CancerDrs

Radiation Oncology in Oklahoma

67 licensed radiation oncologists practicing in Oklahoma across 22 cities.

This page republishes public records from the federal NPI Registry, which every licensed U.S. healthcare provider is required to maintain. These are federal-agency records, not a directory we compile.

Source: NPI Registry · last checked

Filter by city

Click a city to filter the 50 providers shown below. Oklahoma has providers in 22 cities total — search the full NPI Registry for cities not shown here.

NPI Registry records — Radiation Oncology in Oklahoma

32 of 50 shown have disclosed payments in CMS Open Payments (2024)

Showing 50 of 67 federal NPI records, alphabetical by last name. Contact details come directly from the NPI Registry — verify currency with the provider's office. Pharma / device payment disclosures from CMS Open Payments are shown where the physician appears in that federal database.

Zeinab Abou Yehia, MD

100 E Carroll St

Salisbury, MD 21801 · (410) 543-7000

License: D0091619 (MD)

NPI 1699124263 →

In 2024, $405 was disclosed to this physician across 12 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($405).

Largest single payer: Daiichi Sankyo Inc. ($171).

Itemized records on CMS Open Payments →

Shripal Kantilal Bhavsar, MD, MBA

5911 W Memorial Rd

Oklahoma City, OK 73142 · (405) 773-6530

License: 29721 (OK)

NPI 1720254923 →

In 2024, $220 was disclosed to this physician across 12 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($204) and gifts ($16).

Largest single payer: Merck Sharp & Dohme LLC ($43).

Itemized records on CMS Open Payments →

Christopher H Bozarth, MD

230 N Midwest Blvd

Midwest City, OK 73110 · (405) 737-8455

License: 19505 (OK)

NPI 1811997265 →

In 2024, $16 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($16).

Largest single payer: Mevion_Medical_Systems_Inc ($16).

Itemized records on CMS Open Payments →

Cynthia J Bryant, MD

1501 N Florence Ave Ste 191

Claremore, OK 74017 · (918) 283-4078

License: 39096 (OK)

NPI 1043244148 →

In 2023, $132 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($132).

Itemized records on CMS Open Payments →

Nancy A Cersonsky, MD

5901 W Memorial Rd

Oklahoma City, OK 73142 · (057) 736-7004

License: 28891 (OK)

NPI 1578774865 →

Michael Edwin Confer, MD

1100 N Kentucky Ave

West Plains, MO 65775 · (417) 256-9111

License: 2026000497 (MO)

NPI 1336346337 →

In 2024, $499 was disclosed to this physician across 25 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($483) and gifts ($16).

Largest single payer: AstraZeneca Pharmaceuticals LP ($74).

Itemized records on CMS Open Payments →

Teresa G Craig, MD

3300 Nw 56th St, Ste Ll100

Oklahoma City, OK 73112 · (405) 488-0700

License: 15706 (OK)

NPI 1932109279 →

In 2024, $14 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($14).

Largest single payer: Tactile Systems Technology Inc ($14).

Itemized records on CMS Open Payments →

Lucius S Doh, MD

4401 S Western Ave

Oklahoma City, OK 73109 · (405) 636-7342

License: 25494 (OK)

NPI 1134241987 →

In 2024, $17 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($17).

Largest single payer: Sobi, Inc ($17).

Itemized records on CMS Open Payments →

Sakuntala Dutta, MD

4908 Wisteria Dr

Oklahoma City, OK 73142 · (405) 751-6619

License: 12929 (OK)

NPI 1588846521 →

Robert George Ellis, MD

1204 E 29th St

Tulsa, OK 74114 · (918) 742-1940

License: 9953 (OK)

NPI 1932111739 →

Paul S Erba, MD

600 S Monroe St

Enid, OK 73701 · (580) 233-3843

License: 16411 (OK)

NPI 1619050622 →

Christina T Gamboa, MD

1801 16th St

Greeley, CO 80631 · (970) 810-3894

License: M-14142 (ID)

