Lea Siegel
NPI 1558847772 · Clinical Social Worker · Oakland, CA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lea Siegel is a Clinical Social Worker provider in Oakland, CA (NPI 1558847772).
Provider details
- NPI number
- 1558847772
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
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
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2018-07-11
- Last updated
- 2018-07-11
Frequently asked questions
- What is Lea Siegel's NPI number?
- Lea Siegel's National Provider Identifier (NPI) is 1558847772, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lea Siegel's specialty?
- Lea Siegel is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Lea Siegel located?
- Lea Siegel's practice location on file with NPPES is 1030 International Blvd, Oakland, CA 94606-3730.
- What is Lea Siegel's phone number?
- The practice phone number listed in the NPPES registry for Lea Siegel is (510) 238-5400.
- Does Lea Siegel accept Medicare?
- Lea Siegel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lea Siegel's NPI active?
- Yes — Lea Siegel's NPI (1558847772) is active in the NPPES registry as of the last update on 2018-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.