William Marsden, IMF
NPI 1922175488 · Marriage & Family Therapist · Chula Vista, CA
William Marsden, IMF is a Marriage & Family Therapist provider in Chula Vista, CA (NPI 1922175488).
Provider details
- NPI number
- 1922175488
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- IMF
- Sex
- Male
- Sole proprietor
- No
- License
- IMF 55909 (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
19 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
- 2006-11-29
- Last updated
- 2011-03-23
Frequently asked questions
- What is William Marsden's NPI number?
- William Marsden's National Provider Identifier (NPI) is 1922175488, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Marsden's specialty?
- William Marsden is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is William Marsden located?
- William Marsden's practice location on file with NPPES is 1161 Bay Blvd Ste B, Chula Vista, CA 91911-2670.
- What is William Marsden's phone number?
- The practice phone number listed in the NPPES registry for William Marsden is (619) 585-7686.
- Is William Marsden's NPI active?
- Yes — William Marsden's NPI (1922175488) is active in the NPPES registry as of the last update on 2011-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.