Doctor profile · Federal record

Dr. Mark Bonnen, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Specialist · San Antonio, TX

  • NPI 1215962287
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7979 Wurzbach RD
San Antonio, TX 782294427
(210) 450-1016

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 13, 2020
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State license (1)
Texas #L7985
Medicaid
TX #174483109

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215962287. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,232
Distinct HCPCS
10
Medicare allowed
$215,393
HCPCS Description Services Patients Avg allowed
G6013 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev 223 15 $227
G6017 Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment 200 17 $71
77334 Design and construction of complex radiation treatment device 169 24 $121
77300 Calculation of radiation therapy dose 112 26 $64
77336 Continuing radiation therapy consultation per week 101 31 $83
G6012 Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 6-10 mev 85 12 $227
77427 Radiation treatment management, 5 treatment sessions 80 26 $188
77014 Ct guidance for insertion of radiation therapy fields 48 29 $118
99214 Established patient office or other outpatient visit, 30-39 minutes 47 32 $125
77290 Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved 36 26 $439

In context: peer comparison

Among 13 peers in this city , average services per provider: 166. This provider delivers 7.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Bonnen's medical specialty?
Dr. Mark Bonnen practices Radiation Oncology Physician in San Antonio, TX.
Where does Dr. Mark Bonnen practice?
Dr. Mark Bonnen practices at 7979 Wurzbach RD, San Antonio, TX 782294427. Office phone: 2104501016.
What is Dr. Mark Bonnen's NPI?
Dr. Mark Bonnen's National Provider Identifier (NPI) is 1215962287, issued by NPPES.
Does Dr. Mark Bonnen accept Medicare assignment?
Yes. Dr. Mark Bonnen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Bonnen commonly perform?
Top Medicare-reported procedures in 2023: Radiation treatment delivery,3 or more separate treatment areas, custom blocking, tangential ports, wedges, rotational beam, compensators, electron beam; 11-19 mev (HCPCS G6013); Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment (HCPCS G6017); Design and construction of complex radiation treatment device (HCPCS 77334). Source: CMS Medicare Physician & Other Practitioners file.