Peter Jonathan Frederick, MD
Gynecologic Oncology Physician · Buffalo, NY
Peter Jonathan Frederick, MD is a gynecologic oncology physician with a practice address in Buffalo, New York, and NPI 1558579078, issued on May 18, 2007. Check the license (New York 256843, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Peter Jonathan Frederick
- Credential
- MD
- Primary taxonomy
- Gynecologic Oncology Physician 207VX0201X
- License number
- 256843 NY
Self-reported in NPPES; status is on the state search - Practice location
- Elm And Carlton Streets, Buffalo, NY 14263
- Phone
- (716) 845-2300
- Enumerated
- May 18, 2007
- Record last updated
- Jul 15, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (716) 845-7608
- Medicaid ID
- 03241976 NY
- Medicare enrollment
- Enrolled (PECOS I20100915000836); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest gynecologic oncology physician records → All 181 in New York → Look up another NPI →
Also registered at Elm And Carlton Streets
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marycatherine Aungst, FNPNurse Practitioner1881188639
- Molly Aungst, ANPNurse Practitioner1699117606
- Barbara Bambach, MDPediatric Hematology & Oncology Physician1710982418
Verify Peter Jonathan Frederick 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 256843Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024
17 Medicare Part D claims for 11 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% 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.
Industry payments in 2024: $93.35
1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 1,199 providers of this specialty with any payment received $6,387.20 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Roswell Park Cancer InstituteBuffalo, NY
- Rpci Oncology, PCJamestown, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peter Jonathan Frederick among 181 gynecologic oncology physician records in New York
Peter Jonathan Frederick, MD is one of 181 gynecologic oncology physician records with a practice address in New York. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 46% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2003 · median 2003 among the 127 with a school on file
- Record last updated2019 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VX0201X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecologic Oncology Physician providers in New York
There are 181 gynecologic oncology physician records in New York.
All 181 in New York → Every provider in Buffalo → Gynecologic Oncology Physician nationwide →
The 8 gynecologic oncology physician records with the nearest ZIP codes
- Shashikant Lele, MDBuffalo, NY 142631053319681
- Katherine Mager, MDBuffalo, NY 142631376825646
- Karen McLean, M.D., PH.D.Buffalo, NY 142631356467575
- Adekunle Odunsi, MD PHDBuffalo, NY 142631295726958
- Emese Zsiros, MDBuffalo, NY 142631598921181
- Trudy Baker, MDCheektowaga, NY 142251639153943
- David Marchetti, MDCheektowaga, NY 142251528042835
- Stacey Akers, MDBuffalo, NY 142211639204829
Common questions
What is Peter Jonathan Frederick, MD's NPI number?
Peter Jonathan Frederick, MD's National Provider Identifier (NPI) is 1558579078, issued on May 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Peter Jonathan Frederick, MD located?
The NPPES record lists a practice address at Elm And Carlton Streets, Buffalo, NY, 14263. Phone: (716) 845-2300. Providers update this record themselves, so call before visiting.
How can I verify Peter Jonathan Frederick, MD's license?
NPPES lists New York license number 256843, 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 Peter Jonathan Frederick, MD prescribe under Medicare Part D?
In 2024, Peter Jonathan Frederick, MD had 17 Medicare Part D claims for 11 beneficiaries; the average among gynecologic oncology physician prescribers was 195. 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.