Michael Ma
Gastroenterology Physician · New York, NY
Michael Ma is a gastroenterology physician with a practice address in New York, New York, and NPI 1992191571, issued on Apr 10, 2015. Check the license (New York 292339, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Michael Ma
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 292339 NY
25MA12307600 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 100 E 77TH St, New York, NY 10075
- Phone
- (212) 434-2000
- Enumerated
- Apr 10, 2015
- Record last updated
- Oct 9, 2024
- Medicare enrollment
- Enrolled (PECOS I20240819000971); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,797 in New York → Look up another NPI →
Also registered at 100 E 77TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Aboseria, MDStudent in an Organized Health Care Education/Training Program1225616345
- Bincy Abraham, NPFamily Nurse Practitioner1427309947
- Abduljabar Adi, MDStudent in an Organized Health Care Education/Training Program1376346957
- Arzu Adiguzel, ACNPAcute Care Nurse Practitioner1598019127
- Alexia Adler, DNP, AGACNPAcute Care Nurse Practitioner1689593915
- Yeshayahu AdonolemRegistered Nurse1235055930
Verify Michael 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 292339Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average gastroenterology physician in 2024
61 Medicare Part D claims for 36 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Omeprazole18 claims
- Sucralfate14 claims
- Pantoprazole Sodium12 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.
Industry payments in 2024: $2,221.67
19 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Rutgers Health-Rwj Scleroderma ProgramNew Brunswick, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Ma among 1,797 gastroenterology physician records in New York
Michael Ma is one of 1,797 gastroenterology physician records with a practice address in New York. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.
- NPI issued2015 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2015 · median 1999 among the 1,378 with a school on file
- Record last updated2024 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
All 1,797 in New York → Every provider in New York → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Neville Bamji, M.D.New York, NY 100751952588246
- Laura Frado, M.D.New York, NY 100751487946166
- Victoria Garland, MDNew York, NY 100751578069621
- Ugonna Iroku, M.D., M.H.S.New York, NY 100751467605980
- Makoto Iwahara, M.D.New York, NY 100751366627143
- Franklin Kasmin, MDNew York, NY 100751336178581
- Susan Lucak, M.D. PCNew York, NY 100751457439028
- Anthony Passarella, MDNew York, NY 100751942762778
Common questions
What is Michael Ma's NPI number?
Michael Ma's National Provider Identifier (NPI) is 1992191571, issued on Apr 10, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Michael Ma located?
The NPPES record lists a practice address at 100 E 77TH St, New York, NY, 10075. Phone: (212) 434-2000. Providers update this record themselves, so call before visiting.
How can I verify Michael Ma's license?
NPPES lists New York license number 292339, 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 Michael Ma prescribe under Medicare Part D?
In 2024, Michael Ma had 61 Medicare Part D claims for 36 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.