Michael Gerringer, M.D.
Internal Medicine Physician · Hopewell Junction, NY
Michael Gerringer, M.D. is an internal medicine physician with a practice address in Hopewell Junction, New York, and NPI 1295732964, issued on Jul 7, 2005. Check the license (New York 202077, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Michael Gerringer
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 202077 NY
Self-reported in NPPES; status is on the state search - Practice location
- 10 Cranberry Dr, Hopewell Junction, NY 12533
- Phone
- (845) 231-5600
- Enumerated
- Jul 7, 2005
- Record last updated
- Nov 17, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (845) 231-5699
- Medicaid ID
- 01789591 NY
- Medicare enrollment
- Enrolled (PECOS I20100128000186); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 1994
- Entity
- Type 1 · individual
Also registered at 10 Cranberry Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Dela Torre, MDInternal Medicine Physician1124017702
- Robin Flam, M.D.Internal Medicine Physician1104940741
- Daniel Graff, FNP-CFamily Nurse Practitioner1700637923
- Ann Nunez, M.D.Pediatrics Physician1073511713
- Kathryn PalombaFamily Nurse Practitioner1013760198
- Rodrigo Penalosa, M.D.Pediatrics Physician1003814757
Verify Michael Gerringer 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 202077Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average internal medicine physician in 2024
11,607 Medicare Part D claims for 977 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 242 claims were for opioids.
Most prescribed
- Rosuvastatin Calcium937 claims
- Atorvastatin Calcium799 claims
- Amlodipine Besylate586 claims
- Levothyroxine Sodium507 claims
- Losartan Potassium428 claims
- Hydrochlorothiazide277 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
- Optum Medical Care PCMount Kisco, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
10 internal medicine physician records list a practice address in Hopewell Junction
They are 10 of the 329 NPPES records with a practice address in Hopewell Junction, and 12,067 internal medicine physician records in New York.
All 10 in Hopewell Junction → All 12,067 in New York → Every provider in Hopewell Junction →
Other internal medicine physician records in New York
- Deborah Aanonsen, D.O.Staten Island, NY1952395717
- Nivedita Aanur, M.D.New York, NY1982833471
- Jay Aaron, MDGreat Neck, NY1245332956
- Ahmad AbadiPoughkeepsie, NY1780258517
- Jamsheed Abadi, MDBrooklyn, NY1477537496
- Antonieta Abarientos, MDNew Rochelle, NY1649285123
- Zurab Abayev, M.D.Brooklyn, NY1841283058
- Ehab Abaza, MDNew York, NY1114507555
- Vaidarshi Abbagoni, MDNew York, NY1871237495
- Muhammad AbbasRichmond Hill, NY1053996587
Common questions
What is Michael Gerringer, M.D.'s NPI number?
Michael Gerringer, M.D.'s National Provider Identifier (NPI) is 1295732964, issued on Jul 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Michael Gerringer, M.D. located?
The NPPES record lists a practice address at 10 Cranberry Dr, Hopewell Junction, NY, 12533. Phone: (845) 231-5600. Providers update this record themselves, so call before visiting.
How can I verify Michael Gerringer, M.D.'s license?
NPPES lists New York license number 202077, 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 Gerringer, M.D. prescribe under Medicare Part D?
In 2024, Michael Gerringer, M.D. had 11,607 Medicare Part D claims for 977 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.