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Summary
Dr. Katelyn Mellion treats obesity, pediatric obesity, and ventral hernia. She practices surgery and sees patients in La Crosse and Onalaska, Wisconsin; Decorah and West Union, Iowa; and Winona, Minnesota. She is affiliated with Gundersen Lutheran Medical Center, Gundersen Palmer Lutheran Hospital, Winona Health Hospital, and Mayo Clinic Health System La Crosse. Dr. Mellion earned her MD from the University of Toledo College of Medicine and has 12 years of experience.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 12 years of experience
- University Of Toledo College Of Medicine
- 1 specialty
- 1 area of expertise
- 4 hospital affiliations
- 6 office locations
- Female
Office Locations
Dr. Katelyn Maureen Mellion has 6 locationsGundersen La Crosse Clinic
1836 South AveLa Crosse, WI 54601 Tel: (608) 782-7300
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Gundersen Decorah Clinic
1830 State Highway 9Decorah, IA 52101 Tel: (563) 382-3140
Mon7:30 am - 6:00 pm
Tue7:30 am - 6:00 pm
Wed7:30 am - 6:00 pm
Thu7:30 am - 6:00 pm
Fri7:30 am - 4:00 pm
SatClosed
SunClosed
Gundersen Health Bariatric Surgical Services
3111 Gundersen DrOnalaska, WI 54650Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  | | |
| Dr. Katelyn Maureen Mellion, MD | Dr. Ahkeel Ikadon Hasani Allen, MD | Dr. Peter G Roode, MD | Dr. Kristin Heidi Graf, MD |
| Surgery | Surgery | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 12 Years of Experience | 13 Years of Experience | 55 Years of Experience | 9 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| La Crosse , WI | Miami , FL | La Crosse , WI | La Crosse , WI |
| Med School: University Of Toledo College Of Medicine | Med School: Florida State University College Of Medicine | Med School: Pennsylvania State University College Of Medicine | Med School: University Of Minnesota Medical School |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Katelyn Maureen Mellion
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Katelyn Maureen Mellion has the following specialty
Specialty Expertise
Dr. Katelyn Maureen Mellion has the following area of expertise
Certifications, License, & Education
12 Years Experience
Dr. Katelyn Maureen Mellion holds an expired medical license in the states of Minnesota and Wisconsin.
Medical License
Medical Doctor with an expired medical license in the state of Minnesota that expired in 2026 and an expired medical license in the state of Wisconsin that expired in 2025.
Education & Training
Medical School
Graduated from University Of Toledo College Of Medicine in 2014.
NPI Number
Dr. Mellion's NPI number is 1356752828.
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Frequently Asked Questions
- Is Dr. Katelyn Mellion accepting new patients?
- Dr. Katelyn Mellion is accepting new patients on Vitals. View Dr. Katelyn Mellion's profile on Vitals to make an appointment.
- Does Dr. Katelyn Mellion accept my insurance?
- You can see the insurance plans that Dr. Katelyn Mellion accepts on their Vitals profile.
- Which hospitals is Dr. Katelyn Mellion affiliated with?
- Dr. Katelyn Mellion is affiliated with Gundersen Lutheran Medical Center, Gundersen Palmer Lutheran Hospital, Winona Health Hospital, and Mayo Clinic Health System La Crosse.
- How can I make an appointment with Dr. Katelyn Mellion?
- You can find contact information for Dr. Katelyn Mellion here on Vitals.
- Does Dr. Katelyn Mellion accept virtual/telehealth appointments?
- Dr. Katelyn Mellion has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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