Martha Hammons, MSW
NPI 1326510157 · Social Worker · Fairfield, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Hammons, MSW is a Social Worker provider in Fairfield, CA (NPI 1326510157).
Provider details
- NPI number
- 1326510157
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
- License
- ASW86566 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
7 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
- 2018-12-18
- Last updated
- 2023-05-23
- Certified
- 2023-05-23
Frequently asked questions
- What is Martha Hammons's NPI number?
- Martha Hammons's National Provider Identifier (NPI) is 1326510157, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Hammons's specialty?
- Martha Hammons is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Martha Hammons located?
- Martha Hammons's practice location on file with NPPES is 275 Beck Ave # Ms 5-120, Fairfield, CA 94533-6804.
- What is Martha Hammons's phone number?
- The practice phone number listed in the NPPES registry for Martha Hammons is (707) 784-8114.
- Does Martha Hammons accept Medicare?
- Martha Hammons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Hammons's NPI active?
- Yes — Martha Hammons's NPI (1326510157) is active in the NPPES registry as of the last update on 2023-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.