Oncologists in Iowa
Data updated monthly · Last refresh October 2026
61 Medical Oncology providers practice in Iowa, including 20 (33%) offering telehealth. The largest concentration is in Iowa 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.
61providers
20telehealth
Iowa Citytop city
Medical Oncology by city in Iowa
Choose a city to see providers there.
Where Oncologists in Iowa practice
From CMS Medicare enrollment records covering 41 of the 61 providers listed here (67%). Providers who do not bill Medicare are not included in these figures.
0%solo or small practice (under 10 clinicians)
5%mid-size group (10 to 99)
95%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Oncologists | All clinicians in group | Main city |
| State University of Iowa | 30 | 1,886 | Iowa City |
| Mercy Medical Center | 4 | 295 | Cedar Rapids |
| St Anthony Regional Hospital and Nursing Home | 3 | 49 | Carroll |
| Progressive Rehabilitation Associates LLC | 2 | 275 | Iowa City |
| Central Iowa Hospital Corp.oration | 2 | 233 | Des Moines |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Oncologists affiliated |
| University of Iowa Hospital & Clinics | Iowa City | Government | 2 of 5 | 31 |
| Unitypoint Health - Des Moines Iowa Methodist Medi | Des Moines | Nonprofit | 3 of 5 | 20 |
| Mercyone Des Moines Medical Center | Des Moines | Nonprofit | 1 of 5 | 19 |
| University of Iowa Health Care Medical Center Down | Iowa City | Nonprofit | 4 of 5 | 9 |
| St Lukes Hospital | Cedar Rapids | Nonprofit | 4 of 5 | 7 |
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.
Medical Oncology providers in Iowa
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. Joshua Lukenbill, D.O.Ankeny, IA · $26 in drug and device payments (2025) · Telehealth ·
(515) 282-2921 Dr. Robert Shreck, MDAnkeny, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Thomas Buroker, DOAnkeny, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Ann Stroh, DOCedar Rapids, IA · $21,789 in drug and device payments (2025) ·
(319) 363-8303 Dr. Bharat Jenigiri, MDCedar Rapids, IA · $1,106 in drug and device payments (2025) ·
(319) 297-2900 Dr. Deborah Wilbur, M.D.Cedar Rapids, IA · $73 in drug and device payments (2025) · Telehealth ·
(319) 363-8303 Dr. Erin Casey, M.D.Cedar Rapids, IA · $84 in drug and device payments (2025) ·
(319) 363-8303 Dr. Jasmine Nabi, M.D.Cedar Rapids, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 363-8303 Dr. Leila Kutteh, M.D.Cedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 363-8303 Dr. Martin Wiesenfeld, M.D., F.A.C.P.Cedar Rapids, IA · No drug or device payments recorded (2025) ·
(319) 363-8303 Dr. Susan Slycord, D.O.Cedar Rapids, IA · $107 in drug and device payments (2025) ·
(319) 363-8303 Dr. Amy Hughes, DOClive, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Tara Graff, DOClive, IA · $138,236 in drug and device payments (2025) · Telehealth ·
(515) 282-2921 Dr. Abdelaziz Elhaddad, MDDes Moines, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Angela Sandre, DODes Moines, IA · $17 in drug and device payments (2025) ·
(515) 282-2921 Dr. Bradley Hiatt, DODes Moines, IA · $20 in drug and device payments (2025) ·
(515) 282-2921 Dr. Brian Freeman, M.D.Des Moines, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Christian Schultheis, M.D.Des Moines, IA · $195 in drug and device payments (2025) ·
(515) 282-2921 Dr. Emily Brugioni, DODes Moines, IA · No drug or device payments recorded (2025) · Telehealth ·
(515) 282-2921 Dr. Giselle Mery, M.D.Des Moines, IA · $199 in drug and device payments (2025) ·
(515) 282-2921 Dr. Justin Buzick, MDDes Moines, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Laxmi Narayana Buddharaju, M.D.Des Moines, IA · $402 in drug and device payments (2025) · Telehealth ·
