Marc Greenberg, MD
Orthopaedic Surgery Physician · East Providence, RI
Marc Greenberg, MD is an orthopaedic surgery physician with a practice address in East Providence, Rhode Island, and NPI 1750919205, issued on Mar 31, 2020. Check the license (Rhode Island MD20645, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Marc Greenberg
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- MD20645 RI
Self-reported in NPPES; status is on the state search - Practice location
- 1 Kettle Point Ave, East Providence, RI 02914
- Phone
- (401) 457-1500
- Enumerated
- Mar 31, 2020
- Record last updated
- Oct 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20251016000506); accepts Medicare assignment
- Medical or professional school
- Mayo Medical School, 2020
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 138 in Rhode Island → Look up another NPI →
Also registered at 1 Kettle Point Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roy Aaron, M.D.Orthopaedic Surgery Physician1336189661
- Krista Acciaioli, PA-CPhysician Assistant1760811525
- Valentin Antoci, MD, PHDOrthopaedic Surgery Physician1093942823
- Eva Asirifi, PA-CPhysician Assistant1831058809
- Aaron Atlas, DOOrthopaedic Surgery Physician1568048049
- Virajkuvarba Baptiste, PTPhysical Therapist1700499647
Verify Marc Greenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license MD20645Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
19 Medicare Part D claims for 12 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- University Orthopedics IncProvidence, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marc Greenberg among 138 orthopaedic surgery physician records in Rhode Island
Marc Greenberg, MD is one of 138 orthopaedic surgery physician records with a practice address in Rhode Island. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 72% of them.
- NPI issued2020 · 72% of these records are older, 17% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2020 · median 2013 among the 84 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 orthopaedic surgery physician records list a practice address in East Providence
They are 28 of the 779 NPPES records with a practice address in East Providence, and 138 orthopaedic surgery physician records in Rhode Island.
All 138 in Rhode Island → Every provider in East Providence → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Roy Aaron, M.D.East Providence, RI 029141336189661
- Valentin Antoci, MD, PHDEast Providence, RI 029141093942823
- Brad Blankenhorn, M.D.East Providence, RI 029141003033119
- Vamsy Bobba, MDEast Providence, RI 029141861887440
- Aristides Cruz, MDEast Providence, RI 029141568646800
- Alan Daniels, MDEast Providence, RI 029141760642698
- Bassel Diebo, M.D.East Providence, RI 029141760914576
- John Froehlich, M.D.East Providence, RI 029141811939705
Common questions
What is Marc Greenberg, MD's NPI number?
Marc Greenberg, MD's National Provider Identifier (NPI) is 1750919205, issued on Mar 31, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Marc Greenberg, MD located?
The NPPES record lists a practice address at 1 Kettle Point Ave, East Providence, RI, 02914. Phone: (401) 457-1500. Providers update this record themselves, so call before visiting.
How can I verify Marc Greenberg, MD's license?
NPPES lists Rhode Island license number MD20645, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marc Greenberg, MD prescribe under Medicare Part D?
In 2024, Marc Greenberg, MD had 19 Medicare Part D claims for 12 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.