Marc Walton
NPI 1639214802 · Marriage & Family Therapist · Pasadena, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Walton is a Marriage & Family Therapist provider in Pasadena, CA (NPI 1639214802).
Provider details
- NPI number
- 1639214802
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- MFC49176 (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
- 2007-02-21
- Last updated
- 2022-09-16
- Certified
- 2022-09-16
Frequently asked questions
- What is Marc Walton's NPI number?
- Marc Walton's National Provider Identifier (NPI) is 1639214802, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Walton's specialty?
- Marc Walton is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Marc Walton located?
- Marc Walton's practice location on file with NPPES is 100 W Walnut St Ste 375, Pasadena, CA 91124-3068.
- What is Marc Walton's phone number?
- The practice phone number listed in the NPPES registry for Marc Walton is (323) 215-7792.
- Does Marc Walton accept Medicare?
- Marc Walton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Walton's NPI active?
- Yes — Marc Walton's NPI (1639214802) is active in the NPPES registry as of the last update on 2022-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.