Shelley Williams, FNP
NPI 1518575992 · Family Nurse Practitioner · Irvine, CA
Shelley Williams, FNP is a Family Nurse Practitioner provider in Irvine, CA (NPI 1518575992).
Provider details
- NPI number
- 1518575992
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- NP95014025 (CA)
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
5 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
- 2020-07-21
- Last updated
- 2020-07-21
- Certified
- 2020-07-21
Frequently asked questions
- What is Shelley Williams's NPI number?
- Shelley Williams's National Provider Identifier (NPI) is 1518575992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shelley Williams's specialty?
- Shelley Williams is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shelley Williams located?
- Shelley Williams's practice location on file with NPPES is 4950 Barranca Pkwy, Irvine, CA 92604-4671.
- What is Shelley Williams's phone number?
- The practice phone number listed in the NPPES registry for Shelley Williams is (949) 265-0442.
- Is Shelley Williams's NPI active?
- Yes — Shelley Williams's NPI (1518575992) is active in the NPPES registry as of the last update on 2020-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.