State-of-the-art, personalized skin care
from experienced professionals
“A regular skin checkup can literally save your life.” Jennifer Krasnoff, MD

As leaders in the field, we pride ourselves in providing personalized, superior care. Advanced training and experience enable us to provide the highest standards of care in a compassionate, patient focused environment. Dermatology Associates is defined by rigorous practice standards, a board certified, highly trained physician team and state‐of‐the-art facilities and equipment.

Our Physicians

Our board certified physicians are committed to the advancement of dermatology, leading research efforts and providing superior care to our patients. Learn about our Physicians.

Our Aestheticians

At Dermatology Associates, our licensed medical aesthetician provides advanced techniques for dry, aging and acne prone skin, including state-of-the-art corrective treatment, customized patient education and product recommendations.   Our aesthetician addresses a range of conditions including hyperpigmentation from melanoma, sun damage and acne.  Learn about our Aestheticians

Our Support Staff

Our multidisciplinary team includes our physician assistant and registered nurse, specifically trained in dermatologic medicine and aesthetic dermatology. Our exceptional support staff is committed to your comfort and well being at  every level. Learn more about our support staff.

Physician Assistants

Highly trained in medical dermatology, our physician assistants evaluates and addresses skin conditions including acne, rosacea and psoriasis, and provides Excimer Laser treatment for psoriasis, atopic dermatitis and vitiligo.  Learn about our Physician Assistants

Billing Staff

Learn about our Billing Staff





Petaluma Office
165 Lynch Creek Way
Petaluma, CA 94954
 M-F, 8:00am-5:00pm
(707) 762-5531
Fax: (707) 762-5976



Hercules Office
500 Alfred Nobel Dr., Ste. 245
Hercules, CA 94547
M-F, 8:00am-5:00pm
Open Saturday for aesthetic services
 (510) 741-7418
Fax: (510) 741-7456


Billing office
Fax: 510- 741-7493

At Dermatology Associates of the Bay Area, our board-certified dermatologists serve patients at our Petaluma and Hercules offices. We are committed to the highest standards, and we offer a full range of cosmetic, medical, and surgical dermatology procedures, as well as quality skin care products.

Dermatology Associates of the Bay Area
165 Lynch Creek Way | Petaluma, California 94954 | Phone: (707) 762-5531 | Fax: (707) 762-5976
500 Alfred Nobel Drive, Suite 245 | Hercules, California 94547 | Phone: (510) 741-7418 | Fax: (510) 741-7456