CancerDrs

Medical Oncology in Massachusetts

517 licensed medical oncologists practicing in Massachusetts across 82 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. Massachusetts has providers in 82 cities total — search the full NPI Registry for cities not shown here.

NPI Registry records — Medical Oncology in Massachusetts

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

Showing 50 of 517 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.

Rachel Occhiogrosso Abelman, MD

55 Fruit St

Boston, MA 02114 · (617) 231-9943

License: 1017201 (MA)

NPI 1255821617 →

In 2024, $179 was disclosed to this physician across 4 transactions by pharmaceutical or medical-device companies.

Mostly gifts ($100) and entertainment ($79).

Largest single payer: Pfizer Inc. ($100).

Itemized records on CMS Open Payments →

Janet Lee Abrahm, MD

44 Binney St, Dana Farber Cancer Institute Brigham and Womens Hosp

Boston, MA 02115 · (617) 632-6464

License: 209046 (MA)

NPI 1427024264 →

Thomas Adam Abrams, MD

44 Binney St, Dana 1220

Boston, MA 02115 · (617) 632-6932

License: 228795 (MA)

NPI 1184693947 →

In 2024, $20,833 was disclosed to this physician across 13 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($19,769) and meals and beverages ($753).

Largest single payer: AstraZeneca Pharmaceuticals LP ($16,649).

Itemized records on CMS Open Payments →

Jeremy S Abramson, MD

55 Fruit St

Boston, MA 02114 · (617) 724-4000

License: 213888 (MA)

NPI 1740262484 →

In 2024, $71,333 was disclosed to this physician across 39 transactions by pharmaceutical or medical-device companies.

$9,641 was research funding (clinical-trial work); the remainder was charitable contributions ($42,498) and meals and beverages ($18,354).

Largest single payer: F. Hoffmann-La Roche AG ($27,541).

Itemized records on CMS Open Payments →

Nana O. Addo-Tabiri, MD

830 Harrison Avenue, Moakley, 3rd Floor

Boston, MA 02118 · (617) 638-6428

License: 266778 (MA)

NPI 1942557079 →

Adeboye H Adewoye, MD

732 Harrison Ave, Preston-3

Boston, MA 02118 · (617) 638-6428

License: 203479 (MA)

NPI 1316920838 →

Andrew J Aguirre, MD, PHD

450 Brookline Ave

Boston, MA 02215 · (617) 632-3476

License: 243001 (MA)

NPI 1609071208 →

In 2023, $4,487 was disclosed to this physician across 4 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($4,480) and entertainment ($7).

Itemized records on CMS Open Payments →

Inhye Ahn, MD

450 Brookline Ave

Boston, MA 02215 · (617) 582-9164

License: 287006 (MA)

NPI 1053632984 →

In 2024, $558,586 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

About 99% ($553,151) was research funding — payments for clinical-trial work, the rest was charitable contributions ($5,375) and entertainment ($60).

Largest single payer: Lilly USA, LLC ($553,151).

Itemized records on CMS Open Payments →

Oladimeji Akinola Akinboro, MD, MPH

10903 New Hampshire Ave Bldg 22

Silver Spring, MD 20993 · (817) 317-1540

License: 287574 (NY)

NPI 1154760734 →

Zeina Adli Ahmad Al-Mansour, MD

1600 Sw Archer Rd

Gainesville, FL 32610 · (352) 273-7832

License: ME144167 (FL)

NPI 1265670822 →

In 2023, $50 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($50).

Itemized records on CMS Open Payments →

Jean Joseph Thierry Alcindor

450 Brookline Ave

Boston, MA 02215 · (514) 865-1732

License: Pending (MA)

NPI 1578281796 →

Syed S Ali, MD

3350 Main St

Springfield, MA 01107 · (413) 794-9338

License: 241307 (MA)

NPI 1174751267 →

In 2024, $37,457 was disclosed to this physician across 27 transactions by pharmaceutical or medical-device companies.

Mostly consulting fees ($31,138) and meals and beverages ($2,781).

Largest single payer: BeiGene USA, Inc. ($15,223).

Itemized records on CMS Open Payments →

Jill N Allen, MD

55 Fruit Street Yawkey 7e, Massachusetts General Hospital

Boston, MA 02114 · (617) 724-4000

License: 226499 (MA)

NPI 1285671453 →

Philip Crawford Amrein, MD

55 Fruit St Yaw 7, Hematology Oncology

Boston, MA 02114 · (617) 726-8748

License: 44524 (MA)

NPI 1073589578 →

In 2024, $13 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly gifts ($13).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($13).

Itemized records on CMS Open Payments →

Murat Anamur, MD

55 Fruit St

Boston, MA 02114 · (617) 231-9943

License: 72107 (MA)

NPI 1487601100 →

In 2023, $1,213 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($1,170) and entertainment ($22).

