Updated October 2026

Radiation oncologists in Saint Louis, MO

Radiation oncology
Saint Louis, Missouri

Radiation oncologists: 53
Linked to a hospital or group: 47
Hospitals with a radiation oncologist: 17
Medical groups with a radiation oncologist: 9
Practice at a hospital: 44

There are 53 radiation oncologists in Saint Louis. WashU Medicine Psychiatry has the most, 25, and Barnes-Jewish Hospital has the most affiliated radiation oncologists, 25. 33% finished medical school 30 or more years ago.

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Saint Louis radiation oncologists, listed A to Z by last name

Each radiation oncologist on the list has radiation oncology as their primary specialty and a Saint Louis practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Saint Louis radiation oncologists, A to Z
Radiation oncologist	Hospitals	Medical groups	Email and phone
Anthony John Apicelli III, MDNPI 1457589681	5 hospitals	2 groups	Contacts
Kathy L. Baglan, MDNPI 1538122163	4 hospitals	1 group	Contacts
Brian Christopher Baumann, MDNPI 1841559945	3 hospitals	4 groups	Contacts
Jonathan Jay Beitler, MBA, MDNPI 1265536635	-	1 group	Contacts
Amit Kirit Bhatt, MDNPI 1144410317	5 hospitals	2 groups	Contacts
Randall James Brenneman, MDNPI 1366899841	4 hospitals	4 groups	Contacts
David Ferrell Butler, MDNPI 1598789489	6 hospitals	5 groups	Contacts
Jessika Anny Contreras, MDNPI 1497167381	5 hospitals	2 groups	Contacts
Jeffrey Michael Craft, MD, PhDNPI 1497936231	5 hospitals	1 group	Contacts
Jennifer Lynne De Los Santos, MDNPI 1952344566	5 hospitals	3 groups	Contacts
Carl J. Deselm, MDNPI 1366705840	5 hospitals	3 groups	Contacts
John Joseph Dombrowski, MD, PhDNPI 1730200890	3 hospitals	2 groups	Contacts
Pawel Tadeusz Dyk, MDNPI 1578791000	6 hospitals	1 group	Contacts
Christen Rae Elledge, MDNPI 1730533886	3 hospitals	1 group	Contacts
Stephen Deon Franklin, MDNPI 1720061534	2 hospitals	1 group	Contacts
Arthur J. Frazier, MDNPI 1609899640	5 hospitals	1 group	Contacts
Robert C. Frazier, MDNPI 1821051947	4 hospitals	1 group	Contacts
Hiram Alberto Gay, MDNPI 1720045297	5 hospitals	2 groups	Contacts
Perry W. Grigsby, MDNPI 1467478685	1 hospital	-	Contacts
Dennis E. Hallahan, MDNPI 1699867010	-	2 groups	Contacts
Jiayi Huang, MDNPI 1922205004	5 hospitals	2 groups	Contacts
Shannon Jinxia Jiang, MDNPI 1891470365	-	-	Contacts
Vincent Q. Joe, MDNPI 1952317026	5 hospitals	1 group	Contacts
Mustafaa Saleem Mahmood, MDNPI 1205399847	5 hospitals	2 groups	Contacts
Julie A. Mai, MDNPI 1215990718	1 hospital	1 group	Contacts
Stephanie Markovina, MDNPI 1336464536	5 hospitals	2 groups	Contacts
Jeff Michael Michalski, MDNPI 1902824410	5 hospitals	2 groups	Contacts
Allen Mo, MDNPI 1104317551	3 hospitals	5 groups	Contacts
Michael James Moravan, MDNPI 1407145493	1 hospital	2 groups	Contacts
Ryan Charles Mueller, MDNPI 1912571654	1 hospital	1 group	Contacts
Jacob S. Parzen, MDNPI 1871013029	4 hospitals	1 group	Contacts
Stephanie Mabry Perkins, MDNPI 1255359543	5 hospitals	2 groups	Contacts
James William Randall, MDNPI 1396205498	5 hospitals	2 groups	Contacts
Clifford Grant Robinson, MDNPI 1699967281	5 hospitals	2 groups	Contacts
Amit Roy, MDNPI 1750813960	5 hospitals	1 group	Contacts
Pamela Parker Samson, MDNPI 1215223003	5 hospitals	2 groups	Contacts
Julie Kristina Schwarz, MDNPI 1871634261	3 hospitals	2 groups	Contacts
Jenny Lynne Shaffer, MDNPI 1073838322	3 hospitals	1 group	Contacts
Jeevin Shahi, MDNPI 1245856046	2 hospitals	1 group	Contacts
Eric J. Sutphen, MDNPI 1932170859	-	1 group	Contacts
Maria Anne Thomas, MDNPI 1104089465	2 hospitals	2 groups	Contacts
Wade Larry Thorstad, MDNPI 1356367668	5 hospitals	2 groups	Contacts
Bruce J. Walz, MDNPI 1063439677	1 hospital	1 group	Contacts
Edina Cindy WangNPI 1538698758	3 hospitals	1 group	Contacts
Michael Richard Waters, MDNPI 1710540786	5 hospitals	2 groups	Contacts
Salam A. Yanek, MDNPI 1669697629	4 hospitals	3 groups	Contacts
Joanna Chensi Yang, MDNPI 1972947901	4 hospitals	2 groups	Contacts
Imran Zoberi, MDNPI 1710903034	4 hospitals	2 groups	Contacts

The list shows the 48 radiation oncologists with a public profile. The other 5 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

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Dmand AI has the EHR for 51 of 53 Saint Louis radiation oncologists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

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WashU Medicine Psychiatry has the most radiation oncologists in Saint Louis, with 25

West County Radiological Group is second with 7, and SLUCare Physician Group third with 4. Counts are radiation oncologists with a Missouri address linked to each group.