NPI 1144563370 →

Robert C Gaston, DO

5911 W Memorial Rd

Oklahoma City, OK 73142 · (405) 773-6530

License: 2694 (OK)

NPI 1619946068 →

Jeffrey Wayne Gerstel, DO

4500 S Garnett Rd Ste 300

Tulsa, OK 74146 · (918) 935-3550

License: C2851 (KY)

NPI 1205010600 →

James Roy Geurin, MD

1923 S Utica Ave

Tulsa, OK 74104 · (918) 744-3496

License: 18378 (OK)

NPI 1437149457 →

William C Goad, MD

2408 E 81st St, Suite 110

Tulsa, OK 74137 · (918) 388-2300

License: 15289 (OK)

NPI 1104860410 →

In 2023, $48 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly gifts ($48).

Itemized records on CMS Open Payments →

Tyler Gunter, MD

800 Ne 10th St, L100

Oklahoma City, OK 73104 · (405) 271-3016

License: 30743 (OK)

NPI 1700291036 →

In 2024, $105 was disclosed to this physician across 4 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($105).

Largest single payer: BIOPROTECT MEDICAL, INC. ($53).

Itemized records on CMS Open Payments →

Tyler Gutschenritter, MD

5911 W Memorial Rd

Oklahoma City, OK 73142 · (405) 773-6530

License: 33881 (OK)

NPI 1285130716 →

In 2023, $73 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($73).

Itemized records on CMS Open Payments →

Linda J Hathaway, MD

825 Ne 10th St, Oupb1430

Oklahoma City, OK 73104 · (405) 271-5641

License: 23580 (OK)

NPI 1235108689 →

Diane M Heaton, MD

1120 S Utica Ave

Tulsa, OK 74104 · (918) 774-2071

License: 18768 (OK)

NPI 1629067962 →

In 2024, $7,408 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($7,360) and gifts ($48).

Largest single payer: Siemens Medical Solutions USA, Inc. ($7,360).

Itemized records on CMS Open Payments →

Christina Henson, MD

920 Sl Young Blvd

Oklahoma City, OK 73104 · (405) 271-5963

License: 29204 (OK)

NPI 1144580853 →

In 2024, $222 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($222).

Largest single payer: Novocure Inc. ($161).

Itemized records on CMS Open Payments →

Meng-Lun Hsieh

800 Ne 10th Street, Okcc100

Oklahoma City, OK 73104 · (405) 271-3035

License: 7412 (OK)

NPI 1952939738 →

Eugen B Hug, MD

5901 W Memorial Rd

Oklahoma City, OK 73142 · (405) 773-6700

License: 77737 (MA)

NPI 1114964855 →

Ryan Brandon Hurst, MD

1000 N Lee Ave

Oklahoma City, OK 73102 · (405) 272-7000

License: 27869 (OK)

NPI 1790005809 →

Jerry Jeff Jaboin, MD

800 Ne 10th St # Okccl100

Oklahoma City, OK 73104 · (405) 271-5641

License: 38749 (OK)

NPI 1578610382 →

In 2024, $11,735 was disclosed to this physician across 27 transactions by pharmaceutical or medical-device companies.

Mostly meals and beverages ($10,720) and entertainment ($1,015).

Largest single payer: Siemens Medical Solutions USA, Inc. ($10,999).

Itemized records on CMS Open Payments →

Aous Jarrouj, MD

5301 E Grant Rd

Tucson, AZ 85712 · (520) 612-4417

License: 41485 (OK)

NPI 1316686330 →

In 2024, $806 was disclosed to this physician across 7 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($806).

Largest single payer: Novocure Inc. ($495).

Itemized records on CMS Open Payments →

Andrea Johnston, MD

800 Ne 10th St # L100

Oklahoma City, OK 73104 · (405) 271-3016

License: 32428 (OK)

NPI 1366897357 →

In 2024, $1,535 was disclosed to this physician across 9 transactions by pharmaceutical or medical-device companies.

