Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. David Shaker , DO

Internal Medicine • Hackensack, NJ

Active NPI 1396130365 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

38 Summit Ave
Hackensack, NJ 07601

Call 2013436360 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

38 Summit Ave

Hackensack, NJ 07601

Telephone 2013436360
Fax 2013436367
Organization at the Same NPPES Address or Phone
Xpress Diagnostics Laboratory, Llc Facility NPI 1548496102

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

NPPES lists 1 additional practice-address record in Glen Ridge, NJ. See the list

Source: CMS NPPES NPI Registry, practice location records; release date unavailable.

CMS Doctors and Clinicians lists 1 group name: Excelcare Medical Associates Pa. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Medical School

New York College Of Osteo Medicine Of New York Institute Of Technology

Graduation Year

2015

Medicare patients

437 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider, 2024.

Medicare-allowed amount

About $185,028 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

Paid by Medicare

About $145,243 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

30-day fills

10,845 standardized 30-day fills in 2024

CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.

What this does not show: 30-day fills

It is not a count of patients and not a measure of quality.

Part D drug cost

$501,711 in 2024

The total cost of these prescriptions in 2024, paid by Medicare drug plans, patients and other payers together.

What this does not show: Part D drug cost

A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.

Source: CMS, Medicare Part D Prescribers – by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $29,150.32 across 88 records.

By nature of payment

  • Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program: $27,300.00 across 31 records.
  • Food and Beverage: $1,164.88 across 51 records.
  • Travel and Lodging: $685.44 across 6 records.

Reporting-company totals (3 largest of 19)

  • Eli Lilly and Company: $28,444.94 across 50 records.
  • Novo Nordisk Inc: $220.53 across 12 records.
  • Currax Pharmaceuticals LLC: $66.22 across 4 records.

A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.

See the full table

Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).

Guide: How to read an Open Payments record

Years since graduation

11 years (graduated 2015)

CMS Doctors and Clinicians data list 2015 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2015

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Shaker has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists Dr. Shaker as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Hackensack and New Jersey

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 75% of clinicians listed under Internal Medicine in Hackensack, NJ (2024, 67 clinicians with data). Median for this group: 716. Middle half: 466 to 1,779.

More Medicare Part B services than 75% of clinicians listed under Internal Medicine in New Jersey (2024, 2,949 clinicians with data). Median for this group: 857. Middle half: 361 to 1,824.

Medicare-allowed amount

A higher Medicare-allowed amount than 75% of clinicians listed under Internal Medicine in Hackensack, NJ (2024, 67 clinicians with data). Median for this group: $85,641. Middle half: $57,989 to $165,124.

A higher Medicare-allowed amount than 75% of clinicians listed under Internal Medicine in New Jersey (2024, 2,949 clinicians with data). Median for this group: $82,901. Middle half: $39,377 to $160,734.

Paid by Medicare

A higher Medicare payment amount than 75% of clinicians listed under Internal Medicine in Hackensack, NJ (2024, 67 clinicians with data). Median for this group: $66,890. Middle half: $44,793 to $128,879.

A higher Medicare payment amount than 75% of clinicians listed under Internal Medicine in New Jersey (2024, 2,949 clinicians with data). Median for this group: $63,529. Middle half: $29,601 to $125,814.

Medicare Part D prescriptions

More Part D prescriptions than 90% of clinicians listed under Internal Medicine in Hackensack, NJ (2024, 71 clinicians with data). Median for this group: 411. Middle half: 44 to 2,999.

More Part D prescriptions than 80% of clinicians listed under Internal Medicine in New Jersey (2024, 2,920 clinicians with data). Median for this group: 1,790. Middle half: 203 to 5,009.

Part D drug cost

A higher Part D drug cost than 90% of clinicians listed under Internal Medicine in Hackensack, NJ (2024, 71 clinicians with data). Median for this group: $61,322. Middle half: $369 to $250,004.

A higher Part D drug cost than 75% of clinicians listed under Internal Medicine in New Jersey (2024, 2,920 clinicians with data). Median for this group: $132,003. Middle half: $9,918 to $431,533.

100 active clinicians are listed under Internal Medicine with a practice address in Hackensack, NJ (4,644 in New Jersey).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Hackensack

23% of these 100 clinicians have the CMS telehealth indicator.

77% of these 100 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Medicare Part D Prescribers (2024), CMS Open Payments (2025), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Pharma & Medical Device Financial Disclosures

Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments

Open Payments · Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 – December 31, 2025): 88 records totaling $29,150.32.

Manufacturer Payment Nature Product Type Amount ($)
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,800.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,200.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $1,050.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $750.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $600.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $600.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $600.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $600.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $450.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $450.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $450.00
Eli Lilly and Company
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
Cash or cash equivalent
ZEPBOUND General $450.00

(top 25 shown)

Source: CMS Open Payments, program year 2025, released June 30, 2026.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B · Data Year 2024
Reporting Year:

