Wen Ong
NPI 1548331002 · Marriage & Family Therapist · San Francisco, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wen Ong is a Marriage & Family Therapist provider in San Francisco, CA (NPI 1548331002).
Provider details
- NPI number
- 1548331002
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 46733 (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
- 2006-11-13
- Last updated
- 2010-11-27
Frequently asked questions
- What is Wen Ong's NPI number?
- Wen Ong's National Provider Identifier (NPI) is 1548331002, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wen Ong's specialty?
- Wen Ong is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Wen Ong located?
- Wen Ong's practice location on file with NPPES is 401 Parnassus Ave, San Francisco, CA 94143-2211.
- What is Wen Ong's phone number?
- The practice phone number listed in the NPPES registry for Wen Ong is (415) 476-7095.
- Does Wen Ong accept Medicare?
- Wen Ong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wen Ong's NPI active?
- Yes — Wen Ong's NPI (1548331002) is active in the NPPES registry as of the last update on 2010-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.