Burnsville Clinic651.340.1064 |  Minnetonka Clinic 763.316.4407 | Electronic Health Records Patient Portal


You can schedule appointments online with Drs. Ahmed and Gehrig online. If you do not find a time convenient for you, please call our front desk at  763.316.4407 and we will find something that fits your schedule. 





Dr. Rehana Ahmed MD, PhD, Board Certified Dermatologist

Dr. Ahmed’s clinical expertise includes pediatric, general, surgical and cosmetic dermatology with special interests in skin cancer surgery/Mohs micrographic surgery, laser treatments and cosmetic procedures, including BOTOX®, Radiesse, Sculptra, Juvederm and Voluma.  Dr. Ahmed is available for appointments in our Minnetonka and Burnsville locations.

Dr. Ahmed attended the Johns Hopkins University and graduated Phi Beta Kappa with a BA in Behavioral Biology. She graduated from the University of Minnesota School of Medicine, Alpha Omega Alpha. She completed her internship in Internal Medicine and her residency in Dermatology at the University of Minnesota. Dr. Ahmed is certified by the American Board of Dermatology and is an active member of several dermatological organizations. She comes to dermatology with a Ph.D. in Epidemiology and a background in clinical research. Her research emphasis includes cancer development and survivorship issues. She currently has a grant to test the effects of a new medication on squamous cell carcinoma and melanoma, and also works with a group at the University of Minnesota, lead by Dr. DeAnn Lazovich, to understand the effects of indoor tanning on melanoma. Dr. Ahmed's work has been published in the New England Journal of Medicine and JAMA, among other places. She is an Assistant Professor of Dermatology at the University of Minnesota, where she is active in research. In addition to her academic work, she writes frequently on cosmetic dermatology and simple skin care regimes at goodskinsimple.com.

Dr. Ahmed was born and raised in Minneapolis, where she still lives. She enjoys traveling, cooking and spending time with family and friends. She is married and the proud mother of two.



Dr. Katy Gehrig, MD, Board Certified Dermatologist

Dr. Kathryn (Katy) Gehrig joined Lakes Dermatology in July of 2016. Prior to joining Lakes Dermatology, she practiced in the Twin Cities for 5 years. Dr. Gehrig’s clinical interests include general, pediatric, surgical, and cosmetic dermatology including BOTOX ®, Juvederm products, Voluma, Restylane products, Sculptra, and sclerotherapy (vein injections). Dr. Gehrig is available for appointments at our Minnetonka and Burnsville locations.

Dr. Gehrig graduated with honors from the University of Wisconsin Madison with a BA in psychology. She then obtained her MD degree from the University of Minnesota Medical School graduating with Alpha Omega Alpha honors. She completed her internship year at Hennepin County Medical Center in Minneapolis, then trained in dermatology at Dartmouth Hitchcock Medical Center in Lebanon, New Hampshire. Dr. Gehrig has also volunteered for several summers at Camp Discovery, a camp for children with severe skin diseases in Northern Minnesota. She is an active member of the American Academy of Dermatology, Women’s Dermatologic Society, and American Society for Dermatology Surgery. Dr. Gehrig is certified by the American Board of Dermatology. She has been elected as a ‘Top Doctor: Rising Star’ in Minneapolis St. Paul Magazine, as well as a 'Top Doctor' and 'Top Doctor for Women' in Minnesota Monthly Magazine for several years.

Dr. Gehrig grew up in a suburb of St Paul, Minnesota, where her father still practices Internal Medicine. She currently lives in Minneapolis with her husband Jon, daughter and dog. She enjoys spending time with family and friends, travel, gourmet cooking, photography, outdoor activities and boating at the family cabin. A college athlete, she remains active in many sports.


Dr. Nancy Leitch, MD, Board Certified Dermatologist

Dr. Leitch comes to Lakes Dermatology with over 20 years of clinical experience. She has been recognized several years as a Top Doc by Minneapolis/St. Paul magazine and a Top Doc for Women by Minnesota Monthly. She enjoys treating patients of all ages and has a special interest in skin cancer detection, acne, and psoriasis. She is also skilled in cosmetic dermatology, offering sclerotherapy (vein injections), Botox, and fillers including Restylane, Juvederm, Radisse, Sculptra and Voluma. 

Dr. Leitch was raised in Litchfield, Minnesota where she became interested in medicine by watching her dad practice Family Medicine. She graduated from St. Olaf College Suma Cum Laude with a B.A. in Chemistry and was a junior initiate into Phi Beta Kappa. She then completed Medical School at the University of Minnesota, graduating AOA. After an internship at Hennepin County Medical Center, she did her residency at the University of Minnesota, completing the program in 1995. 

Dr. Leitch is board certified by the American Board of Dermatology and is a member of The American Society of Dermatologic Surgeons. In addition to her love of Dermatology, Dr. Leitch enjoys traveling, reading, art fairs, dining al fresco whenever possible, her cats, other people’s dogs, spending time at the cabin and being with her husband and son.