Stephen Fezer, CRNA
NPI 1639161656 · Certified Registered Nurse Anesthetist · Buffalo, NY
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Fezer, CRNA is a Certified Registered Nurse Anesthetist provider in Buffalo, NY (NPI 1639161656).
Provider details
- NPI number
- 1639161656
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 352637 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-16
- Last updated
- 2022-10-06
- Certified
- 2022-10-04
Frequently asked questions
- What is Stephen Fezer's NPI number?
- Stephen Fezer's National Provider Identifier (NPI) is 1639161656, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Fezer's specialty?
- Stephen Fezer is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Stephen Fezer located?
- Stephen Fezer's practice location on file with NPPES is 462 Grider St, Buffalo, NY 14215-3021.
- What is Stephen Fezer's phone number?
- The practice phone number listed in the NPPES registry for Stephen Fezer is (716) 898-3436.
- Does Stephen Fezer accept Medicare?
- Stephen Fezer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Fezer's NPI active?
- Yes — Stephen Fezer's NPI (1639161656) is active in the NPPES registry as of the last update on 2022-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.