Robert Fiedler, MD
Endocrinology, Diabetes & Metabolism Physician · New York, NY
Robert Fiedler, MD is an endocrinology, diabetes & metabolism physician with a practice address in New York, New York, and NPI 1780788133, issued on Sep 7, 2006. Check the license (New York 099544, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Robert Fiedler
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 099544 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1175 Park Ave, New York, NY 10128
- Phone
- (212) 289-6500
- Enumerated
- Sep 7, 2006
- Record last updated
- Dec 17, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 996-5042
- Medicaid ID
- 00170127 NY
- Entity
- Type 1 · individual
Also registered at 1175 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Robert Fiedler 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 099544Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
93 Medicare Part D claims, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of 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.
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
Other endocrinology, diabetes & metabolism physician records in New York
- Zinoviy Abelev, MDLong Island City, NY1891941613
- Jill Abelseth, M.D.Albany, NY1720080039
- Sherley Abraham, M.D.New York, NY1871739441
- Connor Abramowicz, DOPort Jefferson, NY1508485913
- Jennifer Abrams, DOBrooklyn, NY1679101364
- Naim Abrar, M.D.Riverhead, NY1790702355
- Cesar Abuchaibe, MDNew York, NY1316250582
- Runa Acharya, MDSyracuse, NY1477817401
- Robert Aden, MDBrooklyn, NY1457312829
- Deena Adimoolam, MDNew York, NY1619110228
Common questions
What is Robert Fiedler, MD's NPI number?
Robert Fiedler, MD's National Provider Identifier (NPI) is 1780788133, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert Fiedler, MD located?
The NPPES record lists a practice address at 1175 Park Ave, New York, NY, 10128. Phone: (212) 289-6500. Providers update this record themselves, so call before visiting.
How can I verify Robert Fiedler, MD's license?
NPPES lists New York license number 099544, 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 Robert Fiedler, MD prescribe under Medicare Part D?
In 2024, Robert Fiedler, MD had 93 Medicare Part D claims; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.