OKLAHOMA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC
Medicare Clinicians for NPI 1194396721
Surgery - Surgical Oncology in Tulsa, OK
Clinicians Billing Medicare Through This Organization CMS
Clinicians who reassign their Medicare billing to this organization, per CMS enrollment records.
Oklahoma Cancer Specialists And Research Institute, LLC in Tulsa, OK bills Medicare for 67 clinicians across 15 Medicare specialties. The largest specialties are Nurse Practitioner with 21, Medical Oncology with 11 and Gynecological Oncology with 6. Of these, 2 practice at this address and 51 within 10 miles. Search by name or filter by specialty; each name links to that clinician's NPI profile.
Nurse Practitioner (21)
Medical Oncology (11)
Gynecological Oncology (6)
Dermatology (5)
Hematology/Oncology (5)
Tulsa, OK 74146
Radiation Oncology (5)
Certified Clinical Nurse Specialist (CNS) (4)
Diagnostic Radiology (3)
Clinical Social Worker (1)
Family Practice (1)
General Surgery (1)
Interventional Radiology (1)
Micrographic Dermatologic Surgery (MDS) (1)
Registered Dietitian or Nutrition Professional (1)
Surgical Oncology (1)
About this data
Medicare reassignment. A clinician who works for a hospital, clinic or medical group usually signs a Medicare reassignment (form CMS-855R). It lets the organization bill Medicare for the clinician's services and receive the payment. This page lists the clinicians whose reassignment to Oklahoma Cancer Specialists And Research Institute, LLC appears in the CMS Revalidation Reassignment List.
Who is included. Clinicians who bill Medicare under their own NPI through this organization. A clinician can reassign to more than one organization, so the same name may also appear under other groups.
Addresses and phone numbers come from each clinician's own NPPES record, so they may point to another office or to the clinician's own practice.
Source: CMS Revalidation Reassignment List, October 2026 release; addresses, phone numbers and Medicare status from NPPES and PECOS. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
