Ritchken And First Medical Group in San Diego, CA
This organization bills under NPI 1598819898, an organization record issued on Jan 23, 2007 with the primary taxonomy Multi-Specialty Clinic/Center. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1598819898
- Legal name
- Ritchken And First Medical Group
- Entity
- Type 2 · organization
- Primary taxonomy
- Multi-Specialty Clinic/Center 261QM1300X
- Practice location
- 4282 GENESEE AVE SUITE 103, San Diego, CA 92117
- Phone
- 858-292-0108
- Enumerated
- Jan 23, 2007
- Record updated
- May 31, 2019
- Authorized official
- Office Manager (title as filed)
2 clinicians CMS lists with Ritchken And First Medical Group in San Diego
- Brian First, MDInternal Medicine Physician1770531816
- Simon Ritchken, MDInternal Medicine Physician1255399341
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.