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 / TX

GEORGE MARK SHANNAN, CH

CHIROPRACTIC

Graduated: 1997

NPI: 1548374127

Practice Locations (1)

505 E MAIN ST

JOHNSON CITY, TX 786364677

8308687770

Source: CMS National Downloadable File, September 2026.

GEORGE SHANNAN, CH | HealthCareAtlasUSA