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; 301–400 of 751.

NameSpecialtyCity
Thomas C Isaacson, MDCardiologyLas Vegas, NV
Alexander Ivanov, MDCardiologyMilwaukee, WI
Laura L Jacobson, MDFamily PracticeLa Crosse, WI
Rebecca L Jacobson, DNPNurse PractitionerLa Crosse, WI
Stephanie Jakusz, APNPNurse PractitionerLa Crosse, WI
Jamal Janjua, M.DCardiologyLa Crosse, WI
Fatemeh S JannatiPodiatryLa Crosse, WI
Peter Jantz, CRNACertified Registered Nurse Anesthetist (CRNA)La Crosse, WI
Benjamin T Jarman, MDGeneral SurgeryLa Crosse, WI
Jean J Jasienski, CRNACertified Registered Nurse Anesthetist (CRNA)Eau Claire, WI
Michael D Jefferies, MDAnesthesiologyLa Crosse, WI
Andrew R Jesson, M.D.Emergency MedicineLa Crosse, WI
Amy M JohnsonNurse PractitionerWinona, MN
David S Johnson, M.D.Internal MedicineLa Crosse, WI
Kristine L Johnson, M.D.Family PracticeLa Crosse, WI
Mat A Johnson, CRNACertified Registered Nurse Anesthetist (CRNA)La Crosse, WI
Melissa K Johnson, MDGeneral SurgeryLa Crosse, WI
Minerva Y Johnson, CRNACertified Registered Nurse Anesthetist (CRNA)Rochester, MN
Brad A Jones, PAPhysician AssistantTomah, WI
Blake D Jordan, DOInternal MedicineLa Crosse, WI
Abigail M Jumbeck, NPNurse PractitionerLa Crosse, WI
Jeremiah Kakes, MDFamily PracticeLa Crosse, WI
Aaron KaroPhysician AssistantLa Crosse, WI
Ivan Kaspruk, MDEmergency MedicineLa Crosse, WI
Francis J Kaszuba, MDPulmonary DiseaseTampa, FL
Taj M Kattapuram, MDDiagnostic RadiologyEnglewood, CO
Barbara E Kaufmann, RDRegistered Dietitian or Nutrition ProfessionalLa Crosse, WI
Michitaka Kawata, M.D.General SurgeryLa Crosse, WI
Marc A Kayson, PH.D.Psychologist, ClinicalLa Crosse, WI
Laura L Kelley, NPNurse PractitionerLa Crosse, WI
Jordan H Kemppainen, APNPNurse PractitionerLa Crosse, WI
Ann E Kerkman, CRNACertified Registered Nurse Anesthetist (CRNA)Madison, WI
Maude Kettenmann, M.D.Emergency MedicineLa Crosse, WI
Safiya Khan, M.D.Internal MedicineRapid City, SD
Sarah Khan, MDDiagnostic RadiologySouthlake, TX
Adnan N Kiani, M.DRheumatologyCedar Rapids, IA
Kaitlyn Kiel, NPNurse PractitionerLa Crosse, WI
Christian N Kildahl, APNPNurse PractitionerLa Crosse, WI
Patrick S Kim, M.D.AnesthesiologyCookeville, TN
Selena Kim, CAAAnesthesiology AssistantAtlanta, GA
Kathryn A Kindschy, PAPhysician AssistantLa Crosse, WI
Teresa A King, MDInternal MedicineOnalaska, WI
Marissa KinsmanPhysician AssistantLa Crosse, WI
Emily J Kirchner, FNP-C, APNPNurse PractitionerLa Crosse, WI
Krista J Kirchner, APNPNurse PractitionerLa Crosse, WI
Jennifer L Kirsch, MDAnesthesiologyLa Crosse, WI
Amanda Kirsenlohr, PA-C, MSPASPhysician AssistantLa Crosse, WI
Anna S Kitzmann, M.D.OphthalmologyLa Crosse, WI
Steven M Klein, MDOrthopedic SurgeryLa Crosse, WI
