
Dr. Peter Ehrnstrom, MD
Physician
Dermatology
Specialty
Mohs Surgery
About Dr. Peter Ehrnstrom, MD
Peter Ehrnsrom, MD is a board-certified Anchorage dermatologist and Mohs surgeon providing care to patients from throughout Alaska.
Dr. Ehrnstrom specializes in Mohs Surgery for the treatment of skin cancer.
He also focuses telemedicine and telehealth programs to deliver care throughout the state.
Procedures & Services
Patient Education Resources
Does the acne on my back and chest require different treatment from the acne on my face?
Truncal acne, which refers to acne that occurs on the trunk of the body (such as the chest and back), may require a slightly different treatment approach than facial acne. This is because the skin on ...
Truncal acne, which refers to acne that occurs on the trunk of the body (such as the chest and back), may require a slightly different treatment approach than facial acne. This is because the skin on ...
What are some tips for treating dry skin?
Dry skin can be caused by a variety of factors, such as cold weather, low humidity, harsh soaps, and certain medical conditions. Here are some tips for treating dry skin:Moisturize: Moisturizing is th...
Dry skin can be caused by a variety of factors, such as cold weather, low humidity, harsh soaps, and certain medical conditions. Here are some tips for treating dry skin:Moisturize: Moisturizing is th...
What are the possible treatments for my actinic keratoses?
Actinic keratoses (AKs) are precancerous skin lesions that can develop into squamous cell carcinoma, a type of skin cancer. Treatment options for AKs include:Cryotherapy: This procedure involves freez...
Actinic keratoses (AKs) are precancerous skin lesions that can develop into squamous cell carcinoma, a type of skin cancer. Treatment options for AKs include:Cryotherapy: This procedure involves freez...
What is atopic dermatitis?
Atopic dermatitis, also known as eczema, is a chronic, inflammatory skin condition that causes dry, itchy, and scaly skin. The condition is characterized by symptoms such as:Dry, itchy skin: The skin ...
Atopic dermatitis, also known as eczema, is a chronic, inflammatory skin condition that causes dry, itchy, and scaly skin. The condition is characterized by symptoms such as:Dry, itchy skin: The skin ...
What is microneedling?
Microneedling is a cosmetic procedure that involves using a device with fine needles to create tiny punctures in the skin. The needles are typically between 0.5mm and 2.5mm in length, and are used to ...
Microneedling is a cosmetic procedure that involves using a device with fine needles to create tiny punctures in the skin. The needles are typically between 0.5mm and 2.5mm in length, and are used to ...
Education & Training
Dr. Ehrnstrom was born in Michigan and educated at the University of Michigan and Cornell University Medical College. He did his internship in internal medicine at the University of Pennsylvania and his residency in dermatology at Yale University.
The U.S. Air Force brought him to Alaska and he decided to stay after serving here for nine years.
The U.S. Air Force brought him to Alaska and he decided to stay after serving here for nine years.
Professional Affiliations
Alaska Center for Dermatology

To help fill Alaska’s need for a cutting-edge, comprehensive clinic offering both medical and cosmetic dermatology, Dr. Peter Ehrnstrom opened the Alaska Center for Dermatology in Anchorage, Alaska, in 2003. Since then, he has worked to bring some of the area’s brightest dermatologists and other dermatology professionals to his practice. Today, the Alaska Center for Dermatology is home to six medical doctors and two physician assistants as well as a friendly support staff. Together we offer a full range of dermatology services for people of all ages.