Marilyn Mazer, LMFT
NPI 1295758209 · Mental Health Counselor · San Rafael, CA
Marilyn Mazer, LMFT is a Mental Health Counselor provider in San Rafael, CA (NPI 1295758209).
Provider details
- NPI number
- 1295758209
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC37761 (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
- 2006-07-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marilyn Mazer's NPI number?
- Marilyn Mazer's National Provider Identifier (NPI) is 1295758209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marilyn Mazer's specialty?
- Marilyn Mazer is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Marilyn Mazer located?
- Marilyn Mazer's practice location on file with NPPES is 610 D St, San Rafael, CA 94901-3708.
- What is Marilyn Mazer's phone number?
- The practice phone number listed in the NPPES registry for Marilyn Mazer is (415) 419-3565.
- Is Marilyn Mazer's NPI active?
- Yes — Marilyn Mazer's NPI (1295758209) 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.