Medical school: UNIVERSITY OF KANSAS SCHOOL OF MED (KC/WICH/SAL)
Graduated: 1989
Also: INTERNAL MEDICINE
NPI: 1710916291
Practice Locations (4)
COTTON-O'NEIL CLINIC REVOCABLE TRUST
1500 SW 10H AVE
TOPEKA, KS 666041301
7853546000
COTTON-O'NEIL CLINIC REVOCABLE TRUST
2909 SE WALNUT DR
TOPEKA, KS 666052189
7852670744
COTTON-O'NEIL CLINIC REVOCABLE TRUST
720 SW LANE ST
TOPEKA, KS 666061539
7852704800
COTTON-O'NEIL CLINIC REVOCABLE TRUST
901 SW GARFIELD AVE
TOPEKA, KS 666061670
7853549591
Source: CMS National Downloadable File, September 2026.