Updated October 2026

Hematologist and oncologists in Washington, DC

Hematology and oncology
Washington, Washington, DC

Hematologist and oncologists: 78
Linked to a hospital or group: 54
Hospitals with a hematologist and oncologist: 7
Medical groups with a hematologist and oncologist: 5
Practice at a hospital: 49

There are 78 hematologist and oncologists in Washington. MedStar Georgetown University Hospital has the most, 12, and MedStar Washington Hospital Center has the most affiliated hematologist and oncologists, 22. 41% finished medical school 30 or more years ago.

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Washington hematologist and oncologists, listed A to Z by last name

Each hematologist and oncologist on the list has hematology and oncology as their primary specialty and a Washington 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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Washington hematologist and oncologists, A to Z
Hematologist and oncologist	Hospitals	Medical groups	Email and phone
Sunil Adige, MDNPI 1497140156	1 hospital	1 group	Contacts
Anita Aggarwal, DONPI 1891740726	2 hospitals	2 groups	Contacts
Ahmed M. Ali, MDNPI 1275896318	3 hospitals	3 groups	Contacts
Ekatherine AsatianiNPI 1639177736	-	-	Contacts
Joao Ascensao, MD, PhDNPI 1144311143	1 hospital	-	Contacts
Prashanth Ashok KumarNPI 1245726371	1 hospital	1 group	Contacts
Julie Elaine Bauman, MD, MPHNPI 1164431748	1 hospital	1 group	Contacts
Sosipatros A. Boikos, MDNPI 1205132107	2 hospitals	1 group	Contacts
Catherine M. Broome, MDNPI 1669470985	1 hospital	2 groups	Contacts
Joseph P. Catlett, MDNPI 1295788263	1 hospital	1 group	Contacts
Pavani Chalasani, MDNPI 1689879967	1 hospital	1 group	Contacts
Ami A. Chitalia, MDNPI 1083939102	2 hospitals	2 groups	Contacts
Julie Marie Collins, MDNPI 1134562069	1 hospital	1 group	Contacts
Julia Marie Cunningham, MDNPI 1487949335	1 hospital	2 groups	Contacts
Henry B. Fox, MDNPI 1396810578	1 hospital	1 group	Contacts
Ann Wild Gramza, MDNPI 1760690069	-	1 group	Contacts
Amy Rosenberg HankinNPI 1861424434	-	-	Contacts
Aiwu Ruth He, MD, PhDNPI 1942306360	2 hospitals	3 groups	Contacts
Pia Maarit Herbolsheimer, MDNPI 1174761795	-	-	Contacts
Elizabeth Hill, MDNPI 1669715066	-	-	Contacts
Sara Horton, MDNPI 1346278553	-	-	Contacts
Elmer E. Huerta, MDNPI 1386699734	-	1 group	Contacts
Claudine J. IsaacsNPI 1164414751	2 hospitals	2 groups	Contacts
Maneesh R. Jain, MDNPI 1649447558	1 hospital	2 groups	Contacts
Karan Jatwani, MBBSNPI 1417476649	1 hospital	1 group	Contacts
Ujjwal KarkiNPI 1578135752	1 hospital	-	Contacts
Craig KesslerNPI 1356340517	1 hospital	2 groups	Contacts
Chul KimNPI 1841586302	2 hospitals	2 groups	Contacts
Salem Kim, MDNPI 1265708523	2 hospitals	2 groups	Contacts
Bruce R. Kressel, MDNPI 1497861025	3 hospitals	2 groups	Contacts
Hira Latif, MDNPI 1134548191	2 hospitals	3 groups	Contacts
Paul Denis Leger, MDNPI 1316380264	2 hospitals	2 groups	Contacts
Benjamin P. Levy, MDNPI 1346276326	1 hospital	2 groups	Contacts
Marc E. Lippman, MDNPI 1578649430	1 hospital	2 groups	Contacts
Mark Christopher Markowski, MD, PhDNPI 1689809188	2 hospitals	2 groups	Contacts
John Lindsay MarshallNPI 1316935844	2 hospitals	3 groups	Contacts
Adriana Medina, MDNPI 1316104136	-	-	Contacts
Meric Mericliler, MDNPI 1659866093	1 hospital	1 group	Contacts
Cristina Maria Merkhofer, MD, MHSNPI 1649698432	2 hospitals	2 groups	Contacts
Harold Mirsky, MDNPI 1093734402	-	1 group	Contacts
Brian P. Monahan, MDNPI 1912908120	1 hospital	-	Contacts
Reetu Mukherji, MDNPI 1861846875	3 hospitals	2 groups	Contacts
Kavita Natrajan, MDNPI 1174632111	-	-	Contacts
Robert A. Nickelson, MDNPI 1023019064	-	-	Contacts
George K. Philips, MBBS, MD, MPHNPI 1558455378	2 hospitals	2 groups	Contacts
Suthee Rapisuwon, MDNPI 1275723199	2 hospitals	3 groups	Contacts
Joseph Lee Roswarski, MDNPI 1215223839	3 hospitals	2 groups	Contacts
Daniel A. Rushing, MDNPI 1245295369	-	-	Contacts
Ravi P. Sarma, MDNPI 1578670600	2 hospitals	3 groups	Contacts
Liudmila N. Schafer, MDNPI 1114106515	5 hospitals	5 groups	Contacts

Showing 1 to 50 of 66 Washington hematologist and oncologists

The list shows the 66 hematologist and oncologists with a public profile. The other 12 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 65 of 78 Washington hematologist and 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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MedStar Georgetown University Hospital has the most hematologist and oncologists in Washington, with 12

The GW Medical Faculty Associates is second with 9, and MedStar Washington Hospital Center third with 9. Counts are hematologist and oncologists with a Washington, DC address linked to each group.

Medical groups with the most hematologist and oncologists in Washington
#	Medical group	Parent organization	Hematologist and oncologists
1	MedStar Georgetown University HospitalWashington	Parent on file	12
2	The GW Medical Faculty AssociatesWashington	Parent on file	9
3	MedStar Washington Hospital CenterWashington	Parent on file	9
4	MedStar Georgetown University HospitalWashington	Parent on file	5
5	Howard University Faculty Practice PlanWashington	Parent on file	2

Top 5 of 5 Washington medical groups with a hematologist and oncologist

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

MedStar Washington Hospital Center has the most affiliated hematologist and oncologists in Washington, with 22

MedStar Georgetown University Hospital is second with 20, and The George Washington University Hospital third with 9. Washington hematologist and oncologists are affiliated with 7 hospitals in all.

Hospitals with the most hematologist and oncologists in Washington
#	Hospital	Health system	Hematologist and oncologists
1	MedStar Washington Hospital CenterWashington	MedStar Health	22
2	MedStar Georgetown University HospitalWashington	MedStar Health	20
3	The George Washington University HospitalWashington	Universal Health Services	9
4	Sibley Memorial HospitalWashington	Johns Hopkins Health System	6
5	Washington DC VA Medical CenterWashington	Veterans Health Administration	5
6	Howard University HospitalWashington	Howard University	2
7	BridgePoint Continuing Care Hospital - Capitol HillWashington	BridgePoint Healthcare	1

Top 7 of 7 Washington hospitals with an affiliated hematologist and oncologistAll 13 Washington hospitals

See every hospital and group for each Washington hematologist and oncologist

Each public profile names one place a hematologist and 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 Washington hematologist and oncologists practice at a hospital: 49 of the 53 with a mapped site

17 also practice at a medical group site, and 3 at home health agencies. A hematologist and oncologist can practice at several kinds of site, so the shares overlap.

Washington hematologist and oncologists by site of care

Hospitals4992%
Medical group practices1732%
Home health agencies36%

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

41% of Washington hematologist and oncologists finished medical school 30 or more years ago

21 of the 51 Washington hematologist and oncologists with a graduation year on file. 2 graduated in the last 10 years, fewer than graduated 40 or more years ago.

Physicians by years since medical school

Under 10 years ago24%
10 to 19 years ago1733%
20 to 29 years ago1122%
30 to 39 years ago816%
40 or more years ago1325%

Source: Dmand AI Professional Profile Data

Every Washington hematologist and 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 Washington hematologist and 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

Hematologist and oncologists are HCPs whose primary specialty is hematology and oncology (taxonomy code 207RH0003X), with an active NPI and a Washington practice address.

FAQ

Frequently asked questions about hematologist and oncologists in Washington

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

How many hematologist and oncologists are in Washington?

78 hematologist and oncologists have an active NPI, a Washington practice address and hematology and oncology (taxonomy code 207RH0003X) as their primary specialty. 54 of them are linked to a hospital or medical group.

Which Washington medical groups have the most hematologist and oncologists?

MedStar Georgetown University Hospital, with 12, followed by The GW Medical Faculty Associates with 9 and MedStar Washington Hospital Center with 9.

Which Washington hospitals have the most hematologist and oncologists?

MedStar Washington Hospital Center, with 22 affiliated hematologist and oncologists, followed by MedStar Georgetown University Hospital with 20 and The George Washington University Hospital with 9.

What share of Washington hematologist and oncologists practice at a hospital?

49 of the 53 Washington hematologist and oncologists with a mapped site of care, or 92%, have a current hospital affiliation.

What is the taxonomy code for hematology and oncology?

207RH0003X is the NPPES taxonomy code for hematology and oncology. Sub-specialties with their own code are counted on their own lists.

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