Radiation Oncologists in Oklahoma
Data updated monthly · Last refresh October 2026
55 Radiation Oncology providers practice in Oklahoma, including 11 (20%) offering telehealth. The largest concentration is in Oklahoma City. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
55providers
11telehealth
Oklahoma Citytop city
Radiation Oncology by city in Oklahoma
Choose a city to see providers there.
Where Radiation Oncologists in Oklahoma practice
From CMS Medicare enrollment records covering 34 of the 55 providers listed here (62%). Providers who do not bill Medicare are not included in these figures.
26%solo or small practice (under 10 clinicians)
24%mid-size group (10 to 99)
50%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Radiation Oncologists | All clinicians in group | Main city |
| Ou Health Partners Inc. | 8 | 1,167 | Oklahoma City |
| Oklahoma Proton Center LLC | 6 | 15 | Oklahoma City |
| Radiation Medicine Associates, P.C. | 6 | 6 | Oklahoma City |
| Warren Clinic Inc. | 3 | 787 | Tulsa |
| Mercy Clinic Oklahoma Communities | 2 | 645 | Ada |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Radiation Oncologists affiliated |
| O U Medical Center | Oklahoma City | Nonprofit | 2 of 5 | 15 |
| Integris Baptist Medical Center, Inc. | Oklahoma City | Nonprofit | 3 of 5 | 12 |
| Integris Southwest Medical Center | Oklahoma City | Nonprofit | 2 of 5 | 7 |
| Oklahoma Heart Hospital, LLC | Oklahoma City | Physician-owned | 4 of 5 | 6 |
| Norman Regional | Norman | Government | 2 of 5 | 6 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Radiation Oncology providers in Oklahoma
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Maurice Krause, MDBartlesville, OK · No drug or device payments recorded (2025) ·
(918) 331-1857 Dr. Cynthia Bryant, M.D.Claremore, OK · $142 in drug and device payments (2025) ·
(918) 283-4078 Dr. Janice Witt, MDEdmond, OK · No drug or device payments recorded (2025) ·
(405) 844-8352 Dr. Paul Erba, MDEnid, OK · No drug or device payments recorded (2025) ·
(580) 233-3843 Dr. James Ziegler, M.D.Lawton, OK · No drug or device payments recorded (2025) ·
(580) 536-2121 Dr. Winona Mackey, M.D.Lawton, OK · No drug or device payments recorded (2025) ·
(580) 536-2121 Dr. Christopher Bozarth, M.D.Midwest City, OK · $178 in drug and device payments (2025) ·
(405) 737-8455 Dr. Walter Watts, M.D.Muskogee, OK · $386 in drug and device payments (2025) ·
(918) 488-6057 Dr. Andrea Johnston, M.D.Oklahoma City, OK · $138 in drug and device payments (2025) ·
(405) 271-3016 Dr. Astrid Morrison, M.D.Oklahoma City, OK · $134 in drug and device payments (2025) · Telehealth ·
(405) 752-3381 Dr. Christina Henson, MDOklahoma City, OK · $1,542 in drug and device payments (2025) ·
(405) 271-5963 Dr. David Olek, M.D.Oklahoma City, OK · $198 in drug and device payments (2025) ·
(405) 752-3381 Dr. Elaine Nordhues, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 607-4520 Dr. Elizabeth Syzek, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-5641 Dr. Eugen Hug, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 773-6700 Dr. Gabriel Vidal, M.D.Oklahoma City, OK · $420 in drug and device payments (2025) · Telehealth ·
(405) 773-6530 Dr. Gary Larson, M.D.Oklahoma City, OK · $220 in drug and device payments (2025) ·
(405) 773-6530 Dr. Jerry Jaboin, MDOklahoma City, OK · $560 in drug and device payments (2025) · Telehealth ·
(405) 271-5641 Dr. John Taylor, M.D.Oklahoma City, OK · $71 in drug and device payments (2025) ·
(405) 607-4520 Dr. John Thompson, MDOklahoma City, OK · $97 in drug and device payments (2025) ·
(405) 271-3016 Dr. Jonathan Mani, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-8000 Dr. Justin Moreira, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-8001 Dr. Kiran Prabhu, M.D.Oklahoma City, OK · $2,467 in drug and device payments (2025) · Telehealth ·
(405) 369-7819 Dr. Leslie Yonemoto, M.D.Oklahoma City, OK · $556 in drug and device payments (2025) ·
