John Joseph Garneau, M.D.
Internal Medicine Physician · Henrietta, NY
John Joseph 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 Joseph 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
- Record last updated
- Mar 7, 2023
- Fax
- (585) 334-2515
- Medicaid ID
- 01673963 NY
- Medicare enrollment
- Enrolled (PECOS I20080506000403); accepts Medicare assignment
- 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 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 Joseph 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 MIPS final score for 2023 (Medicare payment program): 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.
John Joseph Garneau among 12,067 internal medicine physician records in New York
John Joseph Garneau, M.D. 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
- Graduated1982 · median 2002 among the 7,221 with a school on file
- Record last updated2023 · 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).
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 12,067 in New York → Every provider in Henrietta → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Horohoe, M.D.Henrietta, NY 144671255377933
- Thomas Mahoney, M.D.Henrietta, NY 144671235166414
- Azhar Tahir, MDHenrietta, NY 144671023395498
- Arshad Masood, MDHilton, NY 144681760419816
- Eric Nielsen, M.D.Hilton, NY 144681952336992
- Phillip Schirck, MDHamlin, NY 144641447286307
- Michael Collins, MDGeneva, NY 144561295899003
- Wilfredo Cruz, MDGeneva, NY 144561609228154
Common questions
What is John Joseph Garneau, M.D.'s NPI number?
John Joseph 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 Joseph 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 Joseph 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 Joseph Garneau, M.D. prescribe under Medicare Part D?
In 2024, John Joseph 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 Joseph Garneau, M.D.'s MIPS final 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), 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.