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
MERLA PURAY Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $24.37
MERLYN M MCDONALD Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $133.72
MERRILL K SHUM Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $52.28
MIA WONG Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $47.59
MICAEL LOPEZ-ACEVEDO Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology PR $3,963.31
MICHAEL A SCHIANO Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology WV $70.99
MICHAEL A SCOLA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $154.09
MICHAEL B RAIZMAN Allopathic & Osteopathic Physicians|Ophthalmology MA $916.78
MICHAEL E CARNEY Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology HI $72.14
MICHAEL E KASPER Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology FL $22.04
MICHAEL G RAYMOND Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $124.98
MICHAEL H YEN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $29.66
MICHAEL HUY KHIEM NGUYEN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $44.97
MICHAEL J SUNDBORG Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NC $28.68
MICHAEL L PIRICS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology TX $20.78
MICHAEL L SEIGLE Allopathic & Osteopathic Physicians|Ophthalmology IL $17.82
MICHAEL M GARCIA Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology AL $23.51
MICHAEL MAROULES Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $13.96
MICHAEL P DEL ROSARIO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $48.04
MICHAEL S CHUNG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $20.52
MICHAEL SANDON HUMENIUK Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $22.53
MICHAEL T MCHALE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $2,181.04
MICHAEL TOBONI Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology AL $15.58
MICHAEL TYLER SCOTT Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology FL $30.65
MICHAEL ULM Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TN $138.88
MICHAEL W MESHAD Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology AL $24.63
MICHAELA ONSTAD GRINSFELDER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology TX $94.86
MICHELE INNOCENT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $47.07
MICHELLE A BOCK Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner IN $23.40
MICHELLE A GLASGOW Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology GA $22.71
MICHELLE ANDREA VON DER HEYDE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Psychiatric/Mental Health FL $28.34
MICHELLE EL-HAJJAOUI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $25.69
MICHELLE K STONE Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical CA $136.14
MICHELLE MCCLOSKY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health FL $224.47
MICHELLE ROGERS Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical NJ $29.28
MICHELLE S GONZALEZ Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner TX $31.53
MICHELLE SANFORD Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology AL $24.63
MICHELLE SON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical CA $23.95
MICHELLE THACKER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner IL $26.24
MIERLYN YVONNE TOLEDO Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL $18.86
MIGUEL ANGEL QUIRCH Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $50.80
MIGUEL ARANEO Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $29.49
MIGUEL C RISCO Allopathic & Osteopathic Physicians|Internal Medicine CA $29.95
MIHAE SONG Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $24.27
MIKE CUSNIR Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology FL $24.78
MILE BRUJIC Eye and Vision Services Providers|Optometrist OH $1,299.55
MIN YAN Allopathic & Osteopathic Physicians|Internal Medicine CA $25.20
MINAXI JHAWER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $14.41
MINCH K FONG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $27.93
MING CHARLES LI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $27.93