William Caplan, MFT
NPI 1114770583 · Marriage & Family Therapist · Los Angeles, CA
William Caplan, MFT is a Marriage & Family Therapist provider in Los Angeles, CA (NPI 1114770583).
Provider details
- NPI number
- 1114770583
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- MFT32875 (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
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
- 2024-04-08
- Last updated
- 2024-04-08
- Certified
- 2024-04-07
Frequently asked questions
- What is William Caplan's NPI number?
- William Caplan's National Provider Identifier (NPI) is 1114770583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Caplan's specialty?
- William Caplan is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is William Caplan located?
- William Caplan's practice location on file with NPPES is 833 S Stanley Ave, Los Angeles, CA 90036-4603.
- What is William Caplan's phone number?
- The practice phone number listed in the NPPES registry for William Caplan is (323) 691-7733.
- Is William Caplan's NPI active?
- Yes — William Caplan's NPI (1114770583) is active in the NPPES registry as of the last update on 2024-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.