Clinicians affiliated with Allen Hospital

Acute Care Hospitals · Voluntary non-profit - Private · 1825 Logan Avenue, Waterloo, IA 50703 · Waterloo-Cedar Falls, IA · CCN 160110

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

479 clinicians affiliated with Allen Hospital are in the 2024 Medicare Part B data (567 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 (143) · Family Practice (54) · Anesthesiology (47) · Internal Medicine (28) · Physician Assistant (26) · Diagnostic Radiology (25) · Emergency Medicine (15) · Podiatry (11) · Orthopedic Surgery (10) · General Surgery (9) · Pathology (9) · Certified Registered Nurse Anesthetist (CRNA) (8) · Cardiology (7) · Gastroenterology (7) · Urology (7) · Hematology-Oncology (6) · Pulmonary Disease (6) · Clinical Cardiac Electrophysiology (5) · Neurology (5) · Psychiatry (5) · Interventional Cardiology (4) · Obstetrics & Gynecology (4) · Ophthalmology (4) · Otolaryngology (4) · Hospitalist (3) · Pain Management (3) · Physical Medicine and Rehabilitation (3) · Dermatology (2) · Endocrinology (2) · Infectious Disease (2) · Nephrology (2) · Neurosurgery (2) · Rheumatology (2) · Thoracic Surgery (2) · Certified Nurse Midwife (1) · Critical Care (Intensivists) (1) · Interventional Radiology (1) · Pediatric Medicine (1) · Plastic and Reconstructive Surgery (1) · Radiation Oncology (1) · Vascular Surgery (1)

Clinicians affiliated with Allen Hospital, 2024

Alphabetical by last name; 401–479 of 479.

NameSpecialtyCity
Rafael Serrano, M.D.Orthopedic SurgeryPittsburgh, PA
Sangeeta Shah, MDNeurologyWaterloo, IA
Morgan M Sharp, FNPNurse PractitionerWaterloo, IA
Madison I Shatek, PA-CPhysician AssistantCedar Falls, IA
Courtney A Shaw, ARNPNurse PractitionerIowa City, IA
Samantha A Shaw, ARNPNurse PractitionerCedar Falls, IA
Atul K Sheth, MDPsychiatryBakersfield, CA
Adam L Shires, D.O.AnesthesiologyHiawatha, IA
Moaz SialGastroenterologyWaterloo, IA
Firas Siddique, MDFamily PracticeBismarck, ND
Brian Silvia, M.D.Orthopedic SurgeryDubuque, IA
Lori L Sinclair, M.D.PathologyWaterloo, IA
Manmohan Singh, M.D.CardiologyWaterloo, IA
Amy M Sinnwell, ARNPNurse PractitionerCedar Falls, IA
Nicole D Slater, ARNPNurse PractitionerWaterloo, IA
Matthew J Smith, MDFamily PracticeWaterloo, IA
Stephanie R Smith, ARNPNurse PractitionerWaterloo, IA
Joshua R Sokol, M.D.Diagnostic RadiologyEden Prairie, MN
Beau B Sorenson, PAPhysician AssistantCedar Falls, IA
Carla J Springer, M.D.Family PracticeWaterloo, IA
Bethany StaffordNurse PractitionerWaterloo, IA
Larry Standing, DOFamily PracticeCedar Falls, IA
Carolyn A Steenhoek, PA-CPhysician AssistantWaterloo, IA
Alec J Steils, ARNPNurse PractitionerWaterloo, IA
Heather Steinbronn, ARNPNurse PractitionerWaterloo, IA
Hans E Steine, MDAnesthesiologyHiawatha, IA
Quentin E Stenger, PA-CPhysician AssistantEvansdale, IA
Katrina Stoffel, ARNPNurse PractitionerWaterloo, IA
Hannah N Strottman, ARNPNurse PractitionerWaterloo, IA
Sean M Sturm, DOAnesthesiologyAmes, IA
Mir R Subla, MDInterventional CardiologyMinot, ND
John G Sweetman, M.D.AnesthesiologyIowa City, IA
Giselle J Tan, M.D.Orthopedic SurgeryWest Burlington, IA
Himanshu Tandon, M.D.Interventional CardiologyWaterloo, IA
Kaitlin N Tegeler, ARNP, FNP-CNurse PractitionerWaterloo, IA
Sreeshma Tellapuri, MDDiagnostic RadiologyChicago, IL
David A Terrero Salcedo, M.DInfectious DiseaseDes Moines, IA
Sarah J Terronez, DOFamily PracticeCharles City, IA
Karl E Terwilliger, MDAnesthesiologyWaterloo, IA
Mattie J Testroet, ARNPNurse PractitionerWaterloo, IA
Sherif H Tewfik, MDAnesthesiologyAmes, IA
Christian Theodosis, MDEmergency MedicineBaltimore, MD
Nicholas C Thompson, M.D.AnesthesiologyWest Des Moines, IA
Amy Thurm, ARNPNurse PractitionerWaterloo, IA
Trisha L Tibbitts, ARNPNurse PractitionerWaverly, IA
Amber Toenyes, PA-CPhysician AssistantCedar Falls, IA
Benjamin L Torrez, D.O.Orthopedic SurgeryCedar Falls, IA
Zachary J Treat, MDFamily PracticeSaint Louis, MO
Katherine J Tupper, PA-CPhysician AssistantAnkeny, IA
Jessica M Turner, ARNPNurse PractitionerCedar Falls, IA
Laura Ubben, PMHNP-BCNurse PractitionerWaterloo, IA
MD Alal Uddin, M.DPhysical Medicine and RehabilitationWaterloo, IA
Libby K Uhlenhopp, ARNPNurse PractitionerParkersburg, IA
Sara N Upmeyer, D.O.AnesthesiologyDes Moines, IA
Richard J Valente, MDCardiologyWaterloo, IA
Andrew D Vanderheyden, M.D.PathologyDubuque, IA
Deborah J Van Dyke, ARNP-BCNurse PractitionerWaterloo, IA
Amanda L Vervaecke, A.R.N.P.Nurse PractitionerWaterloo, IA
Kimberly L Vetter, PA-CPhysician AssistantCedar Falls, IA
Amy Vincent, ARNPNurse PractitionerCedar Rapids, IA
David M Visokey, DOPulmonary DiseaseWaterloo, IA
Lincoln R Wallace, MDFamily PracticeFort Dodge, IA
Jodi K Walther, NP-CNurse PractitionerCedar Falls, IA
Hayden L Warner, MDUrologyIowa City, IA
Skye A Warren, FNP-C, ARNPNurse PractitionerWaverly, IA
Melissa K WatsonNurse PractitionerIowa City, IA
William M WelchCertified Registered Nurse Anesthetist (CRNA)Blue Earth, MN
Blaine B Westemeyer, M.D.Emergency MedicineMarshalltown, IA
John Whitt, DPMPodiatryWaterloo, IA
Kathie J Whitt, DPMPodiatryWaterloo, IA
Kelsey J WidgeonNurse PractitionerWaterloo, IA
Dustin O Wiemers, MDAnesthesiologyDes Moines, IA
Crystal Wilken, ARNPNurse PractitionerWaterloo, IA
Jeffrey D Wilkins, D.O.Emergency MedicineWaterloo, IA
Nicole Wurzer, ARNPNurse PractitionerNew Hampton, IA
Wei YangPathologyWaterloo, IA
Chitravathi Yerrapareddy, MDEndocrinologyWaterloo, IA
Kurt H ZachariasDiagnostic RadiologyLenexa, KS
Jody Zolondek, NPNurse PractitionerCedar Falls, IA

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