Yonatan J. Hillman, M.D.
Gastroenterology Physician · White Plains, NY
Yonatan J. Hillman, M.D. is a gastroenterology physician with a practice address in White Plains, New York, and NPI 1023384120, issued on Mar 23, 2012. Check the license (New York 274949, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Yonatan J. Hillman
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 274949 NY
76711 CT
64471 MN
Self-reported in NPPES; status is on the state search - Practice location
- 20 Davis Ave, White Plains, NY 10601
- Phone
- (914) 681-0600
- Enumerated
- Mar 23, 2012
- Record last updated
- Mar 16, 2026
- Medicare enrollment
- Enrolled (PECOS I20220519001684); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2012
- Entity
- Type 1 · individual
Also registered at 20 Davis Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jenna Agostinelli, FNPRegistered Nurse1598632796
- Alyssa D'Onofrio, NPAcute Care Nurse Practitioner1003558917
Verify Yonatan J. Hillman 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 274949Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average gastroenterology physician in 2024
108 Medicare Part D claims for 50 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Omeprazole24 claims
- Sucralfate13 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
- The Duluth Clinic LtdDuluth, MN
- Westchester Medical Group, P.CPurchase, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in New York
There are 1,797 gastroenterology physician records in New York.
Other gastroenterology physician records in New York
- Elie Abadie, MDBrooklyn, NY1639235435
- Hafsa Abbas, MDFlushing, NY1487061438
- Naeem Abbas, MDValley Stream, NY1437432192
- Uzma Abbasi, M.D.Oneida, NY1275856106
- Maisa Abdalla, M.D.Rochester, NY1669645222
- Muhammad Abdullah, MDBrooklyn, NY1053312645
- Arthur Abelow, MDBronx, NY1235242728
- Elie Abemayor, M.D.Mount Kisco, NY1376565358
- Jeffrey Abergel, MDCortlandt Manor, NY1649472382
- Chaim Abittan, MDGreat Neck, NY1972512002
Common questions
What is Yonatan J. Hillman, M.D.'s NPI number?
Yonatan J. Hillman, M.D.'s National Provider Identifier (NPI) is 1023384120, issued on Mar 23, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Yonatan J. Hillman, M.D. located?
The NPPES record lists a practice address at 20 Davis Ave, White Plains, NY, 10601. Phone: (914) 681-0600. Providers update this record themselves, so call before visiting.
How can I verify Yonatan J. Hillman, M.D.'s license?
NPPES lists New York license number 274949, 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 Yonatan J. Hillman, M.D. prescribe under Medicare Part D?
In 2024, Yonatan J. Hillman, M.D. had 108 Medicare Part D claims for 50 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.