Medical school: UNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated: 1975
Also: SPORTS MEDICINE
NPI: 1639166143
Practice Locations (1)
COTTON-O'NEIL CLINIC REVOCABLE TRUST
2660 SW 3RD ST
TOPEKA, KS 666062442
7853570301
Source: CMS National Downloadable File, September 2026.