James Oh, LMFT
NPI 1851712251 · Marriage & Family Therapist · Downey, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Oh, LMFT is a Marriage & Family Therapist provider in Downey, CA (NPI 1851712251).
Provider details
- NPI number
- 1851712251
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Male
- Sole proprietor
- No
- License
- LMFT97503 (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
12 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
- 2014-01-02
- Last updated
- 2021-11-18
- Certified
- 2021-11-18
Frequently asked questions
- What is James Oh's NPI number?
- James Oh's National Provider Identifier (NPI) is 1851712251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Oh's specialty?
- James Oh is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is James Oh located?
- James Oh's practice location on file with NPPES is 12254 Bellflower Blvd, Downey, CA 90242-2804.
- What is James Oh's phone number?
- The practice phone number listed in the NPPES registry for James Oh is (562) 658-4010.
- Does James Oh accept Medicare?
- James Oh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Oh's NPI active?
- Yes — James Oh's NPI (1851712251) is active in the NPPES registry as of the last update on 2021-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.