Clinicians affiliated with Oxbow Physician Services LLC

37 clinicians on file with this group · most practice in Kingsport-Bristol, TN-VA · PAC ID 1850883513

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

33 clinicians affiliated with Oxbow Physician Services LLC are in the 2024 Medicare Part B data, 32 of them physicians. Data years with affiliated clinicians: 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (18) · Hospitalist (10) · Family Practice (4) · Nurse Practitioner (1)

Specialty links go to the specialty in Kingsport-Bristol, TN-VA.

Clinicians affiliated with Oxbow Physician Services LLC, 2024

Alphabetical by last name; 33.

NameSpecialtyCity
John K Ampomah, M.D.Internal MedicineRichmond, VA
Bismark Asante, MDInternal MedicineFalls Church, VA
Kevin A Azzam, D.O.Internal MedicineFalls Church, VA
Christopher K Byrd, D.O.HospitalistAbingdon, VA
Jill K Couch, DOInternal MedicineNorton, VA
Laddie Crisp, MDHospitalistBristol, TN
Fikre W Degefu, M.D.Internal MedicineRoanoke, VA
Aaron M Doran, DOFamily PracticeKingsport, TN
Dmitri A Gagarin, MDInternal MedicineAbingdon, VA
Sharjeel Iqbal, MDHospitalistJohnson City, TN
Olusegun S John, MDFamily PracticeMilledgeville, GA
Emily G Jones, NPNurse PractitionerMarion, VA
Makram A Jurdi, MDInternal MedicineBristol, TN
Zeleke D Kassahun, MDInternal MedicineWashington, DC
Mohammad Z Khan, DOHospitalistHickory, NC
Laila R Lalani, MDInternal MedicineChambersburg, PA
Jeffrey M Manfredonia, D.O.Internal MedicineAbingdon, VA
Lena Manning, DOHospitalistAbingdon, VA
Rohini Nathan, M.DHospitalistKingsport, TN
Ayan R Novruzov, D.O.HospitalistAbingdon, VA
Tolulope M Olasunkanmi, MDHospitalistNorth Miami Beach, FL
Kenneth Onuorah, D.O.Family PracticeBeckley, WV
John Ray, MDInternal MedicineAbingdon, VA
Dakota J Robertson, DOInternal MedicineAbingdon, VA
Andrew J Rosenfeld, DOInternal MedicineSaint Paul, VA
Bertha E Sanchez Valdivieso, MDInternal MedicineAlexandria, VA
Syed I Shafqat, M.D.HospitalistHarrisonburg, VA
Damian Sooklal, MDInternal MedicineAbingdon, VA
Brian K Stiltner, D.O.Internal MedicineAbingdon, VA
Michael E Sutherland, D.O.Internal MedicineJohnson City, TN
Nathan A Varbanoff, D.O.Internal MedicineAbingdon, VA
Fnu Warsha, MDHospitalistNorton, VA
Derek W White, DOFamily PracticeAbingdon, VA

Practice locations

Listed practice locations in Virginia.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations