Clinicians affiliated with Johnson Regional Medical Center

Acute Care Hospitals · Voluntary non-profit - Private · 1100 East Poplar Street, Clarksville, AR 72830 · CCN 040002

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

111 clinicians affiliated with Johnson Regional Medical Center are in the 2024 Medicare Part B data (125 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Nurse Practitioner (30) · Family Practice (21) · Certified Registered Nurse Anesthetist (CRNA) (9) · Internal Medicine (8) · Diagnostic Radiology (7) · Emergency Medicine (5) · General Surgery (5) · Orthopedic Surgery (4) · Physician Assistant (3) · Cardiology (2) · Dermatology (2) · Interventional Cardiology (2) · Nephrology (2) · Obstetrics & Gynecology (2) · Hematology-Oncology (1) · Interventional Radiology (1) · Neurology (1) · Otolaryngology (1) · Pain Management (1) · Podiatry (1) · Pulmonary Disease (1) · Rheumatology (1) · Urology (1)

Clinicians affiliated with Johnson Regional Medical Center, 2024

Alphabetical by last name; 101–111 of 111.

NameSpecialtyCity
Clinton W Twaddell, M.D.General SurgeryFort Worth, TX
Ginger L Valentine, CRNACertified Registered Nurse Anesthetist (CRNA)Metairie, LA
Zoltan Varga, M.D., PH.D.Interventional CardiologyRussellville, AR
Karl F Wagenhauser, M.D.Emergency MedicineTexarkana, TX
James M Watson, MDDiagnostic RadiologyKeesler Afb, MS
Kenneth L Weaver, PA-CPhysician AssistantNorth Little Rock, AR
Jonna G Webb, PA-CPhysician AssistantRussellville, AR
Jonathan D White, MDFamily PracticeParagould, AR
William E Williams, D.O.Family PracticeClarksville, AR
Sarah M Woodruff, MDFamily PracticeClarksville, AR
Dakota L Young, FNP-CNurse PractitionerFort Smith, AR

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built