Mostly meals and beverages ($1,330) and entertainment ($205).

Largest single payer: ACCURAY INCORPORATED ($1,505).

Itemized records on CMS Open Payments →

Jimmy Michael Kerley, MD

104 Nw 31st

Lawton, OK 73505 · (580) 536-2121

License: 30531 (OK)

NPI 1508803156 →

In 2024, $90 was disclosed to this physician across 5 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($90).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($58).

Itemized records on CMS Open Payments →

Maurice D Krause, MD

3500 Frank Phillips Blvd

Bartlesville, OK 74005 · (918) 331-1857

License: 16690 (OK)

NPI 1225050065 →

Gary L Larson, MD

5911 W Memorial Rd

Oklahoma City, OK 73142 · (405) 773-6530

License: 13856 (OK)

NPI 1578599304 →

In 2024, $76 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($76).

Largest single payer: MIM Software Inc. ($76).

Itemized records on CMS Open Payments →

Foster Donald Lasley, MD

60 E Monte Painter Dr

Fayetteville, AR 72703 · (479) 587-1700

License: E11178 (AR)

NPI 1407083058 →

In 2024, $876 was disclosed to this physician across 47 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($876).

Largest single payer: Sirtex Medical Inc ($104).

Itemized records on CMS Open Payments →

Winona R MaCkey, MD

104 Nw 31st St

Lawton, OK 73505 · (580) 536-2121

License: 18667 (OK)

NPI 1952499592 →

Timothy Dean Malouff, MD

200 1st St Sw

Rochester, MN 55905 · (507) 284-2511

License: 75709 (MN)

NPI 1558894469 →

In 2023, $172 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($172).

Itemized records on CMS Open Payments →

Jonathan Mani, MD

800 Ne 10th St, Stephenson Cancer Center: Ouhsc Radiation Oncology

Oklahoma City, OK 73104 · (405) 271-8000

License: APMD32480 (OK)

NPI 1528454485 →

Matthew Ryan McKeever, MD

7301 Rogers Ave

Fort Smith, AR 72903 · (479) 314-7545

License: E-18683 (AR)

NPI 1891145538 →

In 2024, $1,182 was disclosed to this physician across 57 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,182).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($247).

Itemized records on CMS Open Payments →

Mark McLaughlin, MD, PHD

5901 W Memorial Rd

Oklahoma City, OK 73142 · (405) 422-9688

License: 39055 (OK)

NPI 1386164507 →

In 2024, $1,114 was disclosed to this physician across 18 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,114).

Largest single payer: Teleflex LLC ($496).

Itemized records on CMS Open Payments →

Michael Kole Melton, MD

800 Ne 10th St # L100

Oklahoma City, OK 73104 · (405) 271-5641

License: 35858 (OK)

NPI 1306469648 →

In 2023, $71 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($71).

Itemized records on CMS Open Payments →

Justin Moreira, MD

800 Ne 10th St

Oklahoma City, OK 73104 · (405) 271-8001

License: 45951 (OK)

NPI 1457110033 →

Astrid Elizabeth Morrison, MD

4300 W Memorial Rd

Oklahoma City, OK 73120 · (405) 752-3381

License: 19737 (OK)

NPI 1356348171 →

In 2024, $101 was disclosed to this physician across 5 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($101).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($34).

Itemized records on CMS Open Payments →

Selamawit Negusse, MD

16100 Sand Canyon Ave Ste 130

Irvine, CA 92618 · (949) 417-1100

License: 25171 (OK)

NPI 1316144041 →

In 2024, $298 was disclosed to this physician across 14 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($298).

Largest single payer: EISAI INC. ($42).

Itemized records on CMS Open Payments →

Patrick Arthur Newbury, MD

1020 Breckenridge St

Owensboro, KY 42303 · (270) 688-3600

License: 58948 (KY)

NPI 1205490281 →

In 2024, $180 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($180).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($47).

