What is Stephen Marks's NPI number?

Stephen Marks's National Provider Identifier (NPI) is 1295270676, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephen Marks's specialty?

Stephen Marks is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Stephen Marks located?

Stephen Marks's practice location on file with NPPES is 900 Fifth Avenue, ; San Rafael, CA 94901.

What is Stephen Marks's phone number?

The practice phone number listed in the NPPES registry for Stephen Marks is (415) 457-6964.

Is Stephen Marks's NPI active?

Yes — Stephen Marks's NPI (1295270676) is active in the NPPES registry as of the last update on 2022-04-01.

IndividualActive

Stephen Marks, PH.D.

NPI 1295270676 · Mental Health Counselor · ; San Rafael, CA

Stephen Marks, PH.D. is a Mental Health Counselor provider in ; San Rafael, CA (NPI 1295270676).

Provider details

NPI number: 1295270676
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Male
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Established profile(64/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
9 yrs in NPPES registry
Profile completeness38% of score
83% 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

900 Fifth Avenue

Suite 150

; San Rafael, CA 94901

Phone: (415) 457-6964

Approximate (ZIP-level) locationGet directions

More CA providers

Mailing address