Clinicians affiliated with Gundersen Lutheran Medical Center Inc

895 clinicians on file with this group · most practice in La Crosse-Onalaska, WI-MN · PAC ID 2163331414

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

751 clinicians affiliated with Gundersen Lutheran Medical Center Inc are in the 2024 Medicare Part B data, 442 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 · Physician Assistant (107) · Nurse Practitioner (89) · Internal Medicine (68) · Family Practice (50) · Certified Registered Nurse Anesthetist (CRNA) (37) · Emergency Medicine (35) · Anesthesiology (30) · Diagnostic Radiology (28) · Anesthesiology Assistant (23) · General Surgery (21) · Psychiatry (16) · Neurology (15) · Optometry (15) · Obstetrics & Gynecology (14) · Orthopedic Surgery (13) · Gastroenterology (10) · Pathology (10) · Psychologist, Clinical (10) · Urology (10) · Audiologist (9) · Cardiology (9) · Ophthalmology (9) · Pulmonary Disease (9) · Otolaryngology (8) · Physical Medicine and Rehabilitation (7) · Podiatry (7) · Dermatology (6) · Hematology-Oncology (6) · Licensed Clinical Social Worker (6) · Nephrology (6) · Radiation Oncology (6) · Rheumatology (6) · Critical Care (Intensivists) (5) · Infectious Disease (4) · Plastic and Reconstructive Surgery (4) · Chiropractic (3) · Endocrinology (3) · Hospice and Palliative Care (3) · Interventional Cardiology (3) · Interventional Radiology (3) · Medical Oncology (3) · Neurosurgery (3) · Thoracic Surgery (3) · Vascular Surgery (3) · Geriatric Medicine (2) · Gynecological Oncology (2) · Pain Management (2) · Sleep Medicine (2) · Allergy/ Immunology (1) · Certified Clinical Nurse Specialist (1) · Certified Nurse Midwife (1) · Clinical Cardiac Electrophysiology (1) · Hematology (1) · Hospitalist (1) · Pediatric Medicine (1) · Registered Dietitian or Nutrition Professional (1)

Specialty links go to the specialty in La Crosse-Onalaska, WI-MN.

Clinicians affiliated with Gundersen Lutheran Medical Center Inc, 2024

Alphabetical by last name; 601–700 of 751.

NameSpecialtyCity
Benjamin T Smith, MDInternal MedicineLa Crosse, WI
Julie A Smith, FNPNurse PractitionerLa Crosse, WI
Travis J Smith, MDGeneral SurgeryLa Crosse, WI
Tricia L Solbrack, PA-CPhysician AssistantLa Crosse, WI
Melanie M Solum, MDInternal MedicineLa Crosse, WI
Julie Sonsalla, APNPNurse PractitionerLa Crosse, WI
Kelly A SorensonPhysician AssistantLa Crosse, WI
Katrine K Sorum, N.P.Nurse PractitionerLa Crosse, WI
Tara Sova, PA-CPhysician AssistantLa Crosse, WI
Paul S Spanel, D.O.NeurologyLa Crosse, WI
Dennis C Spano, M.D.Family PracticeLake City, MN
Victoria A Sparks, MDFamily PracticeLa Crosse, WI
Brittany E Splittgerber, M.D.General SurgeryLa Crosse, WI
Balaji Srinivasan, MDNephrologyLa Crosse, WI
Barry J Stahl, NPNurse PractitionerOnalaska, WI
Zoran Stancic, MDAnesthesiologyLa Crosse, WI
Paul T Stanton, M.D.Diagnostic RadiologyLa Crosse, WI
Samantha Stark, MDEmergency MedicineLa Crosse, WI
Ashley Stehl, O.DOptometryWhitehall, WI
Courtney Steichen, MDAnesthesiologyLa Crosse, WI
Shannan K Stephens, MDObstetrics & GynecologyOnalaska, WI
Heather D StiefObstetrics & GynecologyLa Crosse, WI
Michael Stitgen, MDOrthopedic SurgeryLa Crosse, WI
Ian J Stock, DOFamily PracticeDecorah, IA
Mary Stone, PAPhysician AssistantLa Crosse, WI
Sarah E Stoner, PA-CPhysician AssistantLa Crosse, WI
Amy L Strain, MDFamily PracticeOnalaska, WI
Benjamin A Strand, MDPsychiatryLa Crosse, WI
Peter H Strauss, D.C.ChiropracticLa Crosse, WI
Madison F Straw, PA-CPhysician AssistantWinona, MN
Abigail L Strong, MDObstetrics & GynecologyOnalaska, WI
Robert J Stupi, AAAnesthesiology AssistantLa Crosse, WI
Sandra M Suarez Hoyos, M.D.Internal MedicineLa Crosse, WI
Wendy K Sullivan, NPNurse PractitionerLa Crosse, WI
Morgan R Swartz, PAPhysician AssistantLa Crosse, WI
Meena L Syed, CAAAnesthesiology AssistantDallas, TX
Molly S Sygulla, MDFamily PracticeLa Crosse, WI
Kiran C Tamirisa, M.D.AnesthesiologyOregon, OH
Neil H Tator, PAPhysician AssistantWinona, MN
Allison C TaylorAnesthesiologyLa Crosse, WI
Allyssa R TekusPhysician AssistantLa Crosse, WI
Cody W Teslow, PAPhysician AssistantLa Crosse, WI
San Thida, MDEndocrinologyLa Crosse, WI
Laura M Thies, APNPNurse PractitionerLa Crosse, WI
Reggie M Thomes, D.O.Internal MedicineLa Crosse, WI
Aaron D Thompson, PA-C, ATCPhysician AssistantLa Crosse, WI
Jordan M Thompson, M.D.OphthalmologyLa Crosse, WI
Leah R Thompson, M.D.Emergency MedicineLa Crosse, WI
Matthew R Thompson, DOFamily PracticeWinona, MN
Sean K Thompson, ODOptometryWinona, MN
Chad M Thurman, MDFamily PracticeOnalaska, WI
Ruth J Tiffault, DOFamily PracticeWabasha, MN
Megan E Tillema, AAAnesthesiology AssistantLa Crosse, WI
Jia Jian Tin, PHDPsychologist, ClinicalLa Crosse, WI
Courtney B Tipton, MDOtolaryngologyLa Crosse, WI
Angela R Todd, DNP, AGNP-CNurse PractitionerWoodbury, MN
James L Tomlin, PAPhysician AssistantOnalaska, WI
Jennie M Tomlinson, ODOptometryLa Crosse, WI
Christopher J Tookey, MDFamily PracticeSparta, WI
Mark S Topolski, M.D.Orthopedic SurgeryLa Crosse, WI
Huseyin G Tore, M.D.Diagnostic RadiologyLa Crosse, WI
Janet L Torkelson, APNPNurse PractitionerLa Crosse, WI
Shawnt TosonianPulmonary DiseaseKnoxville, TN
Kara J Tower, D.O.NeurologyLa Crosse, WI
Elizabeth A Trautsch, PA-CPhysician AssistantLa Crosse, WI
Vanessa L Trim, APNPNurse PractitionerWinona, MN
Jeffrey B Trohkimoinen, M.D.AnesthesiologyLa Crosse, WI
Leroy J Trombetta, MDGeneral SurgeryLa Crosse, WI
Shelly A Tully, CRNACertified Registered Nurse Anesthetist (CRNA)La Crosse, WI
Genya G Turgul, MDAnesthesiologyRochester, MN
Michael K Tyriver, PAPhysician AssistantLa Crosse, WI
Sencan S Unal, M.D.PsychiatryLa Crosse, WI
Jessica E Underkofler, CRNACertified Registered Nurse Anesthetist (CRNA)La Crosse, WI
Garrett N Ungerer, MDUrologyRochester, MN
David M Valencia, M.D.OtolaryngologyLa Crosse, WI
Ann E Van Atta, MSWLicensed Clinical Social WorkerOnalaska, WI
Courtney Van Auken, APNPNurse PractitionerOnalaska, WI
Laura K Vanderlei, PAPhysician AssistantLa Crosse, WI
Tsarina R Vanwieren, DOPsychiatryLa Crosse, WI
Laurel Vaughan, MDGeneral SurgeryLa Crosse, WI
Lisa A Veglahn, MDInternal MedicineOnalaska, WI
Brea Veldboom, NP-CNurse PractitionerOnalaska, WI
Todd A Verdon, ODOptometryLa Crosse, WI
Carissa Verkuilen, PA-CPhysician AssistantLa Crosse, WI
Joseph D Verzwyvelt, M.D.Emergency MedicineLa Crosse, WI
Brian S Vike, PA-CPhysician AssistantWhitehall, WI
Alexander M Villareal, M.D.Sleep MedicineLa Crosse, WI
Avery Vos, PA-CPhysician AssistantLa Crosse, WI
Cullen R VosPhysician AssistantLa Crosse, WI
Mitchell T Voter, MDEmergency MedicineLa Crosse, WI
Jason K Waddell, DONeurosurgeryLa Crosse, WI
Jill I Wagoner, APRNNurse PractitionerLa Crosse, WI
Joseph J Walbridge, MDInternal MedicineLa Crosse, WI
Christine J Waller, M.D.Critical Care (Intensivists)La Crosse, WI
Ricky J Waniger, MDFamily PracticeLa Crosse, WI
Janel L Ward, MDInternal MedicineLa Crosse, WI
Kasmier L Wawrzaszek, PAPhysician AssistantLa Crosse, WI
Shawn WaynePulmonary DiseaseLa Crosse, WI
Alaina J WebbCritical Care (Intensivists)La Crosse, WI
Blake C Weber, MD, MAAnesthesiologyLa Crosse, WI

Practice locations

Listed practice locations in Minnesota, Wisconsin.

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