Spencer Holbrook
NPI 1306738109 · Marriage & Family Therapist · Santa Ana, CA
Spencer Holbrook is a Marriage & Family Therapist provider in Santa Ana, CA (NPI 1306738109).
Provider details
- NPI number
- 1306738109
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-07-16
- Last updated
- 2025-07-16
- Certified
- 2025-07-16
Frequently asked questions
- What is Spencer Holbrook's NPI number?
- Spencer Holbrook's National Provider Identifier (NPI) is 1306738109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Holbrook's specialty?
- Spencer Holbrook is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Spencer Holbrook located?
- Spencer Holbrook's practice location on file with NPPES is 2130 E 4th St Ste 107, Santa Ana, CA 92705-3818.
- What is Spencer Holbrook's phone number?
- The practice phone number listed in the NPPES registry for Spencer Holbrook is (714) 543-5437.
- Is Spencer Holbrook's NPI active?
- Yes — Spencer Holbrook's NPI (1306738109) is active in the NPPES registry as of the last update on 2025-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.