CancerDrs

Hematology & Oncology in Maryland

447 licensed hematologist-oncologists practicing in Maryland across 93 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

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Click a city to filter the 50 providers shown below. Maryland has providers in 93 cities total — search the full NPI Registry for cities not shown here.

NPI Registry records — Hematology & Oncology in Maryland

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

Showing 50 of 447 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.

Kenneth Lauron Abbott, MD

110 Hospital Rd Ste 105

Prince Frederick, MD 20678 · (410) 414-9116

License: D56024 (MD)

NPI 1306976949 →

In 2024, $63 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($48) and gifts ($15).

Largest single payer: Merck Sharp & Dohme LLC ($48).

Itemized records on CMS Open Payments →

Nagla Fawzy Abdel Karim, MD

8081 Innovation Park Dr

Fairfax, VA 22031 · (571) 472-4724

License: 0101275549 (VA)

NPI 1881805166 →

In 2024, $37,959 was disclosed to this physician across 38 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($17,760) and charitable contributions ($14,107).

Largest single payer: Regeneron Healthcare Solutions, Inc. ($16,512).

Itemized records on CMS Open Payments →

Feras Abdul Khalek, MD

710 Middle Creek Rd

Sevierville, TN 37862 · (865) 446-9125

License: D81312 (MD)

NPI 1497079008 →

In 2024, $850 was disclosed to this physician across 27 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($850).

Largest single payer: AstraZeneca Pharmaceuticals LP ($121).

Itemized records on CMS Open Payments →

Courtney D Ackerman, MD

11886 Healing Way Ste 701

Silver Spring, MD 20904 · (301) 933-3216

License: D0079772 (MD)

NPI 1790919744 →

In 2024, $4,292 was disclosed to this physician across 150 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($3,275) and category 18 ($1,000).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($1,344).

Itemized records on CMS Open Payments →

Michael Larkin Adashek, DO

6535 N Charles St Ste 500

Towson, MD 21204 · (410) 825-5454

License: H96426 (MD)

NPI 1972037661 →

In 2024, $994 was disclosed to this physician across 39 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($994).

Largest single payer: Janssen Biotech, Inc. ($212).

Itemized records on CMS Open Payments →

Faisal Adhami, MD, PHD

5520 Cheviot Rd

Cincinnati, OH 45247 · (513) 451-4033

License: 35-126568 (OH)

NPI 1649405549 →

In 2024, $672 was disclosed to this physician across 33 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($672).

Largest single payer: Alexion Pharmaceuticals, Inc. ($88).

Itemized records on CMS Open Payments →

Sunil Adige, MD

2150 Pennsylvania Ave Nw

Washington, DC 20037 · (202) 741-2210

License: MD049307 (DC)

NPI 1497140156 →

Manish Agrawal, MD

9707 Medical Center Dr, Suite 300

Rockville, MD 20850 · (301) 424-6231

License: D0062234 (MD)

NPI 1275614984 →

Bilal Ahmed, MD

110 Hospital Rd, Suite 105

Prince Frederick, MD 20678 · (410) 414-9116

License: D0071412 (MD)

NPI 1093984411 →

In 2024, $66 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($48) and gifts ($18).

Largest single payer: Merck Sharp & Dohme LLC ($66).

Itemized records on CMS Open Payments →

Saira Ahmed, MD

900 S Caton Ave

Baltimore, MD 21229 · (667) 234-2910

License: D72915 (MD)

NPI 1932393766 →

In 2024, $116 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($99) and gifts ($17).

Largest single payer: Ethicon US, LLC ($64).

Itemized records on CMS Open Payments →

Germame Hailegiorgis Ajebo, MD

8081 Innovation Park Dr

Fairfax, VA 22031 · (571) 472-4724

License: 0101277467 (VA)

NPI 1396183661 →

In 2023, $1,030 was disclosed to this physician across 53 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,030).

