Sarah Frontiera
NPI 1538835863 · Marriage & Family Therapist · Los Alamitos, CA
Sarah Frontiera is a Marriage & Family Therapist provider in Los Alamitos, CA (NPI 1538835863).
Provider details
- NPI number
- 1538835863
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
4 yrs in NPPES 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
- 2021-08-17
- Last updated
- 2021-08-17
- Certified
- 2021-08-16
Frequently asked questions
- What is Sarah Frontiera's NPI number?
- Sarah Frontiera's National Provider Identifier (NPI) is 1538835863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Frontiera's specialty?
- Sarah Frontiera is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Sarah Frontiera located?
- Sarah Frontiera's practice location on file with NPPES is 5242 Katella Ave Ste 206, Los Alamitos, CA 90720-2867.
- What is Sarah Frontiera's phone number?
- The practice phone number listed in the NPPES registry for Sarah Frontiera is (562) 294-1526.
- Is Sarah Frontiera's NPI active?
- Yes — Sarah Frontiera's NPI (1538835863) is active in the NPPES registry as of the last update on 2021-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.