CancerDrs

Hematology & Oncology in Connecticut

273 licensed hematologist-oncologists practicing in Connecticut across 83 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. Connecticut has providers in 83 cities total — search the full NPI Registry for cities not shown here.

NPI Registry records — Hematology & Oncology in Connecticut

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

Showing 50 of 273 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.

Martin Abrams, MD

95 Locust Ave

Danbury, CT 06810 · (203) 739-7029

License: 26158 (CT)

NPI 1073507851 →

Luis E. Aguirre, MD

333 Cedar St # 205

New Haven, CT 06510 · (203) 785-4095

License: 82903 (CT)

NPI 1497276240 →

Todd J Alekshun, MD

85 Seymour Street, Suite 125, Hartford Hospital Cancer Center

Hartford, CT 06106 · (860) 972-4183

License: 041743 (CT)

NPI 1558495689 →

In 2024, $174 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($135) and gifts ($39).

Largest single payer: Abbott Laboratories ($135).

Itemized records on CMS Open Payments →

Ash Alpert

Smilow Cancer Hospital, 20 York Street

New Haven, CT 06510 · (617) 591-6300

License: 75979 (CT)

NPI 1689084071 →

In 2024, $184 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($184).

Largest single payer: Genentech USA, Inc. ($184).

Itemized records on CMS Open Payments →

Susan Alsamarai, MD

455 Lewis Ave, Midstate Medical Group, PC

Meriden, CT 06451 · (203) 238-7747

License: 050729 (CT)

NPI 1174734768 →

In 2024, $53 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($36) and gifts ($17).

Largest single payer: Pfizer Inc. ($36).

Itemized records on CMS Open Payments →

Juliana Alvarez Argote, MD

9200 W Wisconsin Ave

Milwaukee, WI 53226 · (414) 805-4600

License: 65855 (WI)

NPI 1386907699 →

In 2024, $31 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($31).

Largest single payer: Vertex Pharmaceuticals Incorporated ($31).

Itemized records on CMS Open Payments →

Alvaro Alvarez Soto

593 Eddy St

Providence, RI 02903 · (401) 444-5435

License: MD20438 (RI)

NPI 1558922674 →

Haripriya Andanamala, MD

800 Ne 10th St

Oklahoma City, OK 73104 · (405) 271-4022

License: 41526 (OK)

NPI 1689134041 →

In 2024, $125 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly gifts ($90) and entertainment ($35).

Largest single payer: Incyte Corporation ($90).

Itemized records on CMS Open Payments →

Biree Andemariam, MD

263 Farmington Ave

Farmington, CT 06030 · (860) 679-2100

License: 045475 (CT)

NPI 1396935136 →

In 2024, $87,438 was disclosed to this physician across 47 transactions by pharmaceutical or medical-device companies.

$330 was research funding (clinical-trial work); the remainder was charitable contributions ($64,003) and stock or ownership interest ($9,529).

Largest single payer: Vertex Pharmaceuticals Incorporated ($26,880).

Itemized records on CMS Open Payments →

Anne Hudson Angevine, MD

1 Hospital Plaza

Stamford, CT 06904 · (203) 276-2695

License: 45726 (CT)

NPI 1376668004 →

In 2024, $21 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($21).

Largest single payer: GlaxoSmithKline, LLC. ($21).

Itemized records on CMS Open Payments →

Mojisola Omotayo Araoye, MD

Gme / Uconn Health 263 Farmington Avenue

Farmington, CT 06030 · (860) 679-4763

NPI 1053800086 →

In 2023, $133 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($133).

Itemized records on CMS Open Payments →

Junaid Arshad

3300 E South St Ste 304

Lakewood, CA 90805 · (562) 232-0550

License: A146767 (CA)

NPI 1831506898 →

In 2024, $13,592 was disclosed to this physician across 19 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($6,500) and stock or ownership interest ($5,462).

Largest single payer: Exelixis Inc. ($6,864).

Itemized records on CMS Open Payments →

Sara Ashraf, MD

601 E San Antonio St Ste 101w

Victoria, TX 77901 · (361) 485-9600

License: T0997 (TX)

NPI 1689069163 →

In 2024, $7,828 was disclosed to this physician across 78 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($3,980) and entertainment ($2,609).

Largest single payer: E.R. Squibb & Sons, L.L.C. ($6,085).

Itemized records on CMS Open Payments →

Matthew Austin

20 York St., Department of Medicine

New Haven, CT 06510 · (203) 688-4242

License: MD15821 (RI)

NPI 1730591397 →

In 2024, $1,448 was disclosed to this physician across 14 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($867) and meals and beverages ($581).

Largest single payer: Stryker Corporation ($1,448).

Itemized records on CMS Open Payments →

Ravneet Singh Bajwa, MD

95 Locust Ave

Danbury, CT 06810 · (203) 739-7029

License: 73517 (CT)

NPI 1578926945 →

In 2024, $2,220 was disclosed to this physician across 98 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($2,220).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($249).

