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 / MO

BRIAN L MAHAFFEY, MD

SPORTS MEDICINE

Medical school: UNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE

Graduated: 1993

Also: FAMILY PRACTICE

NPI: 1306984505

Practice Locations (2)

MERCY CLINIC EAST COMMUNITIES

15945 CLAYTON RD

BALLWIN, MO 630112490

6362565070

MERCY CLINIC EAST COMMUNITIES

621 S NEW BALLAS RD, SUITE 4017B

SAINT LOUIS, MO 631418269

3148729192

Source: CMS National Downloadable File, September 2026.

BRIAN MAHAFFEY, MD | HealthCareAtlasUSA