Tammy Estes
NPI 1457840498 · Marriage & Family Therapist · Fairfield, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tammy Estes is a Marriage & Family Therapist provider in Fairfield, CA (NPI 1457840498).
Provider details
- NPI number
- 1457840498
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- IMF100905 (CA)
Specialties & taxonomies
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
8 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
- 2018-05-04
- Last updated
- 2018-05-04
Frequently asked questions
- What is Tammy Estes's NPI number?
- Tammy Estes's National Provider Identifier (NPI) is 1457840498, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tammy Estes's specialty?
- Tammy Estes is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Tammy Estes located?
- Tammy Estes's practice location on file with NPPES is 1735 Enterprise Dr Ste 105a, Fairfield, CA 94533-6822.
- What is Tammy Estes's phone number?
- The practice phone number listed in the NPPES registry for Tammy Estes is (707) 425-1799.
- Does Tammy Estes accept Medicare?
- Tammy Estes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tammy Estes's NPI active?
- Yes — Tammy Estes's NPI (1457840498) is active in the NPPES registry as of the last update on 2018-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.