Lauren Fenstermaker
NPI 1023859584 · Marriage & Family Therapist · Santa Ana, CA
Lauren Fenstermaker is a Marriage & Family Therapist provider in Santa Ana, CA (NPI 1023859584).
Provider details
- NPI number
- 1023859584
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 146412 (CA)
Specialties & taxonomies
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
2 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
- 2024-06-06
- Last updated
- 2026-02-24
- Certified
- 2026-02-24
Frequently asked questions
- What is Lauren Fenstermaker's NPI number?
- Lauren Fenstermaker's National Provider Identifier (NPI) is 1023859584, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Fenstermaker's specialty?
- Lauren Fenstermaker is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Lauren Fenstermaker located?
- Lauren Fenstermaker's practice location on file with NPPES is 1300 S Grand Ave, Santa Ana, CA 92705-4434.
- What is Lauren Fenstermaker's phone number?
- The practice phone number listed in the NPPES registry for Lauren Fenstermaker is (714) 271-0685.
- Is Lauren Fenstermaker's NPI active?
- Yes — Lauren Fenstermaker's NPI (1023859584) is active in the NPPES registry as of the last update on 2026-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.