John K MA, MD, PHD
John K MA, MD, PHD is a Radiation Oncology in Topeka, Kansas. Graduated from University of Mississippi School of Medicine in 2009, 17 years ago. Practices with Cotton-O'Neil Clinic Revocable Trust, a 658-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Kansas.
- Years since qualifying
- 17
- Trained at
- University of Mississippi School of Medicine
- Licensed in
- KS
- In the registry since
- 2009
What do these letters mean?
Practice location Address checks out
1414 SW 8th AveTopeka, KS 66606-1535
Phone: (785) 354-5300
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (1)
- 1500 Sw 10th Ave, Topeka, KS 66604-1301 — (785) 624-6000
Specialties & licences
| Radiation Oncology Physician (primary) | Taxonomy 2085R0001X · Licence 04 37990 (KS) |
|---|
Record details
| NPI number | 1205067758 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD , PHD |
| Sole proprietor | No |
| NPI enumerated | July 31, 2009 |
| Last updated in NPPES | February 13, 2026 |
| Certification date | February 13, 2026 |
| Mailing address | 1414 Sw 8th Ave, Topeka, KS 66606-1535 |
Medicare enrollment
| Medicare specialty | RADIATION ONCOLOGY |
|---|---|
| Medical school | UNIVERSITY OF MISSISSIPPI SCHOOL OF MEDICINE |
| Graduated | 2009 (17 years in practice) |
| Group practice | Cotton-O'Neil Clinic Revocable Trust — 658 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
Other providers in Topeka
-
Dr. Stephen D Coon, MD
1303 SW First American Pl, Topeka, KS 66604-4059 · (785) 234-3451
-
Dr. Russell Edward Greene, MD
1303 SW First American Pl, Topeka, KS 66604-4059 · (785) 234-2306
-
Dr. Judith Ann Kooser, MD
1303 SW First American Pl, Topeka, KS 66604-4059 · (785) 234-3451
-
Dr. Ralph Daniel Reymond, MD
823 SW Mulvane St Ste 1, Topeka, KS 66606-1679 · (785) 234-3451