William Perretta, CRNA
NPI 1972515369 · Certified Registered Nurse Anesthetist · Spartanburg, SC
William Perretta, CRNA is a Certified Registered Nurse Anesthetist provider in Spartanburg, SC (NPI 1972515369).
Provider details
- NPI number
- 1972515369
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- R89503 (SC)
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
19 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
- 2006-08-13
- Last updated
- 2009-07-09
Frequently asked questions
- What is William Perretta's NPI number?
- William Perretta's National Provider Identifier (NPI) is 1972515369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Perretta's specialty?
- William Perretta is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Perretta located?
- William Perretta's practice location on file with NPPES is 101 E Wood St, Spartanburg, SC 29303-3040.
- What is William Perretta's phone number?
- The practice phone number listed in the NPPES registry for William Perretta is (864) 560-6122.
- Is William Perretta's NPI active?
- Yes — William Perretta's NPI (1972515369) is active in the NPPES registry as of the last update on 2009-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.