Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

David R Mcwhorter , PA

Physician Assistant โ€ข Salem, OR

Active NPI 1720348303 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

890 Oak St Se
Salem, OR 973013905

Call 5038140273 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

890 Oak St Se

Salem, OR 973013905

Telephone 5038140273
Organization at the Same NPPES Address or Phone
Salem Health Facility NPI 1265431829

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

CMS Doctors and Clinicians lists 1 group name: Salem Health. 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

Graduation Year

2020

Medicare patients

144 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 โ€“ by Provider, 2024.

Medicare-allowed amount

About $15,280 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 โ€“ by Provider and Service, 2024.

Paid by Medicare

About $11,315 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 โ€“ by Provider and Service, 2024.

30-day fills

1,954 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

$216,003 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 โ€“ by Provider and Drug, 2024.

Open Payments general payments, program year 2025

All general payments: $1,055.09 across 11 records.

By nature of payment

  • Travel and Lodging: $764.31 across 4 records.
  • Food and Beverage: $290.78 across 7 records.

Reporting-company totals

  • Medtronic, Inc.: $1,028.75 across 10 records.
  • Alnylam Pharmaceuticals Inc.: $26.34 across 1 record.

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

6 years (graduated 2020)

CMS Doctors and Clinicians data list 2020 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

2012

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, โ€œDoes your provider accept Medicare as full payment?โ€

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

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)

David Mcwhorter 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 David Mcwhorter 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 Salem and Oregon

Billing and prescribing volume is not a quality rating.

Medicare Part B services

Fewer Medicare Part B services than 60% of clinicians listed under Physician Assistant in Salem, OR (2024, 58 clinicians with data). Median for this group: 277. Middle half: 126 to 605.

Close to the middle for clinicians listed under Physician Assistant in Oregon (2024, 1,144 clinicians with data). Median for this group: 218. Middle half: 98 to 498.

Medicare-allowed amount

Close to the middle for clinicians listed under Physician Assistant in Salem, OR (2024, 58 clinicians with data). Median for this group: $18,476. Middle half: $9,041 to $34,458.

Close to the middle for clinicians listed under Physician Assistant in Oregon (2024, 1,144 clinicians with data). Median for this group: $15,959. Middle half: $7,110 to $33,008.

Paid by Medicare

Close to the middle for clinicians listed under Physician Assistant in Salem, OR (2024, 58 clinicians with data). Median for this group: $14,820. Middle half: $6,994 to $25,664.

Close to the middle for clinicians listed under Physician Assistant in Oregon (2024, 1,144 clinicians with data). Median for this group: $11,156. Middle half: $5,029 to $23,443.

Medicare Part D prescriptions

More Part D prescriptions than 65% of clinicians listed under Physician Assistant in Salem, OR (2024, 76 clinicians with data). Median for this group: 657. Middle half: 171 to 1,560.

More Part D prescriptions than 70% of clinicians listed under Physician Assistant in Oregon (2024, 1,336 clinicians with data). Median for this group: 340. Middle half: 96 to 1,131.

Part D drug cost

A higher Part D drug cost than 70% of clinicians listed under Physician Assistant in Salem, OR (2024, 76 clinicians with data). Median for this group: $40,503. Middle half: $3,849 to $220,911.

A higher Part D drug cost than 85% of clinicians listed under Physician Assistant in Oregon (2024, 1,336 clinicians with data). Median for this group: $8,538. Middle half: $984 to $101,656.

128 active clinicians are listed under Physician Assistant with a practice address in Salem, OR (2,095 in Oregon).

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

Telehealth indicator in Salem

10.2% of these 128 clinicians have the CMS telehealth indicator.

75% of these 128 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 ยท 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 ยท Program Year 2025
Disclosure Year:

Program year 2025 (payments made January 1 โ€“ December 31, 2025): 11 records totaling $1,055.09.

Manufacturer Payment Nature Product Type Amount ($)
Medtronic, Inc.
Travel and Lodging
In-kind items and services
LINQ II General $384.02
Medtronic, Inc.
Travel and Lodging
In-kind items and services
LINQ II General $279.00
Medtronic, Inc.
Food and Beverage
In-kind items and services
LINQ II General $84.52
Medtronic, Inc.
Food and Beverage
In-kind items and services
LINQ II General $76.54
Medtronic, Inc.
Travel and Lodging
In-kind items and services
โ€” General $62.32
Medtronic, Inc.
Food and Beverage
In-kind items and services
LINQ II General $55.12
Medtronic, Inc.
Travel and Lodging
In-kind items and services
LINQ II General $38.97
Medtronic, Inc.
Food and Beverage
In-kind items and services
LINQ II General $28.05
Alnylam Pharmaceuticals Inc.
Food and Beverage
In-kind items and services
AMVUTTRA General $26.34
Medtronic, Inc.
Food and Beverage
In-kind items and services
LINQ II General $13.78
Medtronic, Inc.
Food and Beverage
In-kind items and services
MYCARELINK General $6.43

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 ยท Data Year 2024
Reporting Year:

CPTยฎ is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2021โ€“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 โ€“ by Provider and Service data, 2022โ€“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
86 60 $342.00 $104.62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
35 26 $211.00 $63.52
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician
29 29 $57.00 $17.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
24 23 $347.00 $105.04
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
14 13 $242.00 $74.50

