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 / MS

WILLIAM L MCMAHAN, CNA

CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)

Graduated: 2000

NPI: 1316002587

Practice Locations (2)

JACKSON COUNTY ANESTHESIA

2406 CATALPA AVE

PASCAGOULA, MS 395671813

2286960818

SINGING RIVER HEALTH SYSTEM

2809 DENNY AVE

PASCAGOULA, MS 395815301

Source: CMS National Downloadable File, September 2026.