HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

STEFAN LOWENSTEIN, MD

DERMATOLOGY

Medical school: UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE

Graduated: 2018

NPI: 1245728807

Practice Locations (2)

AESTHETIC DERMATOLOGY AND COSMETIC SURGERY MEDICAL ASSOCIATES INC

535 MILLER AVE

MILL VALLEY, CA 949412905

4153835486

UNION SQUARE DERMATOLOGY A PROFESSIONAL CORPORATION

450 SUTTER ST, RM 830

SAN FRANCISCO, CA 941083915

4153939550

Source: CMS National Downloadable File, September 2026.