CPT® is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2017–2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners – by Provider and Service data, 2018–2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
431 194 $425.16 $142.55
36415 Insertion of needle into vein for collection of blood sample
321 176 $15.00 $8.65
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
231 151 $289.62 $98.76
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month
210 56 $210.00 $69.89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
127 73 $230.69 $84.81
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
111 63 $326.35 $127.55
G0446 Annual, face-to-face intensive behavioral therapy for cardiovascular disease, individual, 15 minutes
106 106 $90.00 $28.18
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
100 100 $435.00 $146.57
G0444 Annual depression screening, 5 to 15 minutes
89 89 $65.00 $21.77
99497 Advance care planning, first 30 minutes
87 83 $275.00 $91.05
99239 Hospital discharge day management, more than 30 minutes
57 54 $344.61 $123.01
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month
43 42 $160.00 $53.32
G0442 Annual alcohol misuse screening, 5 to 15 minutes
41 41 $65.00 $21.81
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
27 27 $550.00 $186.84
G0008 Administration of influenza virus vaccine
26 24 $70.00 $35.50
90653 Influenza vaccine, inactivated
25 23 $255.00 $81.82
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
23 23 $630.00 $187.39
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report
20 19 $50.00 $16.21
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
20 20 $370.00 $124.97
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
18 18 $430.00 $141.43
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
17 16 $51.77 $16.97
99495 Transitional care management services for problem of at least moderate complexity
12 11 $685.00 $225.91

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Medicare Part D Prescribing Profile & Medications

Medicare Part D prescriptions filled, including refills, in 2024.

CMS Part D · Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Atorvastatin Calcium Atorvastatin Calcium 500 30,626 $6,561.61 154
Amlodipine Besylate Amlodipine Besylate 396 25,549 $3,287.80 117
Metformin Hcl Metformin Hcl 203 12,729 $1,887.90 61
Metoprolol Succinate Metoprolol Succinate 197 11,257 $3,616.20 59
Escitalopram Oxalate Escitalopram Oxalate 196 9,790 $2,498.38 45
Levothyroxine Sodium Levothyroxine Sodium 191 10,085 $2,633.60 54
Eliquis Apixaban 187 4,575 $93,174.86 37
Furosemide Furosemide 180 7,020 $1,015.91 54
Lisinopril Lisinopril 159 10,774 $1,628.35 53
Losartan Potassium Losartan Potassium 158 10,215 $2,106.94 51
Pantoprazole Sodium Pantoprazole Sodium 142 5,571 $3,397.83 36
Tamsulosin Hcl Tamsulosin Hcl 110 5,789 $2,674.32 35
Simvastatin Simvastatin 101 7,081 $1,045.63 32
Divalproex Sodium Divalproex Sodium 98 3,057 $9,473.57 18
Gabapentin Gabapentin 95 4,787 $1,734.28 35
Rosuvastatin Calcium Rosuvastatin Calcium 94 7,500 $2,087.73 34
Sertraline Hcl Sertraline Hcl 85 5,280 $985.18 29
Carvedilol Carvedilol 80 4,369 $833.49 19
Diclofenac Sodium Diclofenac Sodium 75 3,453 $1,586.64 24
Levetiracetam Levetiracetam 72 2,444 $1,889.70 —
Hydrochlorothiazide Hydrochlorothiazide 71 6,210 $275.77 26
Quetiapine Fumarate Quetiapine Fumarate 71 2,366 $1,541.65 11
Metoprolol Tartrate Metoprolol Tartrate 69 4,103 $672.14 30
Sucralfate Sucralfate 64 1,041 $4,509.55 —
Allopurinol Allopurinol 60 3,199 $715.31 16

(top 25 shown)

Source: CMS Part D by Provider and Drug, 2024; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits

Specialties & License Numbers Reported to NPPES

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

License # reported to NPPES NJ 25MB10243200

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: New Jersey Division of Consumer Affairs.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - INTERNAL MEDICINE

Medicare Enrollment ID

I20180523000133

Enrollment State Jurisdiction

NJ

PECOS Control ID

0143585174

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Eligible
Power Mobility Devices (PMD) Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Excelcare Medical Associates Pa

718 Teaneck Rd, Teaneck, NJ 076664245

Phone: 2012276050

Secondary Practice Locations

1 Bay St

Glen Ridge, NJ 070281505

Phone: 9734296000

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

5 listed
Abdelrahman Elemam

Internal Medicine

NPI 1861020455
Christina Masklee , APN

Nurse Practitioner - Gerontology

NPI 1982292876

Advanced Practice Nurse

Dr. Mina Shaker , MD

Internal Medicine

NPI 1770977852

Doctor of Medicine (M.D.)

Safwat Shaker

Internal Medicine

NPI 1144246042
Michael Williams-Healy , APN

Nurse Practitioner - Family

NPI 1003311127

Advanced Practice Nurse

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

10 Historical Events
📍
Updated Practice Location June 12, 2018

Registered at 38 SUMMIT AVE, HACKENSACK, NJ 07601 (Tel: 2013436360)

📍
Updated Business Mailing Address June 12, 2018

Registered at 38 SUMMIT AVE, HACKENSACK, NJ 076011263 (Tel: 2013436360)

👤
Provider Name / Credentials Updated June 12, 2018

Recorded as DAVID SHAKER, DO

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 12, 2018

Internal Medicine (license number reported to NPPES: NJ 25MB10243200)

✅
NPI Profile Active April 06, 2015

NPI status registered as active in NPPES database

📍
Practice Location (Initial Record) April 06, 2015

Registered at 1 BAY ST, GLEN RIDGE, NJ 070281505 (Tel: 9734296000)

📍
Business Mailing Address (Initial Record) April 06, 2015

Registered at 1 BAY ST, GLEN RIDGE, NJ 070281505 (Tel: 9734296000)

👤
Provider Name / Credentials (Initial Record) April 06, 2015

Recorded as DAVID SHAKER

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 06, 2015

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 06, 2015

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1396130365
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 06, 2015
Last Update: June 12, 2018
Sole Proprietor: Yes

Other Internal Medicine Providers in Hackensack

All Internal Medicine Providers in Hackensack

Mailing Address

38 Summit Ave

Hackensack, NJ 076011263

Phone: 2013436360

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.