Itemized records on CMS Open Payments →

William Jeffrey Baker, MD

263 Farmington Ave, Uconn Medical Group

Farmington, CT 06030 · (860) 679-2100

License: 033608 (CT)

NPI 1710923073 →

Michael Henry Bar, MD

34 Shelburne Road

Stamford, CT 06902 · (203) 325-2695

License: 030565 (CT)

NPI 1093800369 →

In 2024, $2,250 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($2,250).

Largest single payer: BeiGene, Ltd. ($2,050).

Itemized records on CMS Open Payments →

Laura Van Metre Baum, MD

333 Cedar St

New Haven, CT 06510 · (203) 785-6407

License: 69240 (CT)

NPI 1780902056 →

In 2023, $84 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($84).

Itemized records on CMS Open Payments →

Paul E Berard, MD

425 Post Rd

Fairfield, CT 06824 · (203) 255-4545

License: 031639 (CT)

NPI 1699773804 →

In 2024, $1,700 was disclosed to this physician across 73 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,678) and gifts ($22).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($285).

Itemized records on CMS Open Payments →

Jan Philipp Bewersdorf, MD

35 Park St

New Haven, CT 06519 · (203) 200-4363

License: 75829 (CT)

NPI 1174013601 →

In 2024, $122 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($122).

Largest single payer: AbbVie Inc. ($90).

Itemized records on CMS Open Payments →

Syed Bilgrami, MD

94 Woodland St

Hartford, CT 06105 · (860) 714-4680

License: 030148 (CT)

NPI 1710980735 →

Robert Black, MD

41 Brewster Rd

Bristol, CT 06010 · (860) 585-3400

License: 56270 (CT)

NPI 1457644668 →

In 2024, $64 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($64).

Largest single payer: Pharmacosmos Therapeutics Inc. ($64).

Itemized records on CMS Open Payments →

Eric Bleickardt, MD

3 Hidden Brook Rd

Hamden, CT 06518 · (203) 287-9246

License: 040426 (CT)

NPI 1265746879 →

Kathleen Bober-Sorcinelli, MD

435 Lewis Avenue, Suite 220

Meriden, CT 06451 · (203) 238-7747

License: 025798 (CT)

NPI 1740229632 →

Samuel Bobrow, MD

2080 Whitney Avenue, Suite 240

Hamden, CT 06518 · (203) 867-5420

License: 015565 (CT)

NPI 1861433849 →

Prajwal Chaitanya Boddu, MD

333 Cedar St

New Haven, CT 06510 · (832) 396-4414

License: 74910 (CT)

NPI 1205178621 →

Robert D Bona, MD

263 Farmington Ave

Farmington, CT 06030 · (860) 679-2100

License: 026000 (CT)

NPI 1124024559 →

In 2024, $2,875 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly charitable contributions ($2,875).

Largest single payer: Pfizer Inc. ($2,875).

Itemized records on CMS Open Payments →

Adam M Boruchov, MD

114 Woodland St, Cancer Center

Hartford, CT 06105 · (860) 714-5554

License: 46499 (CT)

NPI 1851362883 →

In 2024, $664 was disclosed to this physician across 11 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($664).

Largest single payer: Genzyme Corporation ($248).

Itemized records on CMS Open Payments →

Gino Bottino, MD

1701 W Saint Marys Rd Ste 100

Tucson, AZ 85745 · (520) 276-2270

License: 55107 (CA)

NPI 1881705838 →

In 2024, $537 was disclosed to this physician across 17 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($537).

Largest single payer: AstraZeneca Pharmaceuticals LP ($186).

Itemized records on CMS Open Payments →

Joseph J Bowen, MD

1075 Chase Pkwy, Suite a

Waterbury, CT 06708 · (203) 591-3077

License: 025522 (CT)

NPI 1679581672 →

Daniel Ethan Boxer, MD

5520 Park Avenue, Garden Level

Trumball, CT 06611 · (203) 502-8400

License: 56291 (CT)

NPI 1043479090 →

In 2024, $1,797 was disclosed to this physician across 88 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($1,787) and gifts ($10).

Largest single payer: NOVARTIS PHARMACEUTICALS CORPORATION ($230).

Itemized records on CMS Open Payments →

Donald Barry Boyd, MD

15 Valley Dr, 2nd Floor

Greenwich, CT 06831 · (203) 869-2111

License: 27275 (CT)

NPI 1396826376 →

In 2024, $170 was disclosed to this physician across 2 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($170).

Largest single payer: AbbVie Inc. ($136).

Itemized records on CMS Open Payments →

Driola Brahaj

41 Brewster Rd # Levela

Bristol, CT 06010 · (860) 585-3000

License: 047228 (CT)

NPI 1316151863 →

In 2024, $86 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($64) and gifts ($22).

Largest single payer: Pharmacosmos Therapeutics Inc. ($64).

