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 / LA

WILLIAM T MASSENGALE, MD

DERMATOLOGY

Medical school: LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS

Graduated: 1996

NPI: 1952398893

Practice Locations (3)

LSUHN BILLING LLC

1401 N FOSTER DR

BATON ROUGE, LA 708061818

2259879000

LSUHN BILLING LLC

2390 W CONGRESS ST

LAFAYETTE, LA 705064205

3372616000

W TRENT MASSENGALE MD LLC

17503 OLD JEFFERSON HWY

PRAIRIEVILLE, LA 707693930

2253134560

Source: CMS National Downloadable File, September 2026.