Medical groups with the most radiation oncologists in Saint Louis
#	Medical group	Parent organization	Radiation oncologists
1	WashU Medicine PsychiatrySaint Louis	Parent on file	25
2	West County Radiological GroupSaint Louis	-	7
3	SLUCare Physician GroupSaint Louis	Parent on file	4
4	Urology of St. LouisSaint Louis	-	3
5	Missouri Baptist Medical CenterSaint Louis	Parent on file	2
6	St. Luke's Medical GroupChesterfield	Parent on file	1
7	Regional Physician ServicesPoplar Bluff	Parent on file	1
8	SSM Health Medical GroupFenton	Parent on file	1
9	Mercy SoutheastCape Girardeau	Parent on file	1

Top 9 of 9 Saint Louis medical groups with a radiation oncologist

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

Barnes-Jewish Hospital has the most affiliated radiation oncologists in Saint Louis, with 25

Barnes-Jewish West County Hospital is second with 18, and Christian Hospital third with 15. Saint Louis radiation oncologists are affiliated with 17 hospitals in all.

Hospitals with the most radiation oncologists in Saint Louis
#	Hospital	Health system	Radiation oncologists
1	Barnes-Jewish HospitalSaint Louis	BJC HealthCare	25
2	Barnes-Jewish West County HospitalCreve Coeur	BJC HealthCare	18
3	Christian HospitalSaint Louis	BJC HealthCare	15
4	Barnes-Jewish St. Peters HospitalSaint Peters	BJC HealthCare	11
5	Mercy Hospital St. LouisSaint Louis	Mercy	7
6	Missouri Baptist Medical CenterSaint Louis	BJC HealthCare	6
7	Mercy Hospital JeffersonCrystal City	Mercy	5
8	Mercy Hospital SouthSaint Louis	Mercy	5
9	SSM Health St. Mary's Hospital - St. LouisSaint Louis	SSM Health Care	5
10	SSM Health Saint Louis University HospitalSaint Louis	SSM Health Care	4

Top 10 of 17 Saint Louis hospitals with an affiliated radiation oncologistAll 17 Saint Louis hospitals

See every hospital and group for each Saint Louis radiation oncologist

Each public profile names one place a radiation oncologist practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Saint Louis radiation oncologists practice at a hospital: 44 of the 46 with a mapped site

40 also practice at a medical group site, and 4 at behavioral health centers. A radiation oncologist can practice at several kinds of site, so the shares overlap.

Saint Louis radiation oncologists by site of care

Hospitals4496%
Medical group practices4087%
Behavioral health centers49%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

33% of Saint Louis radiation oncologists finished medical school 30 or more years ago

15 of the 46 Saint Louis radiation oncologists with a graduation year on file. 6 graduated in the last 10 years.

Physicians by years since medical school

Under 10 years ago613%
10 to 19 years ago1737%
20 to 29 years ago817%
30 to 39 years ago1124%
40 or more years ago49%

Source: Dmand AI Professional Profile Data

Every Saint Louis radiation oncologist profile shows current hospitals and groups, Medicare activity and NPI details

Primary practiceThe main place they practice, with its type and cityOn every profile
Every site of careEach hospital, clinic and group where they practice nowWith a free account
EmployerThe organization they work for, when one is on fileWith a free account
Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
EHR in useThe EHR at each site where they practiceWith a free account
Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Saint Louis radiation oncologist directory

Sources for the data on this page
Data on this page	Source
HCPs, types and specialties	NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groups	Dmand AI Affiliation Data
Medical school graduation year	Dmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracy Remove my information

Radiation oncologists are HCPs whose primary specialty is radiation oncology (taxonomy code 2085R0001X), with an active NPI and a Saint Louis practice address.

FAQ

Frequently asked questions about radiation oncologists in Saint Louis

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many radiation oncologists are in Saint Louis?

53 radiation oncologists have an active NPI, a Saint Louis practice address and radiation oncology (taxonomy code 2085R0001X) as their primary specialty. 47 of them are linked to a hospital or medical group.

Which Saint Louis medical groups have the most radiation oncologists?

WashU Medicine Psychiatry, with 25, followed by West County Radiological Group with 7 and SLUCare Physician Group with 4.

Which Saint Louis hospitals have the most radiation oncologists?

Barnes-Jewish Hospital, with 25 affiliated radiation oncologists, followed by Barnes-Jewish West County Hospital with 18 and Christian Hospital with 15.

What share of Saint Louis radiation oncologists practice at a hospital?

44 of the 46 Saint Louis radiation oncologists with a mapped site of care, or 96%, have a current hospital affiliation.

What is the taxonomy code for radiation oncology?

2085R0001X is the NPPES taxonomy code for radiation oncology. Sub-specialties with their own code are counted on their own lists.

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