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Northern Colorado Dermatologists

The Care You’ve Trusted for Years—A United Team Delivering Leading-Edge Medical Dermatology

At Larsen Dermatology Institute, our patients are priority. We are proud to serve Northern Colorado with comprehensive, medically-focused dermatologic care. Our expert team combines advanced clinical solutions with a patient-first approach, ensuring that every individual receives the specialized attention and expert diagnosis they deserve.

Our Mission

Dr. Ammon Larsen founded LDI on a commitment to professional excellence and patient-centered care. At Larsen Dermatology Institute, our board-certified team is dedicated to advancing skin health through expert medical dermatology, delivering the highest standard of compassionate care to the community we are proud to serve.

Meet the LDI Team

Our expert clinicians are committed to delivering exceptional dermatologic care for every patient.

Dr. Ammon Larsen
Ammon J. Larsen, M.D., FAAD
April Hofmann, PA-C
April Hofmann,
PA-C
Eric Krinsky, PA-C
Eric Krinsky,
PA-C

Ammon J. Larsen, M.D., FAAD

Founder and Board-Certified Dermatologist

April Hofmann, PA-C

Certified Physician Assistant

Eric Krinsky, PA-C

Certified Physician Assistant

Patient Resources

Our Locations

Book An Appointment

To book an appointment with one of our seasoned Dermatology clinicians, click the link below.

4025 St. Cloud Dr. Suite 110, Loveland, CO 80538

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2121 E Harmony Rd. Unit 310, Fort Collins, CO 80528

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1405 S 8th Ave. Suite 102, Sterling, CO 80751

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