Keyan Ma, MD
Physical Medicine & Rehabilitation Physician · New York, NY
Keyan Ma, MD is a physical medicine & rehabilitation physician with a practice address in New York, New York, and NPI 1467419945, issued on Apr 27, 2006. Check the license (New York 226971, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Keyan Ma
- Credential
- MD
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- 226971 NY
Self-reported in NPPES; status is on the state search - Practice location
- 115 E 61St St, New York, NY 10021
- Phone
- (212) 872-1745
- Enumerated
- Apr 27, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 872-1747
- Medicaid ID
- 02363748 NY
- Medicare enrollment
- Enrolled (PECOS I20040302001038); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 1,366 in New York → Look up another NPI →
Also registered at 115 E 61St St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Douglas Altchek, M.D.Dermatology Physician1366449340
- Valerie Angel, MSWClinical Social Worker1992876015
- Eve Brody, PH.D.Clinical Psychologist1093870131
- Michael Chandler, M.D.Allergy & Immunology Physician1235280660
- Michael Diamond, DDSOrthodontics and Dentofacial Orthopedics Dentistry1255422291
- Egidio Farone, DMDGeneral Practice Dentistry1033242961
Verify Keyan Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 226971Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
199 Medicare Part D claims for 63 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.
Most prescribed
- Diclofenac Epolamine106 claims
- Diclofenac Sodium38 claims
- Celecoxib15 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 2 group practices
- Dr. Ma's Manhattan Medical Rehabilitation, PCNew York, NY
- Dr. Ma's Medical Rehab., P.C.New York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keyan Ma among 1,366 physical medicine & rehabilitation physician records in New York
Keyan Ma, MD is one of 1,366 physical medicine & rehabilitation physician records with a practice address in New York. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 65% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated1989 · median 2005 among the 710 with a school on file
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in New York
There are 1,366 physical medicine & rehabilitation physician records in New York.
All 1,366 in New York → Every provider in New York → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- Christian Custodio, MDNew York, NY 100211679544613
- Nwamara Dike, MDNew York, NY 100211508837543
- Joseph Feinberg, MDNew York, NY 100211497783211
- David Hyams, MDNew York, NY 100211497956379
- Chi-Chang David Lin, MDNew York, NY 100211831287119
- Jennifer O'Connell, M.D.New York, NY 100211578635678
- Michael O'Dell, MDNew York, NY 100211538256607
- Russell Silver, MDNew York, NY 100211053377796
Common questions
What is Keyan Ma, MD's NPI number?
Keyan Ma, MD's National Provider Identifier (NPI) is 1467419945, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Keyan Ma, MD located?
The NPPES record lists a practice address at 115 E 61St St, New York, NY, 10021. Phone: (212) 872-1745. Providers update this record themselves, so call before visiting.
How can I verify Keyan Ma, MD's license?
NPPES lists New York license number 226971, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Keyan Ma, MD prescribe under Medicare Part D?
In 2024, Keyan Ma, MD had 199 Medicare Part D claims for 63 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. 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.