Dawn L Ellerson MD

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Dawn L Ellerson, MD is a Doctor primarily located in Santa Barbara, CA, with other offices in San Luis Obispo, CA and Arroyo Grande, CA. Their specialties include Pathology. Dawn L Ellerson is affiliated with Arroyo Grande Community Hospital.

Specialties & Expertise

Dawn L Ellerson has the following 1 specialty.


A pathologist is a physician who specializes in the causes and paths taken by different diseases in order to accurately diagnose an illness.

Pathologists diagnose and determine the characteristics of a disease through the study of biopsies of diseased tissue or of bodily fluids. For example, a pathologist will look at a biopsy of a skin lesion in order to diagnose or rule out skin cancer. A pathologist will also look at a Pap smear in order to check for a gynecological cancer like cancer of the uterus.

In addition to determining the cause and development of a disease, these specialists also study the changes a disease makes to a body and the consequences of those structural changes.

Locations & Directions

334 S Patterson Ave
Santa Barbara, CA 93111

3701 S Higuera St
San Luis Obispo, CA 93401

345 S Halcyon Rd
Arroyo Grande, CA 93420