Jonathan M. Greenberg, MD
Internal Medicine Physician · Eastchester, NY
Jonathan M. Greenberg, MD is an internal medicine physician with a practice address in Eastchester, New York, and NPI 1801989025, issued on Oct 2, 2006. Check the license (New York 163602, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Jonathan M. Greenberg
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 163602 NY
Self-reported in NPPES; status is on the state search - Practice location
- Mmg - Eastchester, Eastchester, NY 10709
- Phone
- (914) 395-1530
- Enumerated
- Oct 2, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20071116000198); may accept Medicare assignment
- Medical or professional school
- State University Of New York Downstate Medical Center, 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at Mmg - Eastchester
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Valerian Hazan, MDPediatrics Physician1861577249
- Heidi Sanger, MDInternal Medicine Physician1841383064
Verify Jonathan M. Greenberg 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 163602Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,306 Medicare Part D claims for 708 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Azelastine Hcl166 claims
- Prednisone126 claims
- Doxycycline Hyclate67 claims
- Albuterol Sulfate Hfa63 claims
- Ibuprofen61 claims
- Fluticasone Propionate47 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital affiliation
- Montefiore Medical CenterBronx, NY · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Jonathan M. Greenberg among 12,067 internal medicine physician records in New York
Jonathan M. Greenberg, MD is one of 12,067 internal medicine physician records with a practice address in New York. 79% 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, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1984 · median 2002 among the 7,221 with a school on file
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 internal medicine physician records list a practice address in Eastchester
They are 16 of the 246 NPPES records with a practice address in Eastchester, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Eastchester → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Veronique Brinson, MDEastchester, NY 107091235192923
- Thomas Camisa, MDEastchester, NY 107091467483149
- Susan Campanile, MDEastchester, NY 107091598827628
- Debabrata DuttaEastchester, NY 107091710087382
- Eduardo Granato, M.D.Eastchester, NY 107091821151481
- Robert Marzziotti, MDEastchester, NY 107091467537472
- Oana Moucha-Hantar, MDEastchester, NY 107091427021005
- Kenneth Redcross, M.D.Eastchester, NY 107091396757571
Common questions
What is Jonathan M. Greenberg, MD's NPI number?
Jonathan M. Greenberg, MD's National Provider Identifier (NPI) is 1801989025, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan M. Greenberg, MD located?
The NPPES record lists a practice address at Mmg - Eastchester, Eastchester, NY, 10709. Phone: (914) 395-1530. Providers update this record themselves, so call before visiting.
How can I verify Jonathan M. Greenberg, MD's license?
NPPES lists New York license number 163602, 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 Jonathan M. Greenberg, MD prescribe under Medicare Part D?
In 2024, Jonathan M. Greenberg, MD had 1,306 Medicare Part D claims for 708 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jonathan M. Greenberg, MD's MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.