John MartensMD
Radiation Oncology·Des Moines, IA
John Martens, MD is a Radiation Oncology provider in Des Moines, IA, as of July 2026.
- NPI1699852368
- Registered2006
- Class of1997
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
John Martens at a glance
- Provider
- John Martens
- Credential
- MD
- Specialty
- Radiation Oncology
- Location
- Des Moines, IA
- Medical school
- University of Nebraska College of Medicine
- Graduated
- 1997
- NPI registered
- 2006
- NPI
- 1699852368
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does John Martens practice?
John Martens, MD is based in Des Moines, IA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is John Martens's NPI number?
John Martens's National Provider Identifier (NPI) is 1699852368, registered in 2006. Specialty on record: Radiation Oncology; credential MD.
Where did John Martens go to medical school?
John Martens, MD attended University of Nebraska College of Medicine, graduating in 1997.
How many Radiation Oncology providers in Iowa work at ambulatory surgery centers?
12 Radiation Oncology surgeons and proceduralists in Iowa are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, John Martens among them. The Iowa Radiation Oncology directory lists each one by city with credential, NPI, and center affiliations.
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