Updated October 2026

Radiation oncologists in San Diego, CA

Radiation oncology
San Diego, California

Radiation oncologists: 43
Linked to a hospital or group: 39
Hospitals with a radiation oncologist: 13
Medical groups with a radiation oncologist: 14
Practice at a hospital: 34

There are 43 radiation oncologists in San Diego. UC San Diego Health has the most, 27, and Hillcrest Medical Center has the most affiliated radiation oncologists, 27. 21% finished medical school 30 or more years ago.

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San Diego radiation oncologists, listed A to Z by last name

Each radiation oncologist on the list has radiation oncology as their primary specialty and a San Diego 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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San Diego radiation oncologists, A to Z
Radiation oncologist	Hospitals	Medical groups	Email and phone
Sunil Jeram Advani, MDNPI 1669649844	1 hospital	2 groups	Contacts
Andrew Luke Chang, MDNPI 1255513859	-	2 groups	Contacts
Henry Chessin, MDNPI 1235320342	-	-	Contacts
Brian Chou, MDNPI 1770070609	1 hospital	4 groups	Contacts
Lori A. Coleman, MDNPI 1053348920	3 hospitals	1 group	Contacts
Steven Warren Davis, MDNPI 1558463653	1 hospital	4 groups	Contacts
Donald B. Fuller, MDNPI 1285632711	5 hospitals	2 groups	Contacts
Kripa Anil Guram, MDNPI 1003377391	1 hospital	3 groups	Contacts
Ben Hyung Han, MDNPI 1245229350	-	2 groups	Contacts
Jona Ashok Hattangadi-Gluth, MDNPI 1467625491	1 hospital	3 groups	Contacts
David John Hoopes, MDNPI 1962520080	-	2 groups	Contacts
Austin Benes Hopper, MDNPI 1306308721	1 hospital	2 groups	Contacts
Adam Robert Horn, MDNPI 1982979019	1 hospital	3 groups	Contacts
Tahir Ijaz, MDNPI 1225036742	-	2 groups	Contacts
Siavash Md Jabbari, MDNPI 1720314107	3 hospitals	1 group	Contacts
Anuradha Koka, MDNPI 1538153549	3 hospitals	2 groups	Contacts
Asona Juwan Lui, MD, PhDNPI 1104487446	1 hospital	1 group	Contacts
Iain Jacob Macewan, MDNPI 1326300401	-	3 groups	Contacts
Jyoti S. Mayadev, MDNPI 1902906902	1 hospital	1 group	Contacts
Loren K. Mell, MDNPI 1316119704	1 hospital	4 groups	Contacts
Shane M. Mesko, MBA, MDNPI 1699137315	4 hospitals	1 group	Contacts
Arno James Mundt, MDNPI 1790708808	1 hospital	2 groups	Contacts
James Don Murphy, MDNPI 1730382631	1 hospital	1 group	Contacts
Chika Rebecca Nwachukwu, MDNPI 1194138263	1 hospital	1 group	Contacts
Dominique L. Rash, MDNPI 1699908640	1 hospital	2 groups	Contacts
Brent Shane Rose, MDNPI 1518250869	1 hospital	4 groups	Contacts
Carl J. Rossi Jr., MDNPI 1518983055	1 hospital	1 group	Contacts
Ajay Pal S. Sandhu, MDNPI 1881610137	2 hospitals	3 groups	Contacts
Parag Rohit Sanghvi, MD, MSPHNPI 1801005152	1 hospital	3 groups	Contacts
Tyler Michael Seibert, MD, PhDNPI 1679815963	1 hospital	1 group	Contacts
Andrew Sharabi, MD, PhDNPI 1043531213	1 hospital	2 groups	Contacts
Michael Vincent Sherer, MDNPI 1932606902	1 hospital	1 group	Contacts
Reza Shirazi, MDNPI 1336175272	2 hospitals	2 groups	Contacts
Daniel Simpson, MDNPI 1689974883	1 hospital	3 groups	Contacts
Christopher Andrew Straka, MDNPI 1801281399	2 hospitals	3 groups	Contacts
Yonina Tova, MDNPI 1558369017	-	-	Contacts
Kathryn Ries Tringale, MDNPI 1780172031	1 hospital	2 groups	Contacts
Karen E. Tye, MDNPI 1225490147	1 hospital	2 groups	Contacts
James John Urbanic, MDNPI 1164607875	2 hospitals	2 groups	Contacts
Siavosh Vakilian, MDNPI 1427456151	1 hospital	3 groups	Contacts
Catheryn M. Yashar, MDNPI 1619049129	1 hospital	2 groups	Contacts

The list shows the 41 radiation oncologists with a public profile. The other 2 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 37 of 43 San Diego 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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UC San Diego Health has the most radiation oncologists in San Diego, with 27

Proton Doctors PC is second with 16, and California Cancer Associates for Research and Excellence (cCARE) third with 11. Counts are radiation oncologists with a California address linked to each group.

