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 / NY

LOUIS W IRMISCH, MD

INTERNAL MEDICINE

Graduated: 1979

NPI: 1467417220

Practice Locations (1)

11 W SPRING ST

WILLIAMSVILLE, NY 142215438

7165653605

Source: CMS National Downloadable File, September 2026.

LOUIS IRMISCH, MD | HealthCareAtlasUSA