(515) 643-8735 Dr. Magdy Elsawy, MDDes Moines, IA · $23 in drug and device payments (2025) ·
(515) 282-2921 Dr. Mathew Wehbe, MDDes Moines, IA · $44,751 in drug and device payments (2025) ·
(515) 247-3970 Dr. Matthew Hill, DODes Moines, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Millicent Amankwah, M.DDes Moines, IA · $1,061 in drug and device payments (2025) · Telehealth ·
(515) 241-4674 Dr. Robert Behrens, MDDes Moines, IA · No drug or device payments recorded (2025) ·
(515) 282-2921 Dr. Steven Heddinger, MDDes Moines, IA · $576 in drug and device payments (2025) ·
(515) 282-2921 Dr. Sydney Brehany, MDDes Moines, IA · $86 in drug and device payments (2025) · Telehealth ·
(515) 282-2921 Dr. Praveen Vikas, MDFairfield, IA · $20,497 in drug and device payments (2025) ·
(641) 472-4111 Dr. Ali Naderi, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-2148 Dr. Edoardo Francini, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 467-8736 Dr. Fernando Maciel Barbosa, MDIowa City, IA · $2,547 in drug and device payments (2025) · Telehealth ·
(319) 356-2353 Dr. Gerald Clamon, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-1932 Dr. Gustavo Colagiovanni Girotto, MDIowa City, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 356-2148 Dr. Gustavo Fernandes Godoy Almeida, MDPHDIowa City, IA · $1,650 in drug and device payments (2025) · Telehealth ·
(319) 353-8383 Dr. Ioannis Voutsadakis, MDIowa City, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 356-2353 Dr. Joao Paulo Medrado Santos, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-2353 Dr. John Rieth, MDIowa City, IA · $2,512 in drug and device payments (2025) · Telehealth ·
(319) 356-3077 Dr. Jun Zhang, M.D., PH.D.Iowa City, IA · $76,055 in drug and device payments (2025) · Telehealth ·
(319) 353-7096 Dr. Margaret Byrne, M.D.Iowa City, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 356-5346 Dr. Margarida Silverman, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 384-9156 Dr. Mark Burkard, M.D.Iowa City, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 356-2353 Dr. Naomi Fei, M.D.Iowa City, IA · $175 in drug and device payments (2025) · Telehealth ·
(319) 356-2148 Dr. Roger Gingrich, MDIowa City, IA · No drug or device payments recorded (2025) ·
(319) 356-3425 Dr. Saima Sharif, M.D.Iowa City, IA · $122 in drug and device payments (2025) · Telehealth ·
(319) 356-4200 Common questions
How many Medical Oncology providers are in Iowa?There are 61 Medical Oncology providers with active NPI records practicing in Iowa, according to federal NPPES data refreshed monthly.
Do Medical Oncology providers in Iowa offer telehealth?Yes. 20 of the 61 Medical Oncology providers in Iowa (about 33%) report offering telehealth services in CMS data.
Which cities in Iowa have the most Medical Oncology providers?Iowa City (20), Des Moines (16), Cedar Rapids (8) have the highest concentration of Medical Oncology providers in Iowa.
How many Medical Oncology providers in Iowa received drug or device company payments?32 of 61 Medical Oncology providers in Iowa (52%) 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 Oncologists in Iowa work in independent practices or large health systems?Among 41 Oncologists in Iowa enrolled in Medicare, 0% bill through a solo or small practice with fewer than 10 clinicians, 5% through a mid-size group of 10 to 99, and 95% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Oncologists in Iowa work at?According to CMS facility affiliation records, the Iowa hospitals where the most Oncologists hold privileges are University of Iowa Hospital & Clinics in Iowa City; Unitypoint Health - Des Moines Iowa Methodist Medi in Des Moines; Mercyone Des Moines Medical Center in Des Moines.
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