Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Dr. Michael D Baratz , MD

Orthopaedic Surgery • Boston, MA

Active NPI 1013177534 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

800 Washington St
Boston, MA 021111552

Call 6176365000 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

800 Washington St

Boston, MA 021111552

Telephone 6176365000
Fax 6176361465
Organization at the Same NPPES Address or Phone
Pratt Med/surg Dermatology Associates Inc Facility NPI 1528012176

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 Waltham, MA. See the list

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

CMS Doctors and Clinicians lists 2 distinct group names: Northeast Orthopaedic Alliance Pllc; Physiotherapy Associates Inc. 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

Jefferson Medical College Of Thomas Jefferson University

Graduation Year

2008

Medicare patients

397 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 $271,801 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 $213,884 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

44 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

$5,970 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: $72,282.60 across 64 records.

By nature of payment

  • Consulting Fee: $64,125.00 across 16 records.
  • Travel and Lodging: $6,530.21 across 19 records.
  • Food and Beverage: $1,627.39 across 29 records.

Reporting-company totals (3 largest of 6)

  • Stryker Corporation: $71,465.82 across 58 records.
  • Medacta USA, Inc.: $500.00 across 1 record.
  • Zimmer Biomet Holdings, Inc.: $145.88 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

18 years (graduated 2008)

CMS Doctors and Clinicians data list 2008 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

2008

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. Baratz 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. Baratz 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 Boston and Massachusetts

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 60% of clinicians listed under Orthopaedic Surgery in Boston, MA (2024, 108 clinicians with data). Median for this group: 523. Middle half: 198 to 991.

Close to the middle for clinicians listed under Orthopaedic Surgery in Massachusetts (2024, 379 clinicians with data). Median for this group: 943. Middle half: 391 to 2,997.

Medicare-allowed amount

A higher Medicare-allowed amount than 90% of clinicians listed under Orthopaedic Surgery in Boston, MA (2024, 108 clinicians with data). Median for this group: $72,139. Middle half: $21,337 to $160,217.

A higher Medicare-allowed amount than 80% of clinicians listed under Orthopaedic Surgery in Massachusetts (2024, 379 clinicians with data). Median for this group: $106,534. Middle half: $39,615 to $188,576.

Paid by Medicare

A higher Medicare payment amount than 90% of clinicians listed under Orthopaedic Surgery in Boston, MA (2024, 108 clinicians with data). Median for this group: $56,494. Middle half: $16,235 to $122,740.

A higher Medicare payment amount than 85% of clinicians listed under Orthopaedic Surgery in Massachusetts (2024, 379 clinicians with data). Median for this group: $78,919. Middle half: $29,480 to $142,985.

Medicare Part D prescriptions

Close to the middle for clinicians listed under Orthopaedic Surgery in Boston, MA (2024, 95 clinicians with data). Median for this group: 50. Middle half: 19 to 117.

Fewer Part D prescriptions than 70% of clinicians listed under Orthopaedic Surgery in Massachusetts (2024, 319 clinicians with data). Median for this group: 81. Middle half: 36 to 226.

Part D drug cost

A higher Part D drug cost than 95% of clinicians listed under Orthopaedic Surgery in Boston, MA (2024, 95 clinicians with data). Median for this group: $221. Middle half: $76 to $934.

A higher Part D drug cost than 90% of clinicians listed under Orthopaedic Surgery in Massachusetts (2024, 319 clinicians with data). Median for this group: $460. Middle half: $145 to $1,460.

265 active clinicians are listed under Orthopaedic Surgery with a practice address in Boston, MA (692 in Massachusetts).

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

Telehealth indicator in Boston

20.8% of these 265 clinicians have the CMS telehealth indicator.

54.3% of these 265 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): 64 records totaling $72,282.60.

