National Provider Identifier Database

JOHN K MA, MD, PHD – NPI #1205067758
Radiation Oncology

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.


Contact Information

JOHN K MA, MD, PHD
1414 SW 8TH AVE
TOPEKA, KS66606-1535
Phone: 785-354-5300
Fax:
Website:
Specialty Taxonomy Code
* Radiation Oncology 2085R0001X

* Indicates primary specialty

NPI Profile & details for JOHN K MA

NPI Number 1205067758
Credentials MD, PHD
Entity Individual
Enumeration date 07/31/2009
Last updated 02/13/2026 - About 4 months ago
Sole proprietor1 No
Identifiers
  • KS License #: 04 37990
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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