Dr. Mark Bonnen, M.D.
Radiation Oncology
61% Complete
Profile completeness
ZIP Healthcare Access Score
Moderate Access
ZIP 78229 • C+
20+
Years in Practice
Healthcare Access Where Dr. Mark Bonnen Practices
ZIP code 78229 • San Antonio, Texas
Some healthcare services require significant travel or wait times in ZIP 78229.
View full Healthcare Access Score report for ZIP 78229Conditions Dr. Mark Bonnen Can Help With
Based on specialty, these are the relevant healthcare access scores for the practice area
Practice Locations
1 location
About Dr. Mark Bonnen
Mark Bonnen, M.D. is a healthcare provider practicing in San Antonio, TX.
Specialty Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
27
Years Experience
1
Location
1
States Licensed
Credentials & Board Certifications
Additional Specialties
Primary Specialty
Radiation OncologyCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
Other
Class of 1999
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Texas | L7985 | Radiology | |
| Texas | L7985 | Specialist | — |
Public Data Summary for Dr. Mark Bonnen
With 20 years of practice, Dr. Mark Bonnen is an established radiation oncology provider, M.D., after earning their medical degree at Other in 1999. Dr. currently practices at in San Antonio, Texas. Their National Provider Identifier (NPI) is 1215962287, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
Dr. Mark Bonnen's practice is located in ZIP 78229 (San Antonio, Texas), which has an overall CartoChrome Healthcare Access Score of 63/100 (Moderate Access). Access to care in this area is moderate — most services are reachable but with meaningful variability by specialty.
CMS Medicare data shows Dr. Mark Bonnen as a lower-volume radiation oncology provider, treating approximately 83 Medicare beneficiaries and delivering 2K services in the most recent reporting year. That panel size indicates a smaller, more selective practice pattern.
Transparency & Safety
Public records from CMS and OIG databases
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Mark Bonnen
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0 reviews
Radiation Oncology Providers Nearby
Same primary specialty near ZIP 78229
FAQ
Frequently asked questions about Dr. Mark Bonnen
What does Dr. Mark Bonnen specialize in?
Dr. Mark Bonnen specializes in Radiation Oncology. Secondary taxonomy filings also list Specialist.
Where does Dr. Mark Bonnen practice?
Dr. Mark Bonnen practices at in San Antonio, Texas.
Does Dr. Mark Bonnen accept Medicare?
Based on CMS records, Dr. Mark Bonnen has not filed a Medicare opt-out affidavit, which means they typically accept Medicare-covered patients. CMS billing data shows 83 Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Mark Bonnen's NPI number?
Dr. Mark Bonnen's National Provider Identifier (NPI) is 1215962287. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Mark Bonnen been practicing?
Dr. Mark Bonnen has approximately 20 years of practice experience, having graduated from Other in 1999.