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

HOLLY HAMMACK, CSW

CLINICAL SOCIAL WORKER

Graduated: 1980

Offers telehealth

NPI: 1295939338

Practice Locations (1)

MOUNTAIN VIEW BEHAVIORAL HEALTH INC

585 N MOUNTAIN AVE, SUITE B

UPLAND, CA 917868516

9099313388

Source: CMS National Downloadable File, September 2026.

HOLLY HAMMACK, CSW | HealthCareAtlasUSA