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 ยท Data Year 2024
Prescription Year:
Brand Name Generic Name Prescriptions Day Supply Total Cost Patients
Metoprolol Succinate Metoprolol Succinate 155 8,721 $1,280.58 59
Eliquis Apixaban 139 7,440 $143,772.46 42
Losartan Potassium Losartan Potassium 89 4,035 $564.48 27
Amlodipine Besylate Amlodipine Besylate 72 4,132 $473.55 30
Carvedilol Carvedilol 70 3,908 $561.29 24
Spironolactone Spironolactone 60 2,932 $356.63 17
Atorvastatin Calcium Atorvastatin Calcium 57 2,710 $193.86 22
Furosemide Furosemide 55 2,734 $209.73 22
Rosuvastatin Calcium Rosuvastatin Calcium 49 3,560 $374.09 21
Lisinopril Lisinopril 40 2,270 $135.24 15
Farxiga Dapagliflozin Propanediol 39 1,683 $30,118.59 โ€”
Clopidogrel Clopidogrel Bisulfate 38 2,380 $261.59 18
Valsartan Valsartan 33 1,342 $643.60 โ€”
Torsemide Torsemide 28 1,380 $248.31 12
Potassium Chloride Potassium Chloride 25 1,230 $485.39 โ€”
Amiodarone Hcl Amiodarone Hcl 25 1,249 $819.54 13
Metoprolol Tartrate Metoprolol Tartrate 23 840 $45.92 โ€”
Entresto Sacubitril/Valsartan 21 675 $15,626.25 โ€”
Olmesartan Medoxomil Olmesartan Medoxomil 21 1,410 $294.73 โ€”
Hydralazine Hcl Hydralazine Hcl 20 1,020 $238.46 โ€”
Xarelto Rivaroxaban 17 750 $13,473.78 โ€”
Sotalol Sotalol Hcl 15 510 $200.90 โ€”
Hydrochlorothiazide Hydrochlorothiazide 13 930 $44.08 โ€”
Brilinta Ticagrelor 12 360 $5,580.01 โ€”

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

Self-certified to NPPES: 2021-04-07
Physician Assistant Primary Specialty

NUCC Taxonomy Code: 363A00000X

License # reported to NPPES OR PA202632

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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: Oregon Medical Board.
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 - PHYSICIAN ASSISTANT

Medicare Enrollment ID

I20210526002066

Enrollment State Jurisdiction

OR

PECOS Control ID

8527467448

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

Salem Health

665 Winter St Se, Salem, OR 973013934

Phone: 5035615200

Salem Health

890 Oak St Se, Salem, OR 973013905

Phone: 5038144048

Salem Health

890 Oak St Se, Salem, OR 973013905

Phone: 5035615200

Salem Health

885 Mission St Se, Salem, OR 973026222

Phone: 5038140273

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
Dr. Norman Aiad , MD

Internal Medicine - Interventional Cardiology

NPI 1154818250

Doctor of Medicine (M.D.)

Dr. Ivan Arenas , MD, PhD

Internal Medicine - Cardiovascular Disease

NPI 1821227760

Doctor of Medicine (M.D.), Doctor of Philosophy (Ph.D.)

Jessica Baca , PA-C

Physician Assistant

NPI 1033699731

Physician Assistant (Certified)

Dr. Eric Putz , MD

Internal Medicine - Clinical Cardiac Electrophysiology

NPI 1740272533

Doctor of Medicine (M.D.)

Dr. Michael Schiedler , DO

Internal Medicine - Interventional Cardiology

NPI 1841552692

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

12 Historical Events
๐Ÿ“
Updated Practice Location April 07, 2021

Registered at 890 OAK ST SE, SALEM, OR 973013905 (Tel: 5038140273)

๐Ÿ“
Updated Business Mailing Address April 07, 2021

Registered at 3722 GALLOWAY ST S, SALEM, OR 973026806 (Tel: 2174749453)

๐Ÿ‘ค
Provider Name / Credentials Updated April 07, 2021

Recorded as DAVID MCWHORTER, PA

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) April 07, 2021

Physician Assistant (license number reported to NPPES: OR PA202632)

๐Ÿ“
Updated Business Mailing Address September 24, 2019

Registered at 2575 YORBA LINDA BLVD, FULLERTON, CA 928311699

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) September 24, 2019

Student in an Organized Health Care Education/Training Program

โœ…
NPI Profile Active May 17, 2012

NPI status registered as active in NPPES database

๐Ÿ“
Practice Location (Initial Record) May 17, 2012

Registered at 611 W PARK ST, URBANA, IL 618012500 (Tel: 2173833303)

๐Ÿ“
Business Mailing Address (Initial Record) May 17, 2012

Registered at 3743 SUMMER SAGE CT, CHAMPAIGN, IL 618221909 (Tel: 2174749453)

๐Ÿ‘ค
Provider Name / Credentials (Initial Record) May 17, 2012

Recorded as DAVID MCWHORTER

๐ŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) May 17, 2012

Specialist/Technologist, Other

๐ŸŸข
Initial NPI Registration & Enumeration May 17, 2012

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1720348303
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: May 17, 2012
Last Update: April 07, 2021
Sole Proprietor: Yes

Other Physician Assistants in Salem

All Physician Assistants in Salem

Mailing Address

3722 Galloway St S

Salem, OR 973026806

Phone: 2174749453

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.