Physician Profile
Unclaimed ProfileAbout MA
John K Ma, MD, PhD is a healthcare provider in Topeka, KS specialising in radiation oncology. John trained at University of Mississippi School of Medicine, graduating in 2009.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Ma?
Dr. Ma is a radiation oncology in Topeka, KS. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “RADIATION ONCOLOGY”.
NPI registry
What is Dr. Ma's address?
Dr. Ma is listed at 1414 SW 8TH AVE, Topeka, KS 66606. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Ma?
The number on file is (785) 354-5300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ma's NPI number?
Dr. Ma's National Provider Identifier is 1205067758. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Ma train?
Dr. Ma attended University of Mississippi School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ma been practising?
Dr. Ma has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ma perform?
According to Medicare billing data, Dr. Ma performs procedures including diagnostic exam of voice box using a flexible endoscope and insertion of needle into vein for collection of blood sample; reads or performs imaging such as ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ma confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ma. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (785) 354-5300
- Email not available
Practice Locations
1414 SW 8TH AVE
Topeka, KS 66606
Procedures Most Often Billed to Medicare
9,478 services · 2,398 patients · 20 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
54 |
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
44 |
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
5,413 |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
1,180 |
| Calculation of radiation therapy dose | Imaging | 77300 |
718 |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
332 |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
330 |
| Complex radiation therapy planning | Imaging | 77263 |
244 |
| High precision radiation therapy planning | Imaging | 77301 |
240 |
| Special radiation treatment | Imaging | 77470 |
109 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other radiation oncology specialists in Topeka 4
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Mississippi School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at University of Mississippi School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of voice box using a flexible endoscope 8
Providers in KS who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.