Stephen Michael Castaldi
Physician Assistant · Buffalo, NY
Stephen Michael Castaldi is a physician assistant with a practice address in Buffalo, New York, and NPI 1982558680, issued on Feb 21, 2026. Check the license (New York 035171, as entered in NPPES) with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Stephen Michael Castaldi
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 035171 NY
Self-reported in NPPES; status is on the state search - Practice location
- 77 Goodell St Ste 340, Buffalo, NY 14203
- Phone
- (716) 888-4703
- Enumerated
- Feb 21, 2026
- Record last updated
- Feb 21, 2026
- Medicare enrollment
- Enrolled (PECOS I20260325002761); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 77 Goodell St Ste 340
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Elroy AnStudent in an Organized Health Care Education/Training Program1073454070
- Caston Banham, DOStudent in an Organized Health Care Education/Training Program1750132411
- Rachel Bellis, MDStudent in an Organized Health Care Education/Training Program1619737541
- Andrew Bode, DOStudent in an Organized Health Care Education/Training Program1447190343
Verify Stephen Michael Castaldi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 035171Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Stephen Michael Castaldi among 15,555 physician assistant records in New York
Stephen Michael Castaldi is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2026, is newer than 96% of them.
- NPI issued2026 · 96% of these records are older, 0% newer
- In a Medicare fileNo · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2025 · median 2018 among the 8,158 with a school on file
- Record last updated2026 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
488 physician assistant records list a practice address in Buffalo
They are 488 of the 13,287 NPPES records with a practice address in Buffalo, and 15,555 physician assistant records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 15,555 in New York → Every provider in Buffalo → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Amy Albert, RPACBuffalo, NY 142031497705016
- Jennifer Brien, RPACBuffalo, NY 142031881606416
- Amey Dziulko, PHYSICIAN ASSISTANTBuffalo, NY 142031932114642
- Jeremy Essman, RPA-CBuffalo, NY 142031356382543
- Lisa Forestal, PABuffalo, NY 142031205975232
- Virginia Hart, NURSE PRACITIONERBuffalo, NY 142031235145905
- Blanka Heary, RPA-CBuffalo, NY 142031093753501
- Michael Hyde, PA-CBuffalo, NY 142031275585549
Common questions
What is Stephen Michael Castaldi's NPI number?
Stephen Michael Castaldi's National Provider Identifier (NPI) is 1982558680, issued on Feb 21, 2026. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Michael Castaldi located?
The NPPES record lists a practice address at 77 Goodell St Ste 340, Buffalo, NY, 14203. Phone: (716) 888-4703. Providers update this record themselves, so call before visiting.
How can I verify Stephen Michael Castaldi's license?
NPPES lists New York license number 035171, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity 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. 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.