Manufacturer Payment Nature Product Type Amount ($)
Stryker Corporation
Consulting Fee
Cash or cash equivalent
MAKO General $10,250.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
GMRS General $10,250.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
GMRS General $9,250.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
INSIGNIA General $8,000.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
INSIGNIA General $7,250.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
GMRS General $6,375.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
MAKO General $3,000.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
TRIATHLON General $2,500.00
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $1,699.41
Stryker Corporation
Consulting Fee
Cash or cash equivalent
MAKO General $1,500.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
UNIVERSAL NEURO 2 General $1,500.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
MAKO General $1,500.00
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $1,330.45
Stryker Corporation
Consulting Fee
Cash or cash equivalent
MAKO General $1,000.00
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $868.41
Stryker Corporation
Consulting Fee
Cash or cash equivalent
— General $750.00
Medacta USA, Inc.
Consulting Fee
Cash or cash equivalent
Quadra General $500.00
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $344.52
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $275.48
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $275.48
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $266.99
Stryker Corporation
Consulting Fee
Cash or cash equivalent
INSIGNIA General $250.00
Stryker Corporation
Consulting Fee
Cash or cash equivalent
INSIGNIA General $250.00
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
INSIGNIA General $204.42
Stryker Corporation
Travel and Lodging
Cash or cash equivalent
MAKO General $202.68

(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 2016–2023 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, 2017–2024; 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
99213 Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
248 212 $282.38 $98.97
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
93 87 $175.00 $62.41
27447 Replacement of knee joint, both sides of knee
55 54 $5458.91 $1360.37
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more
52 52 $346.00 $121.40
27130 Replacement of thigh bone and hip joint with prosthesis
51 49 $5330.44 $1350.23
27487 Revision of thigh and lower leg bone components of total knee joint prosthesis
27 26 $7004.00 $1818.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more
27 27 $513.00 $181.22
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
26 26 $394.00 $139.68
20610 Aspiration and/or injection of fluid from large joint
18 13 $284.67 $77.45
27134 Revision of thigh bone and hip joint prosthesis
15 15 $7617.00 $1968.14
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes
15 15 $285.00 $85.92
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes
12 12 $400.00 $136.64

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
Eliquis Apixaban 31 304 $5,935.39 30
Amoxicillin Amoxicillin 12 60 $34.23 —

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: 2024-09-26
Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

License # reported to NPPES MA 251044

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

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: Massachusetts Board of Registration in Medicine.
Look Up on State Board Site

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid ID
5922834 (NC)
Medicaid ID
NC1798 (SC)
Medicaid ID
1101000019A (MA)
Other Identifier Medicare
S400215512 (MA)

Medicare (PECOS) Enrollment & Ordering Eligibility

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

PRACTITIONER - ORTHOPEDIC SURGERY

Medicare Enrollment ID

I20140828000183

Enrollment State Jurisdiction

MA

PECOS Control ID

9234396599

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

Physiotherapy Associates Inc

860 Route 134, South Dennis, MA 026602577

Phone: 5083854212

Northeast Orthopaedic Alliance Pllc

150 Flanders Rd, Westborough, MA 015811017

Phone: 7818902133

Physiotherapy Associates Inc

860 Route 134, South Dennis, MA 026602577

Phone: 5083854212

Secondary Practice Locations

840 Winter St

Waltham, MA 024511433

Phone: 7818902133

Clinicians Sharing This Practice Address or Phone

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

35 listed
Dr. Taha Bali , MD

Psychiatry & Neurology - Addiction Medicine

NPI 1093967283

Doctor of Medicine (M.D.)

Dr. Niamh Carroll , MD

Internal Medicine

NPI 1023149069

Doctor of Medicine (M.D.)

Dr. Prianka Chawla , MD

Internal Medicine

NPI 1013270099

Doctor of Medicine (M.D.)

Dr. Wei Chen , MD

Anesthesiology

NPI 1033605548

Doctor of Medicine (M.D.)

Elisabeth Cormier , PA

Physician Assistant

NPI 1053794677

Physician Assistant

Dr. David Drew , MD

Internal Medicine - Nephrology

NPI 1043472053

Doctor of Medicine (M.D.)

Career & Practice History

NPI enumerated June 10, 2008.

No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.

No reviews have been published yet. Leave a review.

NPI Administrative Meta

NPI Number: 1013177534
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 10, 2008
Last Update: September 26, 2024
Sole Proprietor: No

Other Orthopaedic Surgery Specialists in Boston

All Orthopaedic Surgery Specialists in Boston

More public profiles in Massachusetts

Directory navigation, in NPI number order.

Mailing Address

800 Washington St

Boston, MA 021111552

Phone: 6176365000

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.