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
By recipient specialty (25 shown)
Sorted by reported total.
Providers listed (1,930)
Sorted by name. Sort by amount instead
| Provider | Specialty | State | Reported by this company |
|---|---|---|---|
| MARCUS K WELDON | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | GA | $26.81 |
| MARCY L CANARY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NY | $35.89 |
| MARGARET A DEROSA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | MD | $24.36 |
| MARGARET M GREGUS | Physician Assistants & Advanced Practice Nursing Providers|Clinical Nurse Specialist|Oncology | IL | $18.00 |
| MARGARETTE R RECALDE | Eye and Vision Services Providers|Optometrist | CA | $124.99 |
| MARGYNEE O PEREZ-TAVAREZ | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | $28.89 |
| MARIA A BERUMEN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | $23.69 |
| MARIA A CORREA | Allopathic & Osteopathic Physicians|Internal Medicine | PR | $1,254.28 |
| MARIA B SCHIAVONE FORLENZA | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | NJ | $29.28 |
| MARIA D NAVAR | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | $53.64 |
| MARIA E PEREZ GRAU | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | PR | $41.75 |
| MARIA L MARRERO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | IN | $20.20 |
| MARIA MAGDALENA COLTA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | IL | $