Clinicians affiliated with Shannon Clinic

559 clinicians on file with this group · most practice in San Angelo, TX · PAC ID 0840103727

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

476 clinicians affiliated with Shannon Clinic are in the 2024 Medicare Part B data, 350 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 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 · Nurse Practitioner (86) · Diagnostic Radiology (74) · Internal Medicine (42) · Family Practice (35) · Emergency Medicine (33) · Physician Assistant (20) · Anesthesiology (19) · Obstetrics & Gynecology (14) · Neurology (10) · Orthopedic Surgery (9) · Urology (9) · General Surgery (8) · Hospitalist (8) · Certified Registered Nurse Anesthetist (CRNA) (7) · Psychiatry (7) · Critical Care (Intensivists) (6) · Dermatology (6) · Endocrinology (6) · Gastroenterology (6) · Hematology-Oncology (6) · Cardiology (5) · Neurosurgery (5) · Infectious Disease (4) · Nephrology (4) · Ophthalmology (4) · Pathology (4) · Podiatry (4) · Certified Nurse Midwife (3) · Otolaryngology (3) · Pulmonary Disease (3) · Audiologist (2) · General Practice (2) · Pain Management (2) · Radiation Oncology (2) · Rheumatology (2) · Sleep Medicine (2) · Thoracic Surgery (2) · Allergy/ Immunology (1) · Certified Clinical Nurse Specialist (1) · Clinical Cardiac Electrophysiology (1) · Hospice and Palliative Care (1) · Interventional Radiology (1) · Medical Oncology (1) · Optometry (1) · Pediatric Medicine (1) · Psychologist, Clinical (1) · Registered Dietitian or Nutrition Professional (1) · Undersea and Hyperbaric Medicine (1) · Vascular Surgery (1)

Specialty links go to the specialty in San Angelo, TX.

Clinicians affiliated with Shannon Clinic, 2024

Alphabetical by last name; 401–476 of 476.

