Phyllis Butler, FNP
NPI 1508921487 · Family Nurse Practitioner · Mariposa, CA
Phyllis Butler, FNP is a Family Nurse Practitioner provider in Mariposa, CA (NPI 1508921487).
Provider details
- NPI number
- 1508921487
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 0073142-22 (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
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
- 2006-12-22
- Last updated
- 2014-09-25
Frequently asked questions
- What is Phyllis Butler's NPI number?
- Phyllis Butler's National Provider Identifier (NPI) is 1508921487, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phyllis Butler's specialty?
- Phyllis Butler is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Phyllis Butler located?
- Phyllis Butler's practice location on file with NPPES is 5300 Hwy 49 N., Mariposa, CA 95338.
- What is Phyllis Butler's phone number?
- The practice phone number listed in the NPPES registry for Phyllis Butler is (209) 966-3672.
- Is Phyllis Butler's NPI active?
- Yes — Phyllis Butler's NPI (1508921487) is active in the NPPES registry as of the last update on 2014-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.