Youngseong Seo
NPI 1851158158 · Clinical Social Worker · Oakland, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Youngseong Seo is a Clinical Social Worker provider in Oakland, CA (NPI 1851158158).
Provider details
- NPI number
- 1851158158
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- LCSW108993 (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
2 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
- 2024-03-04
- Last updated
- 2024-03-04
- Certified
- 2024-03-03
Frequently asked questions
- What is Youngseong Seo's NPI number?
- Youngseong Seo's National Provider Identifier (NPI) is 1851158158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Youngseong Seo's specialty?
- Youngseong Seo is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Youngseong Seo located?
- Youngseong Seo's practice location on file with NPPES is 510 17th St, Oakland, CA 94612-1553.
- What is Youngseong Seo's phone number?
- The practice phone number listed in the NPPES registry for Youngseong Seo is (510) 830-3929.
- Does Youngseong Seo accept Medicare?
- Youngseong Seo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Youngseong Seo's NPI active?
- Yes — Youngseong Seo's NPI (1851158158) is active in the NPPES registry as of the last update on 2024-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.