Peter Marvin
NPI 1235567678 · Marriage & Family Therapist · Grass Valley, CA
Peter Marvin is a Marriage & Family Therapist provider in Grass Valley, CA (NPI 1235567678).
Provider details
- NPI number
- 1235567678
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 70321 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 900 E Main StSuite 201Grass Valley, CA 95945-5853Phone: (530) 264-6033
Registry dates
- Enumerated
- 2013-10-22
- Last updated
- 2018-06-13
Frequently asked questions
- What is Peter Marvin's NPI number?
- Peter Marvin's National Provider Identifier (NPI) is 1235567678, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Marvin's specialty?
- Peter Marvin is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Peter Marvin located?
- Peter Marvin's practice location on file with NPPES is 900 E Main St, Grass Valley, CA 95945.
- What is Peter Marvin's phone number?
- The practice phone number listed in the NPPES registry for Peter Marvin is (530) 264-6033.
- Is Peter Marvin's NPI active?
- Yes — Peter Marvin's NPI (1235567678) is active in the NPPES registry as of the last update on 2018-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.