Nicholas Guyan, RN, CRNA
NPI 1003456831 · Registered Nurse · Pittsburgh, PA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicholas Guyan, RN, CRNA is a Registered Nurse provider in Pittsburgh, PA (NPI 1003456831).
Provider details
- NPI number
- 1003456831
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN, CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 141265 (PA)
Specialties & taxonomies
Nursing Service Providers
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
6 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
- 2020-01-09
- Last updated
- 2023-01-24
- Certified
- 2023-01-24
Frequently asked questions
- What is Nicholas Guyan's NPI number?
- Nicholas Guyan's National Provider Identifier (NPI) is 1003456831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Guyan's specialty?
- Nicholas Guyan is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Nicholas Guyan located?
- Nicholas Guyan's practice location on file with NPPES is 1400 Locust St, Pittsburgh, PA 15219-5114.
- What is Nicholas Guyan's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Guyan is (412) 232-8111.
- Does Nicholas Guyan accept Medicare?
- Nicholas Guyan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicholas Guyan's NPI active?
- Yes — Nicholas Guyan's NPI (1003456831) is active in the NPPES registry as of the last update on 2023-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.