Registry data as of Aug 27, 2026

John Fedullo, D. O.

Internal Medicine Physician · Amsterdam, NY

John Fedullo, D. O. is an internal medicine physician with a practice address in Amsterdam, New York, and NPI 1538364237, issued on Jun 20, 2007. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1538364237
Name
John Fedullo
Credential
D. O.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
4988 State Highway 30, Amsterdam, NY 12010
Phone
(518) 841-3481
Enumerated
Jun 20, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4988 State Highway 30

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rachel Allen, M.D.Addiction Medicine (Family Medicine) Physician1952752503
  2. Kelsi BarnholtPhysical Rehabilitation Occupational Therapist1427734003
  3. Beth Blaha, PSY.D.Clinical Psychologist1558690941
  4. Lea CusanoOccupational Therapist1790497675
  5. Emilie Deck, FNP-CFamily Nurse Practitioner1659723708
  6. Thomas Doolin, PA-CPhysician Assistant1043347784

Verify John Fedullo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

51% more Medicare Part D claims than the average internal medicine physician in 2024

4,209 Medicare Part D claims for 392 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 119 claims were for opioids.

  1. John Fedullo4,209
  2. Specialty average2,785

Most prescribed

  1. Eliquis260 claims
  2. Atorvastatin Calcium216 claims
  3. Omeprazole138 claims
  4. Levothyroxine Sodium131 claims
  5. Metoprolol Succinate131 claims
  6. Buprenorphine-Naloxone108 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.

2 hospital and facility affiliations

  1. Nysarc Inc Fulton County ChapterJohnstown, NY
  2. St. Mary's HealthcareAmsterdam, NY

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

15 internal medicine physician records list a Amsterdam practice address

They are 15 of the 472 NPPES records with a Amsterdam practice address, and 13,725 internal medicine physician records in New York.

Other internal medicine physician records in New York

  1. Deborah Aanonsen, D.O.Staten Island, NY1952395717
  2. Nivedita Aanur, M.D.New York, NY1982833471
  3. Jay Aaron, MDGreat Neck, NY1245332956
  4. Justin Aaron, MDNew York, NY1619243912
  5. Ahmad AbadiPoughkeepsie, NY1780258517
  6. Jamsheed Abadi, MDBrooklyn, NY1477537496
  7. Theophine Abakporo, M.D.Brooklyn, NY1972564813
  8. Antonieta Abarientos, MDNew Rochelle, NY1649285123
  9. Charles Abate, MDOssining, NY1720180003
  10. Vyachislav Abayev, M.D.Brooklyn, NY1437394574

Common questions

What is John Fedullo, D. O.'s NPI number?

John Fedullo, D. O.'s National Provider Identifier (NPI) is 1538364237, issued on Jun 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Fedullo, D. O. located?

The NPPES record lists a practice address at 4988 State Highway 30, Amsterdam, NY, 12010. Phone: (518) 841-3481. Providers update this record themselves, so call before visiting.

How can I verify John Fedullo, D. O.'s license?

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 Fedullo, D. O. prescribe under Medicare Part D?

In 2024, John Fedullo, D. O. had 4,209 Medicare Part D claims for 392 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.