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
LAVANYA H PALAVALLI PARSONS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology TX $132.78
LAWRENCE EDWARD FOOTE Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $26.80
LAXMI SUDARSHAN IYER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $40.78
LEA ANNE MOUKARZEL Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology PA $124.63
LEANDRA BERRIOS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner FL $97.76
LEDA GATTOC Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology GA $42.94
LEIGH ANNE DAY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family GA $24.28
LEILA LIU-NGUYEN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health NY $13.71
LEILY SANTOS CARRION Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $114.69
LELAND DUER POWELL Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $29.21
LEO E ORR Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $91.93
LEONARDO FORERO Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology TX $17.38
LESLIE C VERUCCI Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health DE $120.00
LESLIE E KATHMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NE $23.79
LESLIE MICHELLE RANDALL Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology VA $3,521.91
LESLIE NICOLE GUTIERREZ Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care TX $129.32
LI LISA GE Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $79.99
LIANA MAKARIAN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MO $18.13
LIAWATY HO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NV $22.90
LILIANA BUSTAMANTE Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $31.54
LILIYA KYRYCHENKO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family GA $24.31
LIN SOE Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $32.26
LINDA A JAGER Allopathic & Osteopathic Physicians|Family Medicine IA $13.69
LINDA HENDRICKS GA $79.94
LINDA J BUCK Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health CA $38.00
LINDA LOU DUNZIK Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical FL $20.41
LINDA M SMILEY Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TN $1,279.23
LINDA P MACFARLANE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health OH $114.30
LINDSAY B HASSELWANDER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology KS $186.60
LINDSAY BRUBAKER Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CO $32.50
LINDSAY E FORD Allopathic & Osteopathic Physicians|Internal Medicine LA $14.10
LINDSAY R BIAS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family WV $49.50
LINDSEY M CHARO Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology CA $28.12
LINDSEY M KOHLER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner MI $20.41
LINETTE L BUSTILLO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Psychiatric/Mental Health FL $27.26
LING MA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CO $277.73
LISA ARMAO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NY $521.38
LISA DIANNE HINEMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health CA $66.37
LISA JOYCE ROUSON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $14.09
LISA M NEUENFELDT Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $17.68
LISA MARIE ULMER Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical PA $28.88
LISA MICHELLE FLORES-ROSAS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner TX $31.53
LISA MICHELLE LANDRUM Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology IN $20.18
LISA STEINBERG Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TN $13.19
LISSA MCCLENDON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical TX $145.17
LIUDMILA SCHAFER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $43.10
LIZA CHEN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CA $29.14
LOGAN BLANKENSHIP Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology FL $22.10
LOK YUN LOUISE SIN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner WA $74.59
LOLITA A ASHWOOD Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX $90.13