Riaz A. Sirajuddin Md PC in Oklahoma City, OK
This organization bills under NPI 1508976648, an organization record issued on Aug 30, 2006 with the primary taxonomy Cardiovascular Disease Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1508976648
- Legal name
- Riaz A. Sirajuddin Md PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- Practice location
- 10413 GREENBRIAR PKWY, Oklahoma City, OK 73159
- Phone
- 405-691-4665
- Enumerated
- Aug 30, 2006
- Record updated
- May 27, 2026
- Authorized official
- Owner (title as filed)
3 clinicians CMS lists with Riaz A Sirajuddin Md in Oklahoma City
- Jeffrey Martens, PAPhysician Assistant1659374049
- Charlsie RecordFamily Nurse Practitioner1972028249
- Riaz Sirajuddin, MDCardiovascular Disease Physician1235186099
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Oklahoma 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.