John Garneau, M.D.
Internal Medicine Physician · Henrietta, NY
John Garneau, M.D. is an internal medicine physician with a practice address in Henrietta, New York, and NPI 1871525154, issued on Jul 7, 2006. Check the license (New York 174390, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- John Garneau
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 174390 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3875 E Henrietta RD, Henrietta, NY 14467
- Phone
- (585) 334-4200
- Enumerated
- Jul 7, 2006
- Entity
- Type 1 · individual
Also registered at 3875 E Henrietta RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Horohoe, M.D.Internal Medicine Physician1255377933
- Thomas Mahoney, M.D.Internal Medicine Physician1235166414
- Susan Sulewski, FNPNurse Practitioner1740376136
Verify John Garneau 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 174390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.9 times the Medicare Part D claims of the average internal medicine physician in 2024
15,647 Medicare Part D claims for 1,456 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. 461 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,203 claims
- Losartan Potassium559 claims
- Levothyroxine Sodium498 claims
- Lisinopril490 claims
- Amlodipine Besylate472 claims
- Omeprazole466 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 Medicare quality score for 2023: 95.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
One hospital affiliation
- Rochester General HospitalRochester, NY · Acute Care Hospitals2 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.
4 internal medicine physician records list a practice address in Henrietta
They are 4 of the 148 NPPES records with a practice address in Henrietta, and 12,067 internal medicine physician records in New York.
All 4 in Henrietta → All 12,067 in New York → Every provider in Henrietta →
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 John Garneau, M.D.'s NPI number?
John Garneau, M.D.'s National Provider Identifier (NPI) is 1871525154, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Garneau, M.D. located?
The NPPES record lists a practice address at 3875 E Henrietta RD, Henrietta, NY, 14467. Phone: (585) 334-4200. Providers update this record themselves, so call before visiting.
How can I verify John Garneau, M.D.'s license?
NPPES lists New York license number 174390, 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 John Garneau, M.D. prescribe under Medicare Part D?
In 2024, John Garneau, M.D. had 15,647 Medicare Part D claims for 1,456 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is John Garneau, M.D.'s Medicare quality score?
The 2023 MIPS final score is 95.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.