Clayton Baker, MD
Internal Medicine Physician · Rochester, NY
Clayton Baker, MD is an internal medicine physician with a practice address in Rochester, New York, and NPI 1780613216, issued on Jun 30, 2006. Check the license (New York 229228, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Clayton Baker
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 229228 NY
Self-reported in NPPES; status is on the state search - Practice location
- 601 Elmwood Ave, Rochester, NY 14642
- Phone
- (585) 275-7424
- Enumerated
- Jun 30, 2006
- Record last updated
- Oct 19, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (585) 273-1069
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 601 Elmwood Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Asli Saba Abaci, M.D.Child & Adolescent Psychiatry Physician1538100961
- Syed Faiz Abbas, MDCardiovascular Disease Physician1316557853
- Asim Abbasi, MDPediatric Emergency Medicine (Pediatrics) Physician1336155456
- Cameron Abbey-Mott, PHARMDSolid Organ Transplant Pharmacist1124953625
- Jessica Abbott, PHARMD, RPHPharmacist1548120272
- Maisa Abdalla, M.D.Gastroenterology Physician1669645222
Verify Clayton Baker 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 229228Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
69 Medicare Part D claims for 12 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
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.
Clayton Baker among 12,067 internal medicine physician records in New York
Clayton Baker, 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 fileNo · 60% of these records are
- 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).
504 internal medicine physician records list a practice address in Rochester
They are 504 of the 20,520 NPPES records with a practice address in Rochester, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Rochester → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Marc Berliant, MDRochester, NY 146421154324317
- Donald Bordley, MDRochester, NY 146421740205095
- Nancy Clark, M.D.Rochester, NY 146421538198866
- Elizabeth Edwardsen, M.D.Rochester, NY 146421306862644
- Aniko Fellegi, M.D.Rochester, NY 146421457343667
- John Grable, MDRochester, NY 146421427090026
- Catherine Gracey, MDRochester, NY 146421336185917
- David Lambert, MDRochester, NY 146421043254071
Common questions
What is Clayton Baker, MD's NPI number?
Clayton Baker, MD's National Provider Identifier (NPI) is 1780613216, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Clayton Baker, MD located?
The NPPES record lists a practice address at 601 Elmwood Ave, Rochester, NY, 14642. Phone: (585) 275-7424. Providers update this record themselves, so call before visiting.
How can I verify Clayton Baker, MD's license?
NPPES lists New York license number 229228, 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 Clayton Baker, MD prescribe under Medicare Part D?
In 2024, Clayton Baker, MD had 69 Medicare Part D claims for 12 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.