Phyllis Farmer
NPI 1639899818 · Clinical Social Worker · Stockton, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phyllis Farmer is a Clinical Social Worker provider in Stockton, CA (NPI 1639899818).
Provider details
- NPI number
- 1639899818
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 79760 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2022-08-30
- Last updated
- 2022-08-30
- Certified
- 2022-08-30
Frequently asked questions
- What is Phyllis Farmer's NPI number?
- Phyllis Farmer's National Provider Identifier (NPI) is 1639899818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phyllis Farmer's specialty?
- Phyllis Farmer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Phyllis Farmer located?
- Phyllis Farmer's practice location on file with NPPES is 3645 Shadowbrook Dr, Stockton, CA 95219-1726.
- What is Phyllis Farmer's phone number?
- The practice phone number listed in the NPPES registry for Phyllis Farmer is (209) 518-9789.
- Does Phyllis Farmer accept Medicare?
- Phyllis Farmer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phyllis Farmer's NPI active?
- Yes — Phyllis Farmer's NPI (1639899818) is active in the NPPES registry as of the last update on 2022-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.