Itemized records on CMS Open Payments →

Andrew R Branagan, MD

55 Fruit St

Boston, MA 02114 · (617) 726-2000

License: 273076 (MA)

NPI 1679707053 →

In 2024, $498 was disclosed to this physician across 8 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($498).

Largest single payer: Teleflex LLC ($267).

Itemized records on CMS Open Payments →

Gregory Aaron Breuer, MD, PHD

20 York St

New Haven, CT 06510 · (203) 688-4242

License: 1.076379 (CT)

NPI 1629652417 →

Dawn Jennifer Brooks, MD, PHD

80 Fisher Drive, Hartford Hospital Cancer Center

Avon, CT 06001 · (860) 674-0088

License: 069703 (CT)

NPI 1336465715 →

In 2024, $30 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($30).

Largest single payer: Coloplast Corp ($30).

Itemized records on CMS Open Payments →

James E Brown, MD

536 Saybrook Rd

Middletown, CT 06457 · (860) 358-2220

License: 013060 (CT)

NPI 1174629349 →

Omar Shri Buddhu, MD

85 Retreat Avenue, Hartford Hospital Cancer Center

Hartford, CT 06106 · (860) 249-6291

License: 064378 (CT)

NPI 1528359130 →

Anca Bulgaru, MD

330 Washington St, Ste 220 Eastern Ct Hematology & Oncology

Norwich, CT 06360 · (860) 886-8362

License: 041587 (CT)

NPI 1659356640 →

In 2023, $18 was disclosed to this physician across 1 transaction by pharmaceutical or medical-device companies.

Mostly entertainment ($18).

Itemized records on CMS Open Payments →

Susan F Burroughs, MD

400 Talcottville Rd # 1

Vernon, CT 06066 · (860) 896-4718

License: 030948 (CT)

NPI 1790781078 →

Peter David Byeff, MD

55 Meriden Ave, Ste 1a

Southington, CT 06489 · (860) 621-9316

License: 023371 (CT)

NPI 1710979463 →

Brian J Byrne, MD

55 Meriden Ave, Suite 1-a

Southington, CT 06489 · (860) 621-9316

License: 045205 (CT)

NPI 1508844010 →

In 2024, $66 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($49) and gifts ($17).

Largest single payer: Celgene Corporation ($30).

Itemized records on CMS Open Payments →

Nicole Carreau, MD

34 Maple St

Norwalk, CT 06850 · (203) 845-4811

License: 64829 (CT)

NPI 1104168962 →

In 2024, $784 was disclosed to this physician across 36 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($767) and gifts ($17).

Largest single payer: AbbVie Inc. ($120).

Itemized records on CMS Open Payments →

Alejandro Carvajal, MD

320 Pomfret St

Putnam, CT 06260 · (860) 928-6541

License: 65353 (CT)

NPI 1538575154 →

In 2024, $274 was disclosed to this physician across 12 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($274).

Largest single payer: Tempus AI, Inc ($45).

Itemized records on CMS Open Payments →

Michael Cecchini, MD

20 York St

New Haven, CT 06510 · (203) 688-5555

License: 57387 (CT)

NPI 1184999336 →

In 2024, $24,294 was disclosed to this physician across 19 transactions by pharmaceutical or medical-device companies.

Mostly charitable contributions ($13,465) and meals and beverages ($10,318).

Largest single payer: BeiGene USA, Inc. ($8,069).

Itemized records on CMS Open Payments →

Eric Yanbo Chang

333 Cedar St

New Haven, CT 06510 · (203) 688-4242

License: 74930 (CT)

NPI 1346777315 →

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

Mostly entertainment ($26).

Largest single payer: Janssen Biotech, Inc. ($26).

Itemized records on CMS Open Payments →

Jason L Chang, MD

55 Meriden Ave Ste 1a

Southington, CT 06489 · (860) 621-9316

License: 049717 (CT)

NPI 1174739072 →

Victor Chang, MD

1075 Chase Parkway, Suite B

Waterbury, CT 06708 · (203) 755-6311

License: 037275 (CT)

NPI 1760423867 →

In 2024, $293 was disclosed to this physician across 3 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($293).

Largest single payer: Bayer HealthCare Pharmaceuticals Inc. ($134).

Itemized records on CMS Open Payments →

Yueming Chang, MD/PHD

263 Farmington Ave, Uconn Health Center

Farmington, CT 06030 · (614) 256-3215

License: 55166 (CT)

NPI 1629398904 →

Pouyan Changizzadeh, MD

1244 Storrs Rd

Storrs, CT 06268 · (860) 487-9684

License: 63718 (CT)

NPI 1982047981 →

In 2024, $2,966 was disclosed to this physician across 151 transactions by pharmaceutical or medical-device companies.

Mostly entertainment ($2,863) and gifts ($103).

Largest single payer: Janssen Biotech, Inc. ($276).

Itemized records on CMS Open Payments →

Showing 50 of 273. 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