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
BRETT MICHAEL GRIEB Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NE $19.27
BRETT ROBERT BARLOW Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology AL $21.33
BRIAN ASHLEY SHERMAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family AL $25.14
BRIAN BAKSA Allopathic & Osteopathic Physicians|Hospitalist NJ $21.13
BRIAN CHOI CA $20.76
BRIAN E PERSING Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology MS $32.49
BRIAN H KIM Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $14.41
BRIAN JOHN LEBERTHON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $69.75
BRIAN K ADLER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology AL $24.73
BRIAN KENT ULRICH Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology TX $27.48
BRIAN M SLOMOVITZ Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology FL $1,662.34
BRIAN MICHAEL LINGERFELT Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology SC $21.26
BRIAN T BURGESS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology NC $28.68
BRIDGET L GRIFFIN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family OH $118.75
BRIDGITTE L JACKSON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family GA $20.61
BRITNI R BROWNING Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant AK $16.06
BRITTANY FRANKHOUSER SMITH Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner GA $14.58
BRITTANY GEHM Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $29.06
BRITTANY GOODMAN CRAIG Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant MO $14.15
BRITTANY H CASE Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology AL $17.03
BRITTANY SERFATY Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL $22.55
BRITTNEE N ARRIGO Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NE $21.70
BRITTNEY ATHERAS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NJ $27.87
BRITTNEY NICOLE SHIREY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA $69.95
BROOKE A PIERSON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant IL $34.20
BROOKE ELIZABETH HOWITT Allopathic & Osteopathic Physicians|Pathology|Anatomic Pathology & Clinical Pathology CA $750.00
BROOKE ESTEVES Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology MI $44.73
BROOKE K ATTAWAY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family GA $18.77
BROOKE LINDSAY HOMAN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical PA $124.99
BRUCE G GERSHENHORN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IL $44.73
BRYAN CHIH CHANG LIN Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology TX $124.99
BUSHRA HAQ Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $83.55
CAITLYN MICHALSKI HARRELSON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL $19.84
CALEY CRANFORD ALLEN Nursing Service Providers|Registered Nurse GA $18.77
CALLIE ELIZABETH HEILIG Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $17.68
CALVIN ABRO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MI $17.11
CAMERON FISHER Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CA $51.07
CAMILLE CATHERINE JACKSON Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology OK $21.88
CANDACE LYNN MIRTO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $29.49
CANDICE BERTSCH Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family AL $25.14
CANDISE ANN LOVE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care MI $20.51
CANDY R URIBE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $20.92
CARL B EDWARDS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology AR $23.93
CARL T HENNINGSON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $27.87
CARL TAHN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology FL $13.75
CARLA ANGELICA RANGEL Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX $17.38
CARLA CHRISTO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family FL $15.40
CARLOS RIVERA Allopathic & Osteopathic Physicians|Internal Medicine PR $16.54
CAROL L KARP Allopathic & Osteopathic Physicians|Ophthalmology FL $1,126.78
CAROLINE ANNETTE RIVERA OLOMO Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PR $143.83