Medical groups with the most radiation oncologists in San Diego
#	Medical group	Parent organization	Radiation oncologists
1	UC San Diego HealthLos Angeles	Parent on file	27
2	Proton Doctors PCSan Diego	-	16
3	California Cancer Associates for Research and Excellence (cCARE)Fresno	-	11
4	Imperial Valley Radiation OncologyEl Centro	Parent on file	9
5	Newport Diagnostic CenterNewport Beach	Parent on file	4
6	Unio Specialty Care, Urology, Encinitas (formerly Genesis Healthcare Partners)Encinitas	Parent on file	4
7	X-Ray Medical Group, Inc.La Mesa	Parent on file	2
8	Scripps Clinic Medical GroupSan Diego	Parent on file	2
9	USC Care Medical GroupLos Angeles	Parent on file	1
10	UCI Health PhysiciansOrange	Parent on file	1

Top 10 of 14 San Diego medical groups with a radiation oncologist

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

Hillcrest Medical Center has the most affiliated radiation oncologists in San Diego, with 27

Sharp Coronado Hospital is second with 5, and Sharp Grossmont Hospital third with 3. San Diego radiation oncologists are affiliated with 13 hospitals in all.

Hospitals with the most radiation oncologists in San Diego
#	Hospital	Health system	Radiation oncologists
1	Hillcrest Medical CenterSan Diego	University of California Health	27
2	Sharp Coronado HospitalCoronado	Sharp HealthCare	5
3	Sharp Grossmont HospitalLa Mesa	Sharp HealthCare	3
4	Sharp Memorial HospitalSan Diego	Sharp HealthCare	3
5	Scripps Mercy Hospital San DiegoSan Diego	Scripps Health	2
6	Scripps Memorial Hospital La JollaLa Jolla	Scripps Health	2
7	Scripps Green HospitalLa Jolla	Scripps Health	2
8	Palomar Medical Center Downtown EscondidoEscondido	Palomar Health	1
9	Sharp Tri-City Medical CenterOceanside	Sharp HealthCare	1
10	Sharp Chula Vista Medical CenterChula Vista	Sharp HealthCare	1

Top 10 of 13 San Diego hospitals with an affiliated radiation oncologistAll 12 San Diego hospitals

See every hospital and group for each San Diego 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 San Diego radiation oncologists practice at a hospital: 34 of the 39 with a mapped site

21 also practice at a medical group site. A radiation oncologist can practice at several kinds of site, so the shares overlap.

San Diego radiation oncologists by site of care

Hospitals3487%
Medical group practices2154%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

21% of San Diego radiation oncologists finished medical school 30 or more years ago

8 of the 39 San Diego radiation oncologists with a graduation year on file. 6 graduated in the last 10 years.

Physicians by years since medical school

Under 10 years ago615%
10 to 19 years ago1436%
20 to 29 years ago1128%
30 to 39 years ago513%
40 or more years ago38%

Source: Dmand AI Professional Profile Data

Every San Diego 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 San Diego 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 San Diego practice address.

FAQ

Frequently asked questions about radiation oncologists in San Diego

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 San Diego?

43 radiation oncologists have an active NPI, a San Diego practice address and radiation oncology (taxonomy code 2085R0001X) as their primary specialty. 39 of them are linked to a hospital or medical group.

Which San Diego medical groups have the most radiation oncologists?

UC San Diego Health, with 27, followed by Proton Doctors PC with 16 and California Cancer Associates for Research and Excellence (cCARE) with 11.

Which San Diego hospitals have the most radiation oncologists?

Hillcrest Medical Center, with 27 affiliated radiation oncologists, followed by Sharp Coronado Hospital with 5 and Sharp Grossmont Hospital with 3.

What share of San Diego radiation oncologists practice at a hospital?

34 of the 39 San Diego radiation oncologists with a mapped site of care, or 87%, 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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