Jeffrey H. Binstock, M.D.

Practice Founder

Mohs, Laser, and Aesthetic Dermatology
Board Certified Dermatologist, Fellowship Mohs Surgeon UCSF

More About Dr. Binstock

Stephanie Cullinane, PA-C

Stephanie Cullinane, PA-C joined Aesthetic Dermatology in 2001. She is a nationally certified physician assistant (PA-C) and a Fellow of the Society of Dermatology Physician Assistants. Stephanie graduated from Stanford University School of Medicine’s Primary Care Associate Program in January, 2000 and obtained her BA from Smith College. Before specializing in dermatology, she worked in internal medicine and gynecology. Stephanie specializes in medical, including skin cancer screening and treatment, and cosmetic dermatology.

Tammy Yim


Tammy Yim is a licensed aesthetician with over 15 years of experience with Aesthetic Dermatology. Tammy specializes in anti-aging and acne treatments—including rejuvenating peels, microdermabrasion, and facials. She is also extremely knowledgeable with all skincare products and their application. Most importantly, Tammy loves her line of work and thoroughly enjoys helping people with their skin and skincare needs!

For the past 15 years, Tammy has also been a dedicated volunteer with the American Cancer Society’s “Look Good, Feel Better” program in San Francisco. This beneficial program is designed to help cancer patients “look good and feel better” while undergoing cancer treatment.

Tammy received her Bachelor of Fine Arts from the University of Washington, Seattle, WA, and received her aesthetician training and license from Zenzi’s Beauty Academy in San Francisco, CA.