(405) 773-6700 Dr. Linda Hathaway, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-5641 Dr. Lucius Doh, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 636-7342 Dr. Marianne Young, M.D.Oklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 272-7311 Dr. Mark Mclaughlin, M.D., PH.D.Oklahoma City, OK · $514 in drug and device payments (2025) · Telehealth ·
(405) 422-9688 Dr. Mark Storey, MDOklahoma City, OK · $190 in drug and device payments (2025) · Telehealth ·
(405) 773-6700 Dr. Meng-lun HsiehOklahoma City, OK · $142 in drug and device payments (2025) ·
(405) 271-3035 Dr. Michael Confer, M.D.Oklahoma City, OK · $636 in drug and device payments (2025) · Telehealth ·
(405) 454-7936 Dr. Nancy Cersonsky, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(057) 736-7004 Dr. Nikhila Reddy Sultanpuram, MDOklahoma City, OK · $30 in drug and device payments (2025) ·
(405) 271-3016 Dr. Patricia Pius, MDOklahoma City, OK · $197 in drug and device payments (2025) ·
(572) 244-0104 Dr. Paul Pitts, MDOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 271-2316 Dr. Robert Gaston, DOOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 773-6530 Dr. Sakuntala Dutta, M.DOklahoma City, OK · No drug or device payments recorded (2025) ·
(405) 751-6619 Dr. Shripal Bhavsar, MD, MBAOklahoma City, OK · $109 in drug and device payments (2025) ·
(405) 773-6530 Dr. Teresa Craig, M.D.Oklahoma City, OK · $126 in drug and device payments (2025) ·
(405) 488-0700 Dr. Tyler Gunter, MDOklahoma City, OK · $129 in drug and device payments (2025) · Telehealth ·
(405) 271-3016 Dr. Tyler Gutschenritter, MDOklahoma City, OK · $301 in drug and device payments (2025) ·
(405) 773-6530 Dr. Van Woo, MDOklahoma City, OK · No drug or device payments recorded (2025) · Telehealth ·
(405) 488-0700 Dr. Zachary Nicholas, M.D.Oklahoma City, OK · $68 in drug and device payments (2025) · Telehealth ·
(405) 271-5641 Dr. Diane Heaton, MDTulsa, OK · $2,925 in drug and device payments (2025) ·
(918) 774-2071 Dr. Frederick Willison, MD Dr. James Geurin, M.D.Tulsa, OK · No drug or device payments recorded (2025) ·
(918) 744-3496 Dr. Michael Melton, MDTulsa, OK · No drug or device payments recorded (2025) · Telehealth ·
(918) 579-8200 Dr. Mykhanh Nguyen, M.D.Tulsa, OK · $5,077 in drug and device payments (2025) ·
(918) 505-3200 Common questions
How many Radiation Oncology providers are in Oklahoma?There are 55 Radiation Oncology providers with active NPI records practicing in Oklahoma, according to federal NPPES data refreshed monthly.
Do Radiation Oncology providers in Oklahoma offer telehealth?Yes. 11 of the 55 Radiation Oncology providers in Oklahoma (about 20%) report offering telehealth services in CMS data.
Which cities in Oklahoma have the most Radiation Oncology providers?Oklahoma City (35), Tulsa (11), Lawton (3) have the highest concentration of Radiation Oncology providers in Oklahoma.
How many Radiation Oncology providers in Oklahoma received drug or device company payments?31 of 55 Radiation Oncology providers in Oklahoma (56%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Radiation Oncologists in Oklahoma work in independent practices or large health systems?Among 34 Radiation Oncologists in Oklahoma enrolled in Medicare, 26% bill through a solo or small practice with fewer than 10 clinicians, 24% through a mid-size group of 10 to 99, and 50% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Radiation Oncologists in Oklahoma work at?According to CMS facility affiliation records, the Oklahoma hospitals where the most Radiation Oncologists hold privileges are O U Medical Center in Oklahoma City; Integris Baptist Medical Center, Inc. in Oklahoma City; Integris Southwest Medical Center in Oklahoma City.
Related reading on HealthcareDiscovery.AI
Radiation Oncology in all 50 states Search all 55 in the directory Ask Zach for help choosing
Related
