Franz Hahr Stewart, MD
Internal Medicine Physician · Olmstedville, NY
Franz Hahr Stewart, MD is an internal medicine physician with a practice address in Olmstedville, New York, and NPI 1407149180, issued on May 27, 2011. Check the license (New York 210814, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Franz Hahr Stewart
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 210814 NY
Self-reported in NPPES; status is on the state search - Practice location
- 94 Burritt LN, Olmstedville, NY 12857
- Phone
- (518) 532-9616
- Enumerated
- May 27, 2011
- Record last updated
- May 27, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Verify Franz Hahr Stewart 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 210814Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
46 Medicare Part D claims, 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.
Franz Hahr Stewart among 12,067 internal medicine physician records in New York
Franz Hahr Stewart, 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 2011, is newer than 66% of them.
- NPI issued2011 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2011 · 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).
Internal Medicine Physician providers in New York
There are 12,067 internal medicine physician records in New York.
All 12,067 in New York → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maurice O'Connell, M.D.Porter Corners, NY 128591720256753
- James Hindson, MDNorth Creek, NY 128531316196462
- Rachid Daoui, M.D.Saratoga Springs, NY 128661083608426
- Susan DorseySaratoga Springs, NY 128661386733764
- Paul GebhardSaratoga Springs, NY 128661821187204
- Joseph Hayes, MDSaratoga Springs, NY 128661447229646
- George Jolly, MDSaratoga Springs, NY 128661871699009
- Adrian Karatnycky, MDSaratoga Springs, NY 128661801857628
Common questions
What is Franz Hahr Stewart, MD's NPI number?
Franz Hahr Stewart, MD's National Provider Identifier (NPI) is 1407149180, issued on May 27, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Franz Hahr Stewart, MD located?
The NPPES record lists a practice address at 94 Burritt LN, Olmstedville, NY, 12857. Phone: (518) 532-9616. Providers update this record themselves, so call before visiting.
How can I verify Franz Hahr Stewart, MD's license?
NPPES lists New York license number 210814, 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 Franz Hahr Stewart, MD prescribe under Medicare Part D?
In 2024, Franz Hahr Stewart, MD had 46 Medicare Part D claims; 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.