Itemized records on CMS Open Payments →

Kenneth Carl Anderson, MD

440 Binney St, Dana Farber Cancer Institute

Boston, MA 02115 · (617) 632-2144

License: 45550 (MA)

NPI 1194792671 →

In 2024, $24,302 was disclosed to this physician across 11 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($23,995) and entertainment ($307).

Largest single payer: Pfizer Inc. ($6,494).

Itemized records on CMS Open Payments →

Mark Anderson, MD

51 Performance Dr, Suirte 110

Weymouth, MA 02189 · (781) 337-9091

License: 56345 (MA)

NPI 1588652093 →

In 2024, $18 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly gifts ($18).

Largest single payer: Merck Sharp & Dohme LLC ($18).

Itemized records on CMS Open Payments →

Joseph Harry Antin, MD

44 Binney St, Dana-Farber Cancer Institute

Boston, MA 02115 · (617) 632-3667

License: 55573 (MA)

NPI 1861469249 →

In 2024, $18,360 was disclosed to this physician across 23 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($16,715) and entertainment ($1,420).

Largest single payer: Janssen Research & Development, LLC ($9,600).

Itemized records on CMS Open Payments →

Karen H Antman, MD

715 Albany St, L-103

Boston, MA 02118 · (617) 638-5300

License: 40375 (MA)

NPI 1528195401 →

Armen Asik, MD

3350 Main St

Springfield, MA 01107 · (413) 794-9338

License: 77960 (MA)

NPI 1326066200 →

In 2024, $125 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($125).

Largest single payer: Takeda Pharmaceuticals U.S.A., Inc. ($125).

Itemized records on CMS Open Payments →

Hussein Assi, MD

830 Harrison Ave, 3rd Fl, Moakley, Hematology/oncology

Boston, MA 02118 · (617) 638-6428

License: 283659 (MA)

NPI 1235544362 →

In 2024, $4,319 was disclosed to this physician across 12 transactions by pharmaceutical or medical-device companies.

Mostly stock or ownership interest ($2,700) and meals and beverages ($1,405).

Largest single payer: Exelixis Inc. ($4,319).

Itemized records on CMS Open Payments →

Michael B. Atkins, MD

330 Brookline Ave, Kirstein 158

Boston, MA 02215 · (616) 667-1930

License: MA49995 (MA)

NPI 1306874201 →

In 2024, $10,027 was disclosed to this physician across 13 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($9,707) and entertainment ($321).

Largest single payer: E.R. Squibb & Sons, L.L.C. ($4,163).

Itemized records on CMS Open Payments →

Eyal C Attar, MD

55 Fruit St, Yaw 7b Hematology Oncology

Boston, MA 02114 · (617) 726-8731

License: 205829 (MA)

NPI 1407847965 →

Dinesh Atwal, MD

55 Fruit St

Boston, MA 02114 · (617) 726-2000

License: 1019396 (MA)

NPI 1114313962 →

In 2024, $22 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly gifts ($22).

Largest single payer: Janssen Pharmaceuticals, Inc ($22).

Itemized records on CMS Open Payments →

Brandon James Aubrey, MBBS PHD

55 Fruit St

Boston, MA 02114 · (857) 763-8001

NPI 1194399519 →

Veena Balakrishnan Iyer

450 Brookline Ave

Boston, MA 02215 · (617) 632-3000

License: 285981 (MA)

NPI 1770836413 →

Rani Bansal

4101 MaCon Pond Rd

Raleigh, NC 27607 · (919) 781-7070

License: 2022-00581 (NC)

NPI 1306208467 →

In 2023, $185 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($185).

Itemized records on CMS Open Payments →

Ting Bao, MD

450 Brookline Ave

Boston, MA 02215 · (617) 632-3352

License: 1014245 (MA)

NPI 1225174949 →

In 2024, $45 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($45).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($30).

Itemized records on CMS Open Payments →

Aditya Bardia, MD

2336 Santa Monica Blvd Ste 304

Santa Monica, CA 90404 · (310) 998-4747

License: C195724 (CA)

NPI 1639210107 →

In 2024, $112,428 was disclosed to this physician across 55 transactions by pharmaceutical or medical-device companies.

$15,727 was research funding (clinical-trial work); the remainder was charitable contributions ($77,859) and meals and beverages ($15,647).

Largest single payer: Gilead Sciences, Inc. ($46,401).

Itemized records on CMS Open Payments →

Donna R Barnard, MD

85 Herrick St

Beverly, MA 01915 · (978) 927-6083

License: 29621 (MA)

NPI 1225092141 →

Russell Andrew Baur, MD

Lahey Clinic Inc., 41 Mall Road

Burlington, MA 01805 · (781) 744-8000

License: 279099 (MA)

NPI 1508020470 →

Justin S Becker, MD, PHD

55 Fruit St

Boston, MA 02114 · (617) 726-2000

License: 287820 (MA)

NPI 1689163909 →

Roelof Hendrik Bekendam, MD

330 Brookline Ave

Boston, MA 02215 · (617) 667-7000

License: 275818 (MA)

NPI 1336643709 →

In 2024, $66,000 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly travel and lodging ($66,000).

