San Luis Dermatology & Laser Clinic​

State of the art skin care services, serving the San Luis Obispo area since 1977.


Welcome to San Luis Dermatology & Laser Clinic

The San Luis Dermatology and Laser Clinic has been serving the San Luis Obispo area in the person of Dr. Jeffrey Herten since October, 1977. From a one doctor, one nurse, one front office person practice in an 800 square foot office, the clinic has grown into a four physician, and twenty support staff practice in a state-of-the-art 3900 square foot facility, and newly added second location.


From acne to hair removal to topical chemotherapy - San Luis Dermatology and Laser Clinic does it all!
General Treatment

San Luis Dermatology has the experience and capacity to treat a wide range of common skin conditions. We look forward to helping you!

Laser Treatments

We own and operate five state-of-the-art laser and light devices for successfully treating a variety of conditions.

Skin Cancer

Successful treatment of skin cancer requires early detection, comprehensive examination and professional guidance.

Our team

R. Jeffrey Herten
Michael P. Heffernan
Charles B. Fishman
Joseph W. Diehl
Cheryl Ketelsen

Company News

Accepting New Patients

Dr. Michael Heffernan, Dr. Joseph Diehl and Cheryl Ketelsen PA-C are accepting new patients. Please call the office at (805) 541-2650 to schedule your new patient appointment today! All of our San Luis Dermatology providers are contracted with Medicare only. Although we’re out of network providers we do accept all patients and can bill most all PPO plans as a courtesy.

Coronavirus COVID-19
6/11/2020 With the recent outbreak of Coronavirus COVID-19 San Luis Dermatology has implemented CDC recommended safety…

Get In Touch

                                        15 Santa Rosa St.

                                 San Luis Obispo, Ca. 93405


1551 Bishop St. Ste. 410

San Luis Obispo, CA. 93401


Send Us A Message:

Please call the office for scheduling and for any urgent medical questions.

Thank you.