Marilyn Marshall, MFT
NPI 1649440017 · Marriage & Family Therapist · La Jolla, CA
Marilyn Marshall, MFT is a Marriage & Family Therapist provider in La Jolla, CA (NPI 1649440017).
Provider details
- NPI number
- 1649440017
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- MT20588 (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
18 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
- 2008-03-02
- Last updated
- 2008-03-02
Frequently asked questions
- What is Marilyn Marshall's NPI number?
- Marilyn Marshall's National Provider Identifier (NPI) is 1649440017, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Marshall's specialty?
- Marilyn Marshall is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Marilyn Marshall located?
- Marilyn Marshall's practice location on file with NPPES is 8950 Villa La Jolla Dr, La Jolla, CA 92037-1714.
- What is Marilyn Marshall's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Marshall is (858) 458-1060.
- Is Marilyn Marshall's NPI active?
- Yes — Marilyn Marshall's NPI (1649440017) is active in the NPPES registry as of the last update on 2008-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.