Clinicians affiliated with Frio Regional Hospital

Critical Access Hospitals · Voluntary non-profit - Private · 200 S Ih 35, Pearsall, TX 78061 · CCN 451391

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

51 clinicians affiliated with Frio Regional Hospital are in the 2024 Medicare Part B data (59 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 · Family Practice (11) · Internal Medicine (11) · Emergency Medicine (6) · Nurse Practitioner (4) · Hospitalist (3) · Orthopedic Surgery (2) · Physician Assistant (2) · Cardiology (1) · Certified Registered Nurse Anesthetist (CRNA) (1) · Critical Care (Intensivists) (1) · Diagnostic Radiology (1) · General Surgery (1) · Hematology-Oncology (1) · Infectious Disease (1) · Interventional Cardiology (1) · Nephrology (1) · Plastic and Reconstructive Surgery (1) · Preventive Medicine (1) · Psychiatry (1)

Clinicians affiliated with Frio Regional Hospital, 2024

Alphabetical by last name; 51.

NameSpecialtyCity
Bret T Ackermann, DOEmergency MedicineJbsa Ft Sam Houston, TX
Samer Arab, MDFamily PracticeAustin, TX
Alexei Arkhipov, M.D.Hematology-OncologySan Antonio, TX
Majid Atique, MDInternal MedicineAustin, TX
John D Barrera, FNPNurse PractitionerPearsall, TX
James W Bean, MDOrthopedic SurgeryEl Paso, TX
Folashade M Bernard, MDHospitalistHouston, TX
Syed Bokhari, MDInternal MedicineSugar Land, TX
Elva A Camero, M.DFamily PracticeBridgeport, TX
William W Collier, D.O.Emergency MedicineFort Sam Houston, TX
Rebecca L Cook, DOInternal MedicineLive Oak, TX
Marlise K Davidson-Fiedler, MDInternal MedicineJanesville, WI
William T Davis, M.D.Emergency MedicineJbsa Ft Sam Houston, TX
Michael J Diamond, M DFamily PracticeCarrizo Springs, TX
Darby Dickton, DOEmergency MedicineSan Antonio, TX
Kerline Ductan, M.D.Internal MedicineNormal, IL
Shereef B Elhalwagi, MDDiagnostic RadiologySan Diego, CA
Edward ElmerOrthopedic SurgeryPleasanton, TX
John H Frierson, M.D.Interventional CardiologySan Antonio, TX
Oscar Garza, M.D.Family PracticePearsall, TX
Carlos O Geigel, MDEmergency MedicineHereford, TX
Carlos D Godinez, M.D.General SurgerySan Antonio, TX
John C Hall, M.D.Emergency MedicinePlano, TX
Joseph S Houghton, CRNACertified Registered Nurse Anesthetist (CRNA)Frisco, TX
Muhammad B Khan, M.D.Internal MedicinePearsall, TX
Hamilton V Lam, M.D., MPHInternal MedicineGainesville, GA
Richard A Lawson, APRNNurse PractitionerSan Antonio, TX
James A LeidnerHospitalistSan Antonio, TX
Alicia R Liendo, MDCritical Care (Intensivists)San Antonio, TX
Barbara D LloydNurse PractitionerAustin, TX
Barry Markman, MDPlastic and Reconstructive SurgeryFrisco, TX
Earl M Marshall, MDFamily PracticeMonroe, MI
Rafael MartinezFamily PracticeGreat Falls, MT
Ajani W Mason, M.D.Internal MedicineHouston, TX
Cyril Owusu-Boakye, M.D.Internal MedicineCorpus Christi, TX
Sarjoo B Patel, M.D.Family PracticeStoughton, WI
Robert C Pease, M.D.Infectious DiseaseWest Reading, PA
Stephanie M Prado, MDPreventive MedicineJourdanton, TX
Oluwabukola S Shoaga, M.D.HospitalistHouston, TX
Bishal Sinha, MDInternal MedicineSan Antonio, TX
Sergio M Solorzano, M.D.Family PracticeCorpus Christi, TX
Jose I Sosa, M.D.Family PracticePearsall, TX
Pearl Z Stahler, AGACNP-BCNurse PractitionerSan Antonio, TX
Chun Wang Y Tan, MDCardiologyJourdanton, TX
Gabriel Tarango, D.O.Family PracticeCotulla, TX
Muhammad Nauman J Tarar, M.D.Internal MedicineRichmond, TX
Will D Thompson, MPAS, PA-CPhysician AssistantOrange Grove, TX
Joshua Urteaga, MDFamily PracticeSan Antonio, TX
Marcelo Villarreal, M.D.PsychiatryEagle Pass, TX
Santiago Villarreal, M.D.NephrologySan Antonio, TX
Michele L Woodford, PHYSICIAN ASSISTANTPhysician AssistantCotulla, TX

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