Joan Margolies, M.S., M.F.T.
NPI 1265456396 · Marriage & Family Therapist · Menlo Park, CA
Joan Margolies, M.S., M.F.T. is a Marriage & Family Therapist provider in Menlo Park, CA (NPI 1265456396).
Provider details
- NPI number
- 1265456396
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.S., M.F.T.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC8608 (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
- 2006-07-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joan Margolies's NPI number?
- Joan Margolies's National Provider Identifier (NPI) is 1265456396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Margolies's specialty?
- Joan Margolies is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Joan Margolies located?
- Joan Margolies's practice location on file with NPPES is 200 Middlefield Rd, Menlo Park, CA 94025-4002.
- What is Joan Margolies's phone number?
- The practice phone number listed in the NPPES registry for Joan Margolies is (650) 324-8565.
- Is Joan Margolies's NPI active?
- Yes — Joan Margolies's NPI (1265456396) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.