Robert Peter Pszonak, MD
Internal Medicine Physician · Buffalo, NY
Robert Peter Pszonak, MD is an internal medicine physician with a practice address in Buffalo, New York, and NPI 1417085424, issued on Mar 1, 2007. Check the license (New York 163495, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Robert Peter Pszonak
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 163495 NY
Self-reported in NPPES; status is on the state search - Practice location
- 400 Forest Ave, Buffalo, NY 14213
- Phone
- (716) 816-2143
- Enumerated
- Mar 1, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (716) 816-2450
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 400 Forest Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bryan AdamsRegistered Nurse1013759232
- Ashley Allen, RNRegistered Nurse1831968015
- Roberta Angielczyk, RNPsychiatric/Mental Health Registered Nurse1134942105
- Heather Bailey, RPHPharmacist1194952846
- Cassandra Baity, REGISTERED NURSEPsychiatric/Mental Health Registered Nurse1992544332
- Robert BallardRegistered Nurse1316709892
Verify Robert Peter Pszonak 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 163495Check 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 internal medicine physician in 2024
122 Medicare Part D claims for 16 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium25 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.
Robert Peter Pszonak among 12,067 internal medicine physician records in New York
Robert Peter Pszonak, 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 2007, is newer than 47% of them.
- NPI issued2007 · 47% of these records are older, 44% 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).
293 internal medicine physician records list a practice address in Buffalo
They are 293 of the 13,287 NPPES records with a practice address in Buffalo, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Buffalo → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Bernardino CruzBuffalo, NY 142131316068232
- Andrea Derosas, M.D.Buffalo, NY 142131588631485
- Claudia Jaramillo Lee, M.D.Buffalo, NY 142131609917582
- Tassaduq KhanBuffalo, NY 142131205957123
- Malini MehtaBuffalo, NY 142131114048030
- Fuad Sheriff, M.D.Buffalo, NY 142131609855477
- Nicholas Smothermon, DOBuffalo, NY 142131912692633
- Faiza Warraich, MDBuffalo, NY 142131053806125
Common questions
What is Robert Peter Pszonak, MD's NPI number?
Robert Peter Pszonak, MD's National Provider Identifier (NPI) is 1417085424, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Robert Peter Pszonak, MD located?
The NPPES record lists a practice address at 400 Forest Ave, Buffalo, NY, 14213. Phone: (716) 816-2143. Providers update this record themselves, so call before visiting.
How can I verify Robert Peter Pszonak, MD's license?
NPPES lists New York license number 163495, 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 Peter Pszonak, MD prescribe under Medicare Part D?
In 2024, Robert Peter Pszonak, MD had 122 Medicare Part D claims for 16 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.