Itemized records on CMS Open Payments →

Mykhanh Connie Nguyen, MD

12697 E 51st St

Tulsa, OK 74146 · (918) 505-3200

License: 25678 (OK)

NPI 1508820606 →

In 2024, $7,494 was disclosed to this physician across 35 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($3,000) and meals and beverages ($2,983).

Largest single payer: Elekta, Inc. ($6,952).

Itemized records on CMS Open Payments →

Zachary Pearce Nicholas, MD

800 Ne 10th St, Okcc L100

Oklahoma City, OK 73104 · (405) 271-5641

License: 2019010502 (MO)

NPI 1770876070 →

Elaine K Nordhues, MD

2525 Nw Expressway, Suite 404

Oklahoma City, OK 73112 · (405) 607-4520

License: 18919 (OK)

NPI 1073582896 →

In 2024, $19 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($19).

Largest single payer: AbbVie Inc. ($19).

Itemized records on CMS Open Payments →

David John Olek, MD

4401 McAuley Blvd Ste 1500

Oklahoma City, OK 73120 · (405) 752-3381

License: 33859 (OK)

NPI 1821431370 →

In 2024, $166 was disclosed to this physician across 5 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($121) and gifts ($45).

Largest single payer: MIM Software Inc. ($76).

Itemized records on CMS Open Payments →

Anuj V Peddada, MD

11212 E 48th St

Tulsa, OK 74146 · (918) 556-3000

License: 47270 (OK)

NPI 1508846668 →

In 2024, $18 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($18).

Largest single payer: Sumitomo Pharma America, Inc. ($18).

Itemized records on CMS Open Payments →

Kiran Prabhu, MD

5901 W Memorial Rd

Oklahoma City, OK 73142 · (405) 369-7819

License: 16531 (OK)

NPI 1457393894 →

In 2024, $2,155 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,347) and meals and beverages ($808).

Largest single payer: Boston Scientific Corporation ($1,999).

Itemized records on CMS Open Payments →

Troy A Richards, MD

1541 Kings Hwy

Shreveport, LA 71103 · (318) 626-0000

License: 300350 (LA)

NPI 1386671584 →

In 2024, $552 was disclosed to this physician across 26 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($552).

Largest single payer: Daiichi Sankyo Inc. ($99).

Itemized records on CMS Open Payments →

Stephen Zohar Sack, MD

11212 E 48th St

Tulsa, OK 74146 · (918) 497-3715

License: MT182252 (PA)

NPI 1548319940 →

In 2024, $191 was disclosed to this physician across 5 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($191).

Largest single payer: Siemens Medical Solutions USA, Inc. ($110).

Itemized records on CMS Open Payments →

Edgardo M Sayoc, MD

1401 Chester Blvd

Richmond, IN 47374 · (765) 983-3033

License: 01026033A (IN)

NPI 1366411795 →

Showing 50 of 67. Search all on NPI Registry →

Payment totals shown for the latest published program year (2024). Presence of disclosed payments is not, on its own, a conflict of interest. Physicians dispute records directly with CMS (dispute process). How we show this.

Open Payments figures as displayed on . Corrections flow from the manufacturer through CMS and are adopted on our next refresh.

What this page is: a republication of public federal NPI Registry records, filtered to the radiation oncology taxonomy. It is not a directory we curate, and inclusion is automatic based on each provider's own NPI filing with CMS. Providers who believe their NPI record is inaccurate should update it directly with CMS at npiregistry.cms.hhs.gov; our next refresh adopts the corrected federal record.

Practice info disclaimer: Provider addresses and phone numbers come from the NPI Registry, which providers update at their discretion. Always call ahead to confirm the provider is currently accepting patients and is at the listed address.

Medical disclaimer: This page is not a quality ranking and does not constitute medical advice or endorsement. Choose a provider in consultation with your primary care physician or care team.

Source: NPI Registry (taxonomy: Radiation Oncology) · Last checked: 2026-04-20