IndividualActive
Margaret Chao, PH.D.
NPI 1629453840 · Clinical Psychologist · Oakland, CA
Margaret Chao, PH.D. is a Clinical Psychologist provider in Oakland, CA (NPI 1629453840).
Provider details
- NPI number
- 1629453840
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- PSY26876 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
3900 Broadway
Oakland, CA 94611-5616
Phone: (510) 752-8286
Street-level locationGet directions
Mailing address
3900 Broadway
Oakland, CA 94611-5616
Registry dates
- Enumerated
- 2015-07-29
- Last updated
- 2022-01-03
Frequently asked questions
- What is Margaret Chao's NPI number?
- Margaret Chao's National Provider Identifier (NPI) is 1629453840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Chao's specialty?
- Margaret Chao is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Margaret Chao located?
- Margaret Chao's practice location on file with NPPES is 3900 Broadway, Oakland, CA 94611-5616.
- What is Margaret Chao's phone number?
- The practice phone number listed in the NPPES registry for Margaret Chao is (510) 752-8286.
- Is Margaret Chao's NPI active?
- Yes — Margaret Chao's NPI (1629453840) is active in the NPPES registry as of the last update on 2022-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.