Susan Merrill, M.A.
NPI 1225467616 · Marriage & Family Therapist · Los Alamitos, CA
Susan Merrill, M.A. is a Marriage & Family Therapist provider in Los Alamitos, CA (NPI 1225467616).
Provider details
- NPI number
- 1225467616
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.A.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC 54006 (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
12 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
- 2013-11-06
- Last updated
- 2013-11-06
Frequently asked questions
- What is Susan Merrill's NPI number?
- Susan Merrill's National Provider Identifier (NPI) is 1225467616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Merrill's specialty?
- Susan Merrill is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Susan Merrill located?
- Susan Merrill's practice location on file with NPPES is 4132 Katella Ave Ste 202, Los Alamitos, CA 90720-3498.
- What is Susan Merrill's phone number?
- The practice phone number listed in the NPPES registry for Susan Merrill is (714) 595-5070.
- Is Susan Merrill's NPI active?
- Yes — Susan Merrill's NPI (1225467616) is active in the NPPES registry as of the last update on 2013-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.