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Summary
Dr. Katelyn Mellion is a surgeon who specializes in treating conditions related to weight management and hernia repair. She earned her medical degree from the University of Toledo College of Medicine and has been practicing for 12 years. Her surgical expertise focuses on helping patients with obesity, pediatric weight concerns, and ventral hernias.
Dr. Mellion is affiliated with several respected healthcare systems, including Gundersen Lutheran Medical Center, Mayo Clinic Health System La Crosse, and Winona Health Hospital. She practices across multiple locations in Wisconsin, Iowa, and Minnesota, including La Crosse, Decorah, and West Union. Her clinical work involves comprehensive metabolic testing and specialized surgical pathology procedures to support patient care and treatment planning.
Dr. Mellion is affiliated with several respected healthcare systems, including Gundersen Lutheran Medical Center, Mayo Clinic Health System La Crosse, and Winona Health Hospital. She practices across multiple locations in Wisconsin, Iowa, and Minnesota, including La Crosse, Decorah, and West Union. Her clinical work involves comprehensive metabolic testing and specialized surgical pathology procedures to support patient care and treatment planning.
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. Rolando Arriola Macasaet, MD | Dr. Scott Lee Bierman, MD | Dr. Yelena Grigoriyevna Vidgop, MD |
| Surgery | Surgery | Surgery | Neurology |
| Accepts New Patients | |||
| 12 Years of Experience | 62 Years of Experience | 39 Years of Experience | 20 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks Spanish, English | Speaks Spanish, English | Speaks English, Spanish | |
| La Crosse , WI | Viroqua , WI | Decorah , IA | La Crosse , WI |
| Med School: University Of Toledo College Of Medicine | Med School: Far Eastern University Inst Of Med Nicanor Reyes Medical Foundation | Med School: University Of Iowa | Med School: Rutgers New Jersey 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 active and expired medical licenses in the states of Minnesota and Wisconsin.
Medical License
Medical Doctor with an active medical license in the state of Minnesota that expires 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
- 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.
- Where is Dr. Katelyn Mellion's office located?
- Dr. Katelyn Mellion's office is located at 1836 South Ave, La Crosse, WI, 54601.
- Does Dr. Katelyn Mellion accept my insurance?
- You can see the insurance plans that Dr. Katelyn Mellion accepts on their Vitals profile.
- 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.
- How can I make an appointment with Dr. Katelyn Mellion?
- You can find contact information for Dr. Katelyn Mellion here on Vitals.
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