William P Klein, MDFamily PracticeLa Crosse, WI
Donald Kleppel, MDPain ManagementLa Crosse, WI
James G Kleven, MDAnesthesiologyLa Crosse, WI
Laura KlingbeilOrthopedic SurgeryLa Crosse, WI
Gregory M Knorr, MDInternal MedicineLa Crosse, WI
Cassandra Knott, MDInternal MedicineLa Crosse, WI
Darren Knox, M.D.Internal MedicineLa Crosse, WI
Lisa E Knudtson, NPNurse PractitionerLa Crosse, WI
Danica A Kocimski, APNPNurse PractitionerLa Crosse, WI
Laura M Koerner, PAPhysician AssistantLa Crosse, WI
Tiana L Kohls, PA-CPhysician AssistantLa Crosse, WI
Bryan J Kolberg, PSY.D.Psychologist, ClinicalLa Crosse, WI
Vikas S KoppurapuInternal MedicineLa Crosse, WI
Todd J Kowalski, M.D.Infectious DiseaseLa Crosse, WI
Katelyn N Kozelka, PAPhysician AssistantOnalaska, WI
Forrest J Krause, MDAnesthesiologyLa Crosse, WI
Adam W Krings, CRNACertified Registered Nurse Anesthetist (CRNA)Rochester, MN
Abigail B Krueger, DOInternal MedicineLa Crosse, WI
Brookelyn R Kruger, NPNurse PractitionerLa Crosse, WI
Jessica L KuesterInternal MedicineLa Crosse, WI
Suresh Kumar Kulandhaisamy, MDClinical Cardiac ElectrophysiologySpringfield, IL
Amit P Kulkarni, MDInternal MedicineOnalaska, WI
Ragasri Kumar Merkes, D.O.NeurologyLa Crosse, WI
Nicholas J Kuntz, M.D.UrologyMeridian, ID
Benny Kusuma, MDInternal MedicineLa Crosse, WI
Jennifer S Lahmann, MDPsychiatryLa Crosse, WI
Stephanie L Laliberte-Lorenz, O.D.OptometryOnalaska, WI
Chi-Seng Lam, AAAnesthesiology AssistantLa Crosse, WI
Conor M Lane, MB BCH BAOInterventional CardiologyRochester, MN
Kimberly M Lansing, MDFamily PracticeLa Crosse, WI
Janelle M Lantz, PAPhysician AssistantLa Crosse, WI
Ann L Lapacinski, CRNACertified Registered Nurse Anesthetist (CRNA)Minneapolis, MN
Shelby J LaphamPhysician AssistantRochester, MN
Laura M Lara, MDFamily PracticeWabasha, MN
Jacob LarkinPhysician AssistantLa Crosse, WI
Filomena C Larson, ODOptometryLa Crosse, WI
Carly Z Laufenberg, P.A.-CPhysician AssistantLa Crosse, WI
Lynsey LaxtonPhysician AssistantWinona, MN
Kelly M Lay, APNPNurse PractitionerLa Crosse, WI
James E Lean, MDPsychiatryLa Crosse, WI
Thomas M Ledoux, PSY.D.Psychologist, ClinicalLa Crosse, WI
Hunter D Lee, PA-CPhysician AssistantLa Crosse, WI
Kyla R Lee, MDInternal MedicineLa Crosse, WI
Wonhee Lee, MDNeurologyLa Crosse, WI
Thomas C Leece, MDInternal MedicineLa Crosse, WI
Zachary T Leggon, PAPhysician AssistantLa Crosse, WI
Andrew A Lehman, M.D.Orthopedic SurgeryViroqua, WI
Nancy A Leitch, M.D.DermatologyMinnetonka, MN
Michael A Leone, M.D.NeurologyLa Crosse, WI
Paul V Letendre, MDHematology-OncologyLa Crosse, WI
Jennifer Lietzau, DNP, APRN, AGACNP-BCNurse PractitionerLa 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