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 A WILLGING, MD

INTERNAL MEDICINE

Graduated: 1999

Offers telehealth

NPI: 1679523518

Practice Locations (1)

HILLCREST INTERNAL MEDICINE A MEDICAL CORPORATION

4060 4TH AVE, SUITE 505

SAN DIEGO, CA 921032121

6192981318

Source: CMS National Downloadable File, September 2026.