Douglas J Abeles, Md, INC in Castro Valley, CA
This organization bills under NPI 1255530077, an organization record issued on Jul 12, 2007 with the primary taxonomy Specialist. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1255530077
- Legal name
- Douglas J Abeles, Md, INC
- Entity
- Type 2 · organization
- Primary taxonomy
- Specialist 174400000X
- Practice location
- 21030 REDWOOD ROAD, Castro Valley, CA 94546
- Phone
- 510-538-0430
- Enumerated
- Jul 12, 2007
- Record updated
- Jan 29, 2015
- Authorized official
- Owner (title as filed)
4 clinicians CMS lists with Douglas J Abeles Md in Castro Valley
- Douglas Abeles, MDOrthopaedic Surgery Physician1508961582
- Michael Krinsky, MDOrthopaedic Surgery Physician1194757716
- Samuel Larrucea, DPT, ECSPhysical Therapist1235219353
- Steven Siegal, MDSpecialist1871598573
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the California secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.