Largest single payer: CSL Behring ($66,000).

Itemized records on CMS Open Payments →

Joaquin Bellmunt Molins, MD

450 Brookline Ave, Da 1230

Boston, MA 02215 · (617) 632-3237

License: 253830 (MA)

NPI 1124462726 →

In 2024, $42,295 was disclosed to this physician across 27 transactions by pharmaceutical or medical-device companies.

$57 was research funding (clinical-trial work); the remainder was charitable contributions ($38,776) and consulting fees ($2,520).

Largest single payer: Ares Trading SA ($8,285).

Itemized records on CMS Open Payments →

Himisha Beltran, MD

450 Brookline Ave

Boston, MA 02215 · (617) 632-5456

License: 277324 (MA)

NPI 1801950704 →

In 2024, $9,558 was disclosed to this physician across 6 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($9,423) and entertainment ($135).

Largest single payer: AstraZeneca UK Limited ($4,800).

Itemized records on CMS Open Payments →

Heather Benjamin, MD

55 Fruit St

Boston, MA 02114 · (978) 882-6060

License: 282171 (MA)

NPI 1619046604 →

In 2024, $144 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($144).

Largest single payer: AstraZeneca Pharmaceuticals LP ($112).

Itemized records on CMS Open Payments →

Stephanie Ann Berg, DO

450 Brookline Ave

Boston, MA 02215 · (617) 632-3000

License: 292689 (MA)

NPI 1598064750 →

In 2024, $6,605 was disclosed to this physician across 13 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($5,160) and entertainment ($1,074).

Largest single payer: Pfizer Inc. ($5,936).

Itemized records on CMS Open Payments →

Tara Ariela Berman, MD

450 Brookline Ave

Boston, MA 02215 · (617) 632-2175

License: 1017662 (MA)

NPI 1770849879 →

In 2024, $17,232 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($15,800) and meals and beverages ($1,260).

Largest single payer: Daiichi Sankyo Inc. ($9,182).

Itemized records on CMS Open Payments →

Rameen Beroukhim, MD

44 Binney St

Boston, MA 02115 · (617) 632-3779

License: 212888 (MA)

NPI 1083680680 →

In 2024, $2,691 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($2,500) and entertainment ($111).

Largest single payer: Daiichi Sankyo Company LTD ($2,691).

Itemized records on CMS Open Payments →

Pankaj Bhargava, MD

44 Binney St, Dana-Farber Cancer Institute

Boston, MA 02115 · (617) 632-6184

License: 207770 (MA)

NPI 1386603421 →

Giada Bianchi, MD

75 Francis St

Boston, MA 02115 · (617) 732-5500

License: 250662 (MA)

NPI 1093945396 →

Leah H Biller

450 Brookline Ave

Boston, MA 02215 · (617) 632-4500

License: 278341 (MA)

NPI 1063850634 →

Kenneth D Bishop, MD

28 Sturdy St

Attleboro, MA 02703 · (508) 236-8525

License: 269737 (MA)

NPI 1598925091 →

In 2024, $93 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($93).

Largest single payer: ADC Therapeutics America, Inc. ($62).

Itemized records on CMS Open Payments →

Lawrence Scott Blaszkowsky, MD

55 Fruit St, Hematology/oncology

Boston, MA 02114 · (617) 724-1700

License: 80772 (MA)

NPI 1225028137 →

Caroline C Block, MD

2014 Washington St, Vernon Cancer Center

Newton, MA 02462 · (617) 658-6000

License: 58104 (MA)

NPI 1851368633 →

Anthony L Boral, MD

Millennium Pharm., 40 Landsdowne St.

Cambridge, MA 02139 · (617) 444-1351

License: 150057 (MA)

NPI 1851452551 →

Dominick Bosse

450 Brookline Ave, Dana 1230

Boston, MA 02215 · (617) 632-5456

License: 269329 (MA)

NPI 1427598929 →

Mary Catherine Boulanger, MD

55 Fruit St

Boston, MA 02114 · (617) 726-2000

License: 1023049 (MA)

NPI 1548825607 →

David J Bozym, MD, PHD

55 Fruit St

Boston, MA 02114 · (617) 726-2400

License: 292596 (MA)

NPI 1568921625 →

David Alexander Braun, MD, PHD

75 Francis St

Boston, MA 02115 · (617) 732-5500

License: 69842 (CT)

NPI 1477991933 →

In 2024, $3,961 was disclosed to this physician across 7 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($3,533) and entertainment ($428).

Largest single payer: EISAI INC. ($3,788).

Itemized records on CMS Open Payments →

Showing 50 of 517. 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 medical 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: Medical Oncology) · Last checked: 2026-04-20