Mary Holbrook, M.F.T.
NPI 1356498398 · Marriage & Family Therapist · Eureka, CA
Mary Holbrook, M.F.T. is a Marriage & Family Therapist provider in Eureka, CA (NPI 1356498398).
Provider details
- NPI number
- 1356498398
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.F.T.
- Sex
- Female
- Sole proprietor
- Yes
- License
- LMFT34771 (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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 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 (2)
- 428 C St Ste FEureka, CA 95501Phone: (707) 223-6279Fax: (707) 443-3204
- 2200 Tydd StEureka, CA 95501-1284Phone: (707) 441-1624Fax: (707) 441-1253
Registry dates
- Enumerated
- 2007-01-04
- Last updated
- 2019-05-09
Frequently asked questions
- What is Mary Holbrook's NPI number?
- Mary Holbrook's National Provider Identifier (NPI) is 1356498398, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Holbrook's specialty?
- Mary Holbrook is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Mary Holbrook located?
- Mary Holbrook's practice location on file with NPPES is 837 3rd St, Eureka, CA 95501-0511.
- What is Mary Holbrook's phone number?
- The practice phone number listed in the NPPES registry for Mary Holbrook is (707) 223-6279.
- Is Mary Holbrook's NPI active?
- Yes — Mary Holbrook's NPI (1356498398) is active in the NPPES registry as of the last update on 2019-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.