Medical school: NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated: 1977
NPI: 1841260247
Practice Locations (1)
COTTON-O'NEIL CLINIC REVOCABLE TRUST
1516 SW 6TH AVE, SUITE 2
TOPEKA, KS 666061696
7852331747
Source: CMS National Downloadable File, September 2026.