Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · PY2023–2024 Search official records Methodology

ImmunoGen, Inc.

1,930 providers listed $1,309,084.18 reported 3,344 records General Payments

General Payments reported — all loaded program years

$1,309,084.18

  • Category: General Payments
  • Program years: 2023, 2024
  • Record count: 3,344
  • Providers listed: 1,930

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How this figure is calculated
  • This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. Nothing is estimated, weighted, or combined across categories.
  • Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
  • Methodology & Data — sourcing, labeling, and limitations.

Coverage: program years 2019–2025, General Payments only. Each figure is labeled with its category and program year; categories are never combined.

By program year

Program yearReportedRecordsProviders
PY2023 $1,213,399.39 2,914 1,726
PY2024 $95,684.79 430 384

By recipient specialty (25 shown)

Sorted by reported total.

SpecialtyReportedRecordsProviders
Allopathic & Osteopathic Physicians|Pediatrics $543,966.53 20 2
Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology $475,320.74 924 282
Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology $92,652.22 696 503
Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology $60,680.26 216 149
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family $21,697.80 323 206
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health $20,923.13 104 36
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner $14,891.06 281 192
Allopathic & Osteopathic Physicians|Obstetrics & Gynecology $14,222.02 75 53
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant $10,392.73 201 132
Allopathic & Osteopathic Physicians|Family Medicine $6,981.94 5 4
Eye and Vision Services Providers|Optometrist $6,620.07 36 23
Allopathic & Osteopathic Physicians|Internal Medicine $6,012.14 39 32
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Obstetrics & Gynecology $5,582.31 14 5
Allopathic & Osteopathic Physicians|Ophthalmology $4,620.32 14 10
Allopathic & Osteopathic Physicians|Internal Medicine|Hematology $3,909.48 20 13
Allopathic & Osteopathic Physicians|Ophthalmology|Cornea and External Diseases Specialist $3,742.62 8 5
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health $3,147.19 73 48
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical $1,804.97 34 29
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical $1,600.15 24 18
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology $1,339.15 35 28
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care $1,192.37 36 27
Allopathic & Osteopathic Physicians|Ophthalmology|Retina Specialist $1,126.78 2 1
Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology $1,079.16 31 27
Allopathic & Osteopathic Physicians|Pathology|Anatomic Pathology & Clinical Pathology $766.10 2 2
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care $468.75 11 8

Providers listed (1,930)

Sorted by name. Sort by amount instead

ProviderSpecialtyStateReported by this company
ERIKA PANIZO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NY $22.27
ERIKO NAKAJIMA Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical CA $35.62
ERIN E FLEENER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $26.07
ERIN J SAKS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology VA $66.12
ERIN K SCHMIDT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NC $14.99
ERIN SALINAS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OR $106.85
ERIN SANDY GALLAGHER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family ME $65.89
ERLINDA M GORDON Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Hematology-Oncology CA $17.55
EUNICE S WANG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NY $2,940.00
EVA GUPTA Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $18.31
EVANGELINA BRYANT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $15.05
FABIO CAPPUCCINI Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $74.05
FADI ABU SHAHIN Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology FL $132.01
FADI M KAYALI Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $28.22
FAITH WEINTRAUB Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $14.96
FAITHLORE P GARDNER Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $20.08
FARIBA HAJY ISEYEDSOLEIMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $36.51
FAZAL BARI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology NJ $14.72
FEN JIANG Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $29.26
FERNANDO O RECIO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology FL $27.22
FIDEL SALAZAR BRAVO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $31.09
FIKRET I ATAMDEDE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $75.13
FILIX KENCANA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology OH $17.48
FLOORTJE BACKES Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OH $1,568.95
FOUAD M ABBAS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology MD $56.11
FRANCES MARY JOHNSON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health NM $28.88
FRANK D CIRISANO Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology FL $19.11
FRANK KOJI MORI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $75.46
FRED J KUDRIK Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $31.49
FREDERICK DOLD Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $28.88
FREDERICK MIN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $25.15
FREDERIQUE ST-PIERRE Allopathic & Osteopathic Physicians|Internal Medicine MN $15.23
GABRIEL NOAH MANNIS Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $2,940.00
GABRIELLE M HAWKINS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology AL $29.64
GABRIELLE NICOLE STEVENS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health GA $21.44
GAIL B POLLEN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $28.89
GAIL L WRIGHT Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $22.36
GAJANAN KULKARNI Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $27.81
GARLAND P AMES Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family SC $31.49
GARY ALTWERGER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology IL $127.71
GARY GORDON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IL $24.35
GARY P ENGSTROM Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $24.00
GARY WALSH THOMAS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $13.48
GEETHA N VARMA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $16.00
GENA H VOLAS REDD Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology GA $28.35
GENE B SAYLORS Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology SC $18.66
GENEELOU TOBIAS CRUZ Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NV $22.90
GEORGE F GEILS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $39.92
GEORGE G MIRANDA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $27.93
GEORGE THEODORE HARRIS Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology CA $53.19