Welcome to Our Practice

Allergy, Asthma, Dermatology Portland, OR


The Perfect Marriage - Decades of Experience and Treatment

Allergy, Asthma, and Dermatology Clinic

Located in Portland, Oregon, the husband and wife team of Drs. James W. and Diane R. Baker have been treating both adults and children for allergy (including food allergies), asthma, immunology, and dermatology disorders/conditions throughout the greater Portland area for over 40 years.

Dr. James W. Baker’s years of practice in the areas of allergy, asthma, and immunology, contribute to his unique ability to diagnose and manage the individual needs of his patients. Dr. Baker also specializes in the treatment of peanut allergies through various food allergies.

An acknowledged leader in the field of dermatology, Dr. Diane R. Baker offers services in general dermatology, dermatological surgery, and cosmetic dermatology. Her thirty-nine years of combined practice and experience help her patients look and feel their best!

Drs. James and Diane Baker have assembled an experienced, skilled, and compassionate staff to work together as a team in accomplishing their goals of providing excellent/outstanding care for allergy, asthma, immunology, and dermatology.

Both our Allergy and Dermatology office have same day appointments available. Please call for availability.



What Patients Are Saying

"Dr. Baker saved my son's skin. His eczema was so severe that he could hardly move without cracking and bleeding. His skin has been clear for the most part of a year now... Dr Baker helps make things clear, concise, and manageable."



Contact Us


9495 SW Locust Street, Suite A
Portland, OR 97223
(503) 636-9011

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Our Providers

Allergy & Asthma

James W. Baker, MD

Mary Maier, MD

Jannelle Fukuji, PA-C

Tara Pemberton, PA-C


Diane R. Baker, MD

Andrew Blauvelt, MD, MBA

Benjamin Ehst, MD, PhD

Amy Berry, ANP

Tim Carrasco, PA-C

Tara Pemberton, PA-C