James Mason, MA MFT
NPI 1508850058 · Mental Health Counselor · San Diego, CA
James Mason, MA MFT is a Mental Health Counselor provider in San Diego, CA (NPI 1508850058).
Provider details
- NPI number
- 1508850058
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- MA MFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- 41738 (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
20 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
- 2005-09-09
- Last updated
- 2012-03-23
Frequently asked questions
- What is James Mason's NPI number?
- James Mason's National Provider Identifier (NPI) is 1508850058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mason's specialty?
- James Mason is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is James Mason located?
- James Mason's practice location on file with NPPES is 3023 1st Ave, San Diego, CA 92103-5815.
- What is James Mason's phone number?
- The practice phone number listed in the NPPES registry for James Mason is (619) 925-3462.
- Is James Mason's NPI active?
- Yes — James Mason's NPI (1508850058) is active in the NPPES registry as of the last update on 2012-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.