Itemized records on CMS Open Payments →

Margaret E Akpan, MD

6128 Landover Rd

Cheverly, MD 20785 · (301) 772-1112

License: D31528 (MD)

NPI 1669458931 →

In 2024, $78 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($78).

Largest single payer: AstraZeneca Pharmaceuticals LP ($30).

Itemized records on CMS Open Payments →

Ahmad Samer Al-Homsi, MD

600 N Wolfe St

Baltimore, MD 21287 · (410) 955-5000

License: D84409 (MD)

NPI 1104808047 →

In 2023, $3,032 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($2,910) and entertainment ($122).

Itemized records on CMS Open Payments →

Pedro Emilio Alcedo Andrade, MD

900 23rd St Nw

Washington, DC 20037 · (936) 703-9805

License: MD048364 (DC)

NPI 1770013211 →

In 2024, $27,609 was disclosed to this physician across 30 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($24,207) and meals and beverages ($1,659).

Largest single payer: Genzyme Corporation ($26,415).

Itemized records on CMS Open Payments →

Kashif Ali, MD

11886 Healing Way Ste 701

Silver Spring, MD 20904 · (301) 933-3216

License: D69297 (MD)

NPI 1851423388 →

In 2024, $221,790 was disclosed to this physician across 302 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($160,898) and charitable contributions ($29,833).

Largest single payer: Genzyme Corporation ($54,550).

Itemized records on CMS Open Payments →

Zakari Aliyu, MD

6340 Security Blvd Ste 100

Baltimore, MD 21207 · (410) 368-3120

License: D0059706 (MD)

NPI 1679539464 →

In 2024, $1,938 was disclosed to this physician across 46 transactions by pharmaceutical or medical-device companies.

Mostly category 18 ($1,196) and entertainment ($742).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($1,308).

Itemized records on CMS Open Payments →

Cyril A. Allen, MD, MSPH

8205 Waterside Ct

Fort Washington, MD 20744 · (202) 846-1412

License: MD33401 (DC)

NPI 1265562508 →

Michael Alleyne, MD,

3131 S Main St, Colquitt Regional Medical Center

Moultrie, GA 31768 · (229) 985-3420

License: 64635 (GA)

NPI 1558523746 →

In 2023, $91 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($91).

Itemized records on CMS Open Payments →

Alexander Joseph Ambinder, MD

1650 Orleans St # 1186

Baltimore, MD 21287 · (410) 614-4459

License: d81117 (MD)

NPI 1629411558 →

In 2024, $6,373 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

About 99% ($6,321) was research funding — payments for clinical-trial work, the rest was entertainment ($52).

Largest single payer: Servier BioInnovation ($6,321).

Itemized records on CMS Open Payments →

Joseph An, DO

620 John Paul Jones Cir

Portsmouth, VA 23708 · (757) 953-1043

License: 20A12547 (CA)

NPI 1144512450 →

In 2023, $21 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly gifts ($21).

Itemized records on CMS Open Payments →

Sajeev Anand, MD

7501 Greenway Center Dr Ste 500

Greenbelt, MD 20770 · (301) 373-7900

License: D0033482 (MD)

NPI 1194816017 →

In 2024, $176 was disclosed to this physician across 7 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($176).

Largest single payer: Lilly USA, LLC ($63).

Itemized records on CMS Open Payments →

Jeanny B. Aragon-Ching, MD

3300 Gallows Rd

Falls Church, VA 22042 · (703) 776-4001

License: 0101258348 (VA)

NPI 1376701946 →

In 2024, $27,242 was disclosed to this physician across 17 transactions by pharmaceutical or medical-device companies.

$940 was research funding (clinical-trial work); the remainder was charitable contributions ($13,970) and consulting fees ($10,432).

Largest single payer: Pfizer Inc. ($7,030).

