Sara Lynn Fossum, MD
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About
Dr. Sara Fossum is Clinical Assistant Professor of Dermatology and a board-certified dermatologist in the Michigan Medicine Department of Dermatology. She provides medical dermatology diagnosis and treatment to patients of all ages in our medical dermatology outpatient clinics. She has special interests in complex medical dermatology including the care of patients with bullous skin disease and hidradenitis suppurativa.
Dr. Fossum is a graduate of the Medical Scientist Training Program at Northwestern University Feinberg School of Medicine where she received her medical degree and PhD degree in life sciences. Following graduation, she completed her preliminary year internship in internal medicine at Northshore University Health System in Evanston, Illinois, and her dermatology residency at the University of Michigan Department of Dermatology, where she served as co-chief resident in her final year. Dr. Fossum joined the U-M Dermatology faculty in January 2023.
Expertise
Locations
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Dermatology Clinic | Northville Health Center 39901 Traditions Dr
Floor 2
Northville, MI 48168-9493Get Directions -
Dermatology Clinic | Taubman Center 1500 E Medical Center Dr
Floor 1 Reception B
Ann Arbor, MI 48109-5314Get Directions -
Dermatology Clinic | Ypsilanti Health Center 300 W Michigan Ave Ste 4000
Level 4 Reception C
Ypsilanti, MI 48197-5443Get Directions
Insurance Accepted
University of Michigan Health participates with most health insurance plans.
Education & Training
Medical School or Training
Residency
Board Certifications
Links
Patient Ratings & Comments
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Patient Ratings
347 Patient Ratings
Patient Comments
January 9, 2026 - "Dr. Fossum was absolutely wonderful and very knowledgeable."
January 5, 2026 - "Dr. Fossum takes time explaining your condition & treatment. She's easy to talk with and asks if you have any questions. Very kind & shows empathy."
November 24, 2025 - "Dr. Fossum very clearly discussed the [...] procedure she was going to perform. Dr. Fossum conducted the [...] very professionally. [...] She examined my [...] and treated suspect areas with [...]. She was very thorough."
November 12, 2025 - "Dr Fossum was very friendly, easy to talk to. She explained everything I needed to know."
November 3, 2025 - "Dr Fossum, was professional yet kind and caring. The doctor was generous with her time and answered all of my questions and explained things well."
November 2, 2025 - "Dr Fossum, is amazing, not only did she listened to my concerns, but she took the time to assess my health issues which may be affected by the treatment. She explained clearly what to expect from the medication she prescribed.Dr Fossum made me feel very comfortable and hopeful that I will the treatment will truly solve the problem."
October 10, 2025 - "Dr. Fossum is highly competent, very knowledgeable, friendly and above all (extremely important for transgender patients) interacts with me completely normally and respectfully, with ease."
September 25, 2025 - "Dr Fossum was very knowledgeable and so very kind. She listened to [...] and addressed his concerns"
September 18, 2025 - "Incredibly impressed with Dr Fossum!"
March 2, 2025 - "Dr. Fossum listens carefully. I was very pleased with the way Dr. Fossum treated the site."
