Roger Kornu Md PC in Tustin, CA
This organization bills under NPI 1912418674, an organization record issued on Oct 19, 2017 with the primary taxonomy Rheumatology Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1912418674
- Legal name
- Roger Kornu Md PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- Practice location
- 2552 WALNUT AVE STE 200, Tustin, CA 92780
- Phone
- 714-406-4461
- Enumerated
- Oct 19, 2017
- Record updated
- Jan 30, 2026
- Authorized official
- Owner (title as filed)
3 clinicians CMS lists with Roger Kornu Md in Tustin
- Roger Kornu, MDRheumatology Physician1841386349
- Elaine La, PHYSICIAN ASSISTANTPhysician Assistant1396055240
- Nancy Nicolosi, NP-CAdult Health Nurse Practitioner1598122087
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.