NameSpecialtyCity
Cynthia Stokes, RN, MSN, CNMCertified Nurse MidwifeSan Angelo, TX
Ashley N Stovall, MSN, APRN, FNP-CNurse PractitionerSan Angelo, TX
Michael P Strayer, MDEmergency MedicineSan Angelo, TX
James L Studt, M.D.Radiation OncologySan Angelo, TX
Seth Sturdivant, MDFamily PracticeSan Angelo, TX
Ben L Sueoka, M.D.Interventional RadiologyCollege Station, TX
Mohamed Summakia, M.D.NeurologyDenton, TX
Kai M Sun, D.O.CardiologySan Angelo, TX
Nancy Sun, M.D.Emergency MedicineSimi Valley, CA
Stephanie K Sun, D.O.Hospice and Palliative CareSan Angelo, TX
Crystal Sustaita, CRNACertified Registered Nurse Anesthetist (CRNA)San Angelo, TX
Robert S Svatek, MDUrologySan Antonio, TX
Dava M Taveirne, MSN, APRN, FNP-CNurse PractitionerSan Angelo, TX
Jason G Taylor, M.D.RheumatologySan Angelo, TX
Kenneth A Taylor, M.D.Diagnostic RadiologySan Angelo, TX
Shook-Ming Taylor, D.O.Emergency MedicineSan Angelo, TX
Michelle Taylor-Chinn, FNPNurse PractitionerSan Angelo, TX
Felicia M Tillman, M.D.Obstetrics & GynecologySanta Fe, NM
Roxanne E Timm, WHCNPNurse PractitionerSan Angelo, TX
Cindy Tran, D.OInternal MedicinePlainview, TX
Vinh Q Trang, M.D.Hematology-OncologyOlympia, WA
Kristen L Treger, M.D.Internal MedicineRichardson, TX
Bhavika Trivedi, M.D.Diagnostic RadiologyRidgeland, MS
Rachel Trojcak, APRN, FNP-CNurse PractitionerSan Angelo, TX
Jeffrey Tsai, M.D.Diagnostic RadiologyOverland Park, KS
Cindy K Tschudi, APRNNurse PractitionerSan Angelo, TX
Roberta L Tumberg, RN, MS, PMHCNSNurse PractitionerLufkin, TX
Qazi F Uddin, MDDiagnostic RadiologyLeesburg, VA
Eric C Umbreit, MDUrologySan Antonio, TX
Raymund M Untalan, MDInternal MedicineSan Angelo, TX
Kristi D Urias, M.D.AnesthesiologySan Angelo, TX
Ekemini B Usoro, DOHospitalistSan Angelo, TX
Christopher L Valencia, M.D.Internal MedicineWest Monroe, LA
David A Vance, M.D.AnesthesiologySan Angelo, TX
Richard Vandegraaf, MDGeneral SurgerySan Angelo, TX
Christopher W Vanderzant, DONeurologySan Angelo, TX
Aleksandra Vidacic, MDInternal MedicineSan Angelo, TX
Alix Vincent, MDDiagnostic RadiologyRockford, IL
Alexander R Vogel, M.D.Diagnostic RadiologyReno, NV
Kathie M Voigt-Field, DOFamily PracticeSan Angelo, TX
Caleb Vosburg, MDOrthopedic SurgerySan Angelo, TX
James G Vretis, D.O.Emergency MedicineSan Angelo, TX
Morgan B Wake, PA-CPhysician AssistantSan Angelo, TX
Jonathan B Walker, D.O.Emergency MedicineBurleson, TX
Kyle R Walker, D.O.Diagnostic RadiologyJbsa Fort Sam Houston, TX
Lauren B Walls, MDAnesthesiologyMarble Falls, TX
Megan A Walters, M.D.Orthopedic SurgerySaint Louis, MO
Kelsey D WaltsCertified Nurse MidwifeSan Angelo, TX
Melissa Watson, FNP-CNurse PractitionerSan Angelo, TX
Andrea J Wears, MDEmergency MedicineSan Angelo, TX
Amanda E Weaver, MDFamily PracticeSan Angelo, TX
Brandi Webb, FNP-CNurse PractitionerBig Spring, TX
Jacob Webster, PA-CPhysician AssistantSan Angelo, TX
Casey Westmoreland, PA-CPhysician AssistantSan Angelo, TX
Paige K Westmoreland, MBA, PA-C, CAQ-PSYCHPhysician AssistantSan Angelo, TX
Scott Westmoreland, DPMPodiatrySan Angelo, TX
James R White, MDFamily PracticeSan Angelo, TX
Steven C White, M.D.Diagnostic RadiologyLubbock, TX
Brandi L Whitehead, P.A.Physician AssistantSan Angelo, TX
William F Whitehead, MDGeneral SurgerySan Angelo, TX
Roger P Wiley, M.D.Diagnostic RadiologyVirginia Beach, VA
Angela D Wilke, NP-CNurse PractitionerSan Angelo, TX
Dennis T Williams, MDAnesthesiologySan Angelo, TX
Michael L Williams, M.D.Emergency MedicineTemple, TX
Robert A Williams, M.D.Diagnostic RadiologyGuymon, OK
Ryan C Williams, PA.CPhysician AssistantBig Spring, TX
Matthew E Williamson, D.O.Diagnostic RadiologyPocatello, ID
Kelly W Wilson, MDObstetrics & GynecologySan Angelo, TX
Jackelyn M Wiser, APRN- FNP-BCNurse PractitionerGoodfellow Afb, TX
Michael A Wood, M.D.Internal MedicineSan Angelo, TX
Ralph M Wurster, DOFamily PracticeSan Angelo, TX
Kate E Young, FNPNurse PractitionerSan Angelo, TX
Mustafa H Zaidi, MDPsychiatryRichmond, TX
Hernan A Zarate, MDPulmonary DiseaseSan Angelo, TX
Joseph Zerr, M.D.Diagnostic RadiologyDallas, TX
William Zinn, MDDiagnostic RadiologyEden Prairie, MN

Practice locations

Listed practice locations in California, Colorado, Florida, Georgia, Massachusetts, Maryland, Michigan, Mississippi, North Carolina, Nevada, Ohio, Oregon, Pennsylvania, Texas, Utah, Virginia, Washington.

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