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
LORI A SPOOZAK Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecology KS $80.05
LORI ELIZABETH WEINBERG Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology MN $15,025.16
LORI J KOVACEVICH Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA $25.68
LORNA PAGE MONAGHAN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NE $46.35
LOUISE KIT CHEUNG Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA $24.27
LOWELL L HART Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $17.99
LUIS A CARRASCOSA Allopathic & Osteopathic Physicians|Radiology|Therapeutic Radiology FL $21.87
LUIS A PADILLA PAZ Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NM $22.89
LUIS G SEPULVEDA-MALDONADO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PR $16.36
LUIS J SANTOS REYES Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology PR $64.20
LUIS T CAMPOS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $18.94
LUIS VACCARELLO Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OH $15.20
LUKE P DREISBACH Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $27.75
LUTE GEORGE OAS Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology TX $116.91
LUZVIMINDA M DORSETT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $14.13
LYDIA DZ-YUN CHOW Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $116.61
LYDIA LEE CHOU Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $17.06
LYNDA D ROMAN Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $60.62
LYNDSAY J WILLMOTT Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology AZ $12,112.54
LYNN D KOWALSKI Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NV $25.74
M MUFADDAL HAMADEH Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IL $20.20
MACKENZIE WILLIAMSON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL $122.40
MACY DUONG Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $22.24
MADALYN BROWNLEE Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant IN $20.20
MADELINE A BROWN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner ME $65.89
MADELINE BURGOS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner DE $120.00
MADELYN ROSE DUTY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $28.08
MADHURI YALAMANCHILI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NY $31.59
MAE ZAKHOUR Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology MI $70.47
MAEN HUSSEIN Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $27.82
MAGDA E MELCHERT Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $28.77
MAGGIE CHU-CHAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NY $22.27
MAHDI TAHA Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $23.28
MAHENDER REDDY YELLU Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $73.77
MAHER DAKROUB Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $47.47
MAHMOUD K MAHAFZAH Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IL $16.29
MAI UYEN THI DO Nursing Service Providers|Registered Nurse CA $28.92
MAITHILI V RAO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $28.77
MAJD CHAHIN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $15.35
MAJD ISSA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology VA $27.65
MALAIKA W AMNEUS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecology CA $71.47
MALCOLM STRACHAN ROSS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NC $116.76
MALLORIE EMORY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner ND $20.30
MALLORY LIT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health NY $107.45
MALLORY M CADDELL Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family OH $27.22
MAMTA TARAK CHOKSI Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $7,742.44
MANUEL F ROSADO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IL $14.19
MARC T NUTTALL Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology UT $31.64
MARCIA AMELIA CICCONE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology CA $142.39
MARCIA HERNANDEZ Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NJ $18.12