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

FREDERICK JOSEPH NACHTWEY, MD

PULMONARY DISEASE

Medical school: WASHINGTON UNIVERSITY SCHOOL OF MEDICINE

Graduated: 1974

Also: INTERNAL MEDICINE, SLEEP MEDICINE

NPI: 1710901822

Practice Locations (3)

BASS MEDICAL GROUP

1505 SAINT ALPHONSUS WAY

ALAMO, CA 945071570

9259326330

BASS MEDICAL GROUP

2637 SHADELANDS DR

Walnut Creek, CA 945982512

BASS MEDICAL GROUP

2637 SHADELANDS DR

WALNUT CREEK, CA 945982512

9253784512

Source: CMS National Downloadable File, September 2026.

FREDERICK NACHTWEY, MD | HealthCareAtlasUSA