Peter A. Castillo, Md, INC in Los Gatos, CA
This organization bills under NPI 1356766869, an organization record issued on Feb 20, 2014 with the primary taxonomy Gynecology Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1356766869
- Legal name
- Peter A. Castillo, Md, INC
- Entity
- Type 2 · organization
- Primary taxonomy
- Gynecology Physician 207VG0400X
- Practice location
- 16070 MATILIJA DR, Los Gatos, CA 95030
- Phone
- 415-764-4800
- Enumerated
- Feb 20, 2014
- Record updated
- Feb 20, 2014
- Authorized official
- President (title as filed)
2 clinicians CMS lists with Peter A Castillo Md in Los Gatos
- Peter Castillo, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1164521035
- Josephine Doo, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1336670116
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.