Gerrie Williams
NPI 1396209847 · Case Manager/Care Coordinator · Diamond Springs, CA
Gerrie Williams is a Case Manager/Care Coordinator provider in Diamond Springs, CA (NPI 1396209847).
Provider details
- NPI number
- 1396209847
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
- Behavior Analyst103K00000X
Behavioral Health & Social Service Providers
- Behavior Technician106S00000X
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
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 1947 Galileo CtDavis, CA 95618-4882Phone: (530) 220-1450
- 1947 Galileo CtDavis, CA 95618-4882Phone: (530) 220-1450
- 801 Jefferson St Ste 45&6Fairfield, CA 94533Phone: (707) 720-3869
Registry dates
- Enumerated
- 2019-01-29
- Last updated
- 2023-08-29
- Certified
- 2023-08-29
Frequently asked questions
- What is Gerrie Williams's NPI number?
- Gerrie Williams's National Provider Identifier (NPI) is 1396209847, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerrie Williams's specialty?
- Gerrie Williams is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Gerrie Williams located?
- Gerrie Williams's practice location on file with NPPES is 4250 Fowler Ln, Diamond Springs, CA 95619-9781.
- What is Gerrie Williams's phone number?
- The practice phone number listed in the NPPES registry for Gerrie Williams is (530) 626-3105.
- Is Gerrie Williams's NPI active?
- Yes — Gerrie Williams's NPI (1396209847) is active in the NPPES registry as of the last update on 2023-08-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.