Itemized records on CMS Open Payments →

Anthony Gerard Arcenas, MD

50 Irving St Nw

Washington, DC 20422 · (202) 745-4058

License: MD20459 (DC)

NPI 1821109547 →

Kaleb Kevin Ardoin, MD

1800 Orleans St

Baltimore, MD 21287 · (410) 955-5000

License: MTL500001773 (DC)

NPI 1487304713 →

Philip Martin Arlen, MD

10 Center Dr, Rm 8b09

Bethesda, MD 20892 · (301) 493-4231

License: 36052 (GA)

NPI 1093857047 →

Mary Yousry Armanios, MD

600 N Wolfe St

Baltimore, MD 21287 · (410) 955-8964

License: D57419 (MD)

NPI 1588628390 →

Karim Abdel Hafiz Arnaout, MD

100 E Carroll St

Salisbury, MD 21801 · (410) 749-1282

License: D77396 (MD)

NPI 1265697213 →

In 2024, $5,832 was disclosed to this physician across 33 transactions by pharmaceutical or medical-device companies.

$3,920 was research funding (clinical-trial work); the remainder was entertainment ($555) and charitable contributions ($525).

Largest single payer: Eli Lilly and Company ($3,920).

Itemized records on CMS Open Payments →

Lisa Arsenault, PA

9905 Medical Center Dr Ste 200

Rockville, MD 20850 · (301) 424-6231

License: C0001231 (MD)

NPI 1841427804 →

In 2024, $26 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($26).

Largest single payer: AbbVie Inc. ($26).

Itemized records on CMS Open Payments →

Ekatherine Asatiani

3800 Reservoir Rd Nw

Washington, DC 20007 · (202) 444-2198

License: 33284 (DC)

NPI 1639177736 →

Ed Ashtar, MD, FACP

15225 Shady Grove Rd, Suite 210

Rockville, MD 20850 · (240) 477-6620

License: MD435022 (PA)

NPI 1043201817 →

Djordje Atanackovic, MD

22 S Greene St

Baltimore, MD 21201 · (410) 706-1946

License: 8702756-1252 (UT)

NPI 1417384694 →

Sarah Lynn Parker Atkins, MD

11850 Blackfoot St Nw Ste 200

Coon Rapids, MN 55433 · (612) 341-4800

License: 65151 (MN)

NPI 1760830202 →

Michael Auerbach, MD

5233 King Ave Ste 308

Baltimore, MD 21237 · (410) 780-4050

License: D0033551 (MD)

NPI 1336199942 →

In 2024, $2,051 was disclosed to this physician across 95 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($2,051).

Largest single payer: AbbVie Inc. ($259).

Itemized records on CMS Open Payments →

Sein Aung, MD

9103 Franklin Square Dr, Suite 2200

Baltimore, MD 21237 · (443) 777-7147

License: D0051555 (MD)

NPI 1912974189 →

In 2023, $301 was disclosed to this physician across 11 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($216) and gifts ($85).

Itemized records on CMS Open Payments →

Najeebah Abdullah Bade, MD

3300 Gallows Rd

Falls Church, VA 22042 · (703) 776-4001

License: 0101256484 (VA)

NPI 1043500150 →

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

Mostly entertainment ($19).

Largest single payer: Boston Scientific Corporation ($19).

Itemized records on CMS Open Payments →

Maria Baer, MD

22 S Greene St

Baltimore, MD 21201 · (410) 328-8708

License: D65598 (MD)

NPI 1700881802 →

In 2024, $33 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($33).

Largest single payer: sanofi-aventis U.S. LLC ($33).

Itemized records on CMS Open Payments →

Huzefa F Bahrain, DO

5233 King Ave, Suite 308

Baltimore, MD 21237 · (410) 780-4050

License: H0057173 (MD)

NPI 1790734549 →

In 2024, $29,177 was disclosed to this physician across 173 transactions by pharmaceutical or medical-device companies.

Mostly stock or ownership interest ($14,353) and meals and beverages ($10,034).

Largest single payer: Pharmacosmos Therapeutics Inc. ($25,537).

Itemized records on CMS Open Payments →

Ashkan Bahrani, MD

9114 Philadelphia Rd, Suite 208

Baltimore, MD 21237 · (410) 687-5300

License: D54841 (MD)

NPI 1144214727 →

In 2024, $45 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($45).

Largest single payer: E.R. Squibb & Sons, L.L.C. ($30).

Itemized records on CMS Open Payments →

Sanjeeve Balasubramaniam, MD

9000 Rockville Pike, Building 10, Room 12n226, Nih

Bethesda, MD 20892 · (301) 496-4916

License: md034495 (DC)

NPI 1700099710 →

Karen K. Ballen, MD

3300 Gallows Rd

Falls Church, VA 22042 · (571) 423-5699

License: 0101261336 (VA)

NPI 1821089558 →

In 2024, $1,454 was disclosed to this physician across 7 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,272) and gifts ($100).

Largest single payer: National Marrow Donor Program ($1,296).

Itemized records on CMS Open Payments →

Ani Balmanoukian, MD

600 N Wolfe St

Baltimore, MD 21287 · (410) 955-7911

License: A117624 (CA)

NPI 1063558682 →

In 2024, $112,387 was disclosed to this physician across 76 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($81,961) and charitable contributions ($16,981).

Largest single payer: AstraZeneca Pharmaceuticals LP ($50,862).

Itemized records on CMS Open Payments →

Arnob Banerjee, MD

22 S Greene St

Baltimore, MD 21201 · (410) 328-6841

License: D70508 (MD)

NPI 1538221494 →

Paul A Bannen, MD

18111 Prince Philip Dr, # 327 Miller Kaplan and Rajagopal PC

Olney, MD 20832 · (301) 774-6136

License: D0060335 (MD)

NPI 1942392899 →

In 2024, $32 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly gifts ($17) and entertainment ($15).

Largest single payer: Regeneron Healthcare Solutions, Inc. ($17).

Itemized records on CMS Open Payments →

Rajat Bansal

3901 Rainbow Blvd

Kansas City, KS 66160 · (913) 588-5000

License: 04-43281 (KS)

NPI 1780002477 →

Frederick Greiner Barr, MD

5454 Wisconsin Ave, Ste 1300

Chevy Chase, MD 20815 · (301) 657-8587

License: D22775 (MD)

NPI 1184620122 →

In 2024, $4,018 was disclosed to this physician across 157 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($4,018).

Largest single payer: AstraZeneca Pharmaceuticals LP ($310).

Itemized records on CMS Open Payments →

Austin John Barrett, MD

2150 Pennsylvania Avenue Nw, Mfa Gwu

Washington, DC 20037 · (202) 741-2478

License: MD046602 (DC)

NPI 1427474097 →

Mouhamad Bazzi, MD

2405 Whittier Drive, Suite 100

Frederick, MD 21702 · (301) 682-2988

License: D0072463 (MD)

NPI 1265619878 →

In 2024, $893 was disclosed to this physician across 41 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($876) and gifts ($17).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($166).

Itemized records on CMS Open Payments →

Peter Alexander Beale, MD

4494 N Palmer Rd

Bethesda, MD 20889 · (301) 319-2100

License: 0101265801 (VA)

NPI 1952713075 →

In 2024, $363 was disclosed to this physician across 13 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($363).

Largest single payer: Gilead Sciences, Inc. ($66).

Itemized records on CMS Open Payments →

Michael Bekkerman, DO

7575 Grand River Ave

Brighton, MI 48114 · (734) 712-1000

License: 5101027750 (MI)

NPI 1669908737 →

In 2024, $90 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($90).

Largest single payer: Tempus AI, Inc ($90).

Itemized records on CMS Open Payments →

Thomas A Bensinger, MD

7525 Greenway Center Dr, Ste 205

Greenbelt, MD 20770 · (301) 982-9800

License: D0008754 (MD)

NPI 1962405985 →

Showing 50 of 447. 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 hematology & 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: Hematology & Oncology) · Last checked: 2026-04-20