Diana Chang, LMFT120490
NPI 1487190708 · Marriage & Family Therapist · Oakland, CA
Diana Chang, LMFT120490 is a Marriage & Family Therapist provider in Oakland, CA (NPI 1487190708).
Provider details
- NPI number
- 1487190708
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT120490
- Sex
- Female
- Sole proprietor
- Yes
- License
- 120490 (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
9 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
- 2017-01-10
- Last updated
- 2022-02-09
- Certified
- 2022-02-09
Frequently asked questions
- What is Diana Chang's NPI number?
- Diana Chang's National Provider Identifier (NPI) is 1487190708, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Chang's specialty?
- Diana Chang is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Chang located?
- Diana Chang's practice location on file with NPPES is 516 Oakland Ave Ste 202, Oakland, CA 94611-5429.
- What is Diana Chang's phone number?
- The practice phone number listed in the NPPES registry for Diana Chang is (510) 224-5840.
- Is Diana Chang's NPI active?
- Yes — Diana Chang's NPI (1487190708) is active in the NPPES registry as of the last update on 2022-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.