Clinicians affiliated with Gundersen Clinic Ltd
418 clinicians on file with this group · most practice in La Crosse-Onalaska, WI-MN · PAC ID 9638082779
350 clinicians affiliated with Gundersen Clinic Ltd are in the 2024 Medicare Part B data, 184 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 (53) · Family Practice (52) · Physician Assistant (50) · Internal Medicine (23) · Optometry (18) · Physical Therapist in Private Practice (18) · Diagnostic Radiology (12) · General Surgery (11) · Podiatry (7) · Licensed Clinical Social Worker (6) · Nephrology (6) · Orthopedic Surgery (6) · Cardiology (5) · Emergency Medicine (5) · Obstetrics & Gynecology (5) · Ophthalmology (5) · Pathology (4) · Radiation Oncology (4) · Audiologist (3) · Certified Nurse Midwife (3) · Gastroenterology (3) · Geriatric Medicine (3) · Hematology-Oncology (3) · Infectious Disease (3) · Medical Oncology (3) · Neurology (3) · Oral Surgery (Dentist only) (3) · Physical Medicine and Rehabilitation (3) · Psychiatry (3) · Allergy/ Immunology (2) · Chiropractic (2) · Dermatology (2) · Endocrinology (2) · Interventional Cardiology (2) · Otolaryngology (2) · Pulmonary Disease (2) · Registered Dietitian or Nutrition Professional (2) · Sleep Medicine (2) · Urology (2) · Anesthesiology (1) · Clinical Cardiac Electrophysiology (1) · Critical Care (Intensivists) (1) · Hematology (1) · Interventional Radiology (1) · Psychologist, Clinical (1) · Vascular Surgery (1)
Specialty links go to the specialty in La Crosse-Onalaska, WI-MN.
Clinicians affiliated with Gundersen Clinic Ltd, 2024
Alphabetical by last name; 301–350 of 350.
| Name | Specialty | City |
|---|---|---|
| Benjamin H Thompson | Family Practice | La Crosse, WI |
| Jayde A Thompson | Physician Assistant | Tomah, WI |
| Jordan M Thompson, M.D. | Ophthalmology | La Crosse, WI |
| Victor A Thonn, O.D. | Optometry | Hillsboro, WI |
| Chad M Thurman, MD | Family Practice | Onalaska, WI |
| Jennie M Tomlinson, OD | Optometry | La Crosse, WI |
| Christopher J Tookey, MD | Family Practice | Sparta, WI |
| Mark S Topolski, M.D. | Orthopedic Surgery | La Crosse, WI |
| Mackenzie Torgerson, PT, DPT | Physical Therapist in Private Practice | La Crosse, WI |
| Duane K Undeland, MD | Internal Medicine | La Crescent, MN |
| Gregory J Valkosky, DPM | Podiatry | Decorah, IA |
| Courtney Van Auken, APNP | Nurse Practitioner | Onalaska, WI |
| Alison Vandegrift, DPT | Physical Therapist in Private Practice | Sparta, WI |
| Lisa A Veglahn, MD | Internal Medicine | Onalaska, WI |
| Brea Veldboom, NP-C | Nurse Practitioner | Onalaska, WI |
| Alexander M Villareal, M.D. | Sleep Medicine | La Crosse, WI |
| Alexander D Wade, M.D. | General Surgery | Viroqua, WI |
| Ricky J Waniger, MD | Family Practice | La Crosse, WI |
| Shawn Wayne | Pulmonary Disease | La Crosse, WI |
| Lyndell M Wedyke, CNM | Certified Nurse Midwife | Tomah, WI |
| Devin S Wenrich, M.D. | Family Practice | Onalaska, WI |
| Heidi R Werner | Family Practice | Onalaska, WI |
| Joshua Westbrook, M.D. | Diagnostic Radiology | La Crosse, WI |
| Elizabeth V White | Family Practice | Viroqua, WI |
| Steven W Whitford, MD | Ophthalmology | La Crosse, WI |
| Patricia A Wickert, APNP | Nurse Practitioner | La Crosse, WI |
| Mark C Wickre, MD | Diagnostic Radiology | La Crosse, WI |
| Daniel S Wientzen, DO | Family Practice | Decorah, IA |
| Molly E Willenbring, NP | Nurse Practitioner | La Crosse, WI |
| Eileen Williams, PA | Physician Assistant | La Crosse, WI |
| Jon M Williamson, OD | Optometry | Sparta, WI |
| Martin J Williamson, OD | Optometry | La Crosse, WI |
| Catherine E Wilson, APNP | Nurse Practitioner | La Crosse, WI |
| Justin O Wilson, AUD | Audiologist | La Crosse, WI |
| Rachel M Wilson, MD | General Surgery | Viroqua, WI |
| Christopher J Winters, MD | General Surgery | Decorah, IA |
| Stephen C Wissink, MD | Internal Medicine | La Crosse, WI |
| Michael A Witcik, MD | Internal Medicine | La Crosse, WI |
| Paige L Woggon | Certified Nurse Midwife | Hillsboro, WI |
| Daniel P Wolbrink, M.D. | Diagnostic Radiology | La Crosse, WI |
| Rose A Wolbrink, M.D. | Family Practice | Sparta, WI |
| Michael Yang, MD | Neurology | La Crosse, WI |
| Phillip S Yee, MD | General Surgery | Decorah, IA |
| Siegfried Yu, M.D. | Gastroenterology | La Crosse, WI |
| Mary A Zaky, MD | Internal Medicine | La Crosse, WI |
| Anthony P Zbacnik, M.D. | Diagnostic Radiology | La Crosse, WI |
| Gordon G Zeng, MD | Pathology | La Crosse, WI |
| Matthew K Zimmermann, PA | Physician Assistant | La Crosse, WI |
| Aaron J Zivney, DO | Family Practice | La Crosse, WI |
| Francisco Zornosa, MD | Nephrology | Oshkosh, WI |
Practice locations
Listed practice locations in Iowa, 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