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

DAVID A CHAPPELL, MD

ENDOCRINOLOGY

Medical school: UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS

Graduated: 1979

Offers telehealth

NPI: 1598732463

Practice Locations (2)

141 LYNCH CREEK WAY, SUITE A

PETALUMA, CA 949542390

7077620001

715 SOUTHPOINT BLVD, SUITE C

PETALUMA, CA 949546836

7077786019

Source: CMS National Downloadable File, September 2026.

DAVID CHAPPELL, MD | HealthCareAtlasUSA