Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 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
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. 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 2018–2024, 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 $475,257.41 923 281
Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology $92,492.45 693 500
Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology $60,641.28 214 147
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family $21,805.75 324 207
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health $20,923.13 104 36
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner $14,843.38 279 192
Allopathic & Osteopathic Physicians|Obstetrics & Gynecology $14,316.88 77 55
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant $10,392.73 201 132
Allopathic & Osteopathic Physicians|Family Medicine $6,997.68 6 5
Eye and Vision Services Providers|Optometrist $6,620.07 36 23
Allopathic & Osteopathic Physicians|Internal Medicine $6,076.83 42 35
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 $1,321.00 34 27
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care $1,266.96 39 28
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
DAN-ARIN SILASI Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology MO $4,284.05
DANA D JONES Allopathic & Osteopathic Physicians|Obstetrics & Gynecology TN $126.00
DANA L DEMOSS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health TN $120.59
DANA MEREDITH CHASE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $10,557.59
DANA PARRISH BRANCHETTI Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner GA $22.04
DANA TOLMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $31.09
DANIEL BIH-CHEN HUANG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $69.51
DANIEL EPSHTEIN Eye and Vision Services Providers|Optometrist NY $817.00
DANIEL GREENWALD Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $101.36
DANIEL J DEANGELO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MA $2,940.00
DANIEL LEBOVIC Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $28.80
DANIEL LEONARD BOWERS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $23.27
DANIEL STEWART METZINGER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology KY $86.33
DANIEL WILLIAM SONNENBURG Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology IN $28.53
DANIELLE C MODLO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care OH $175.83
DANIELLE GARGALIANOS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care OH $118.75
DARIO R ROQUE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology IL $127.48
DARLENE PAGUIO Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CA $95.26
DARQUITA MARANDO LOYD Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner GA $22.98
DARWIN ASHBAKER Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease MD $23.87
DAVID BRYAN ENGLE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TN $55.15
DAVID C DOSIK Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NY $12.71
DAVID DOUGLAS SHEPARD Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology GA $20.93
DAVID G GROSS Allopathic & Osteopathic Physicians|Ophthalmology IN $16.79
DAVID GAY MORRISON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology LA $23.37
DAVID JAMES Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry CA $18.81
DAVID KANAMORI CA $52.23
DAVID M BORUTA Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TX $63.33
DAVID M KAHN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology FL $135.31
DAVID M OMALLEY Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OH $4,692.18
DAVID M SPECTOR Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology IL $18.38
DAVID MEDINA Allopathic & Osteopathic Physicians|Radiology|Vascular & Interventional Radiology AZ $125.00
DAVID O HOLTZ Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology PA $52.92
DAVID P MASIELLO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $21.14
DAVID R BRYSON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $89.38
DAVID S MILLER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TX $225.50
DAVID SOMMERHALDER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $124.99
DAVID W CHIA Allopathic & Osteopathic Physicians|Ophthalmology CA $136.14
DAVID Z DREW Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology FL $22.55
DAWN M KUNZ Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family IL $17.30
DAYA SHARMA Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology MD $25.37
DEA KURTOVIC Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health CA $27.88
DEAN PARK Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $23.27
DEANNA G HOPKINS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology TN $26.40
DEANNA GLASSMAN Allopathic & Osteopathic Physicians|Obstetrics & Gynecology WA $63.33
DEANNA M BIANCHINI Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical PA $28.88
DEBORAH GREENGRASS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $13.81
DEBORAH J GRAF Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner TN $22.77
DEBORAH L HEWITT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $18.51
DEBRA L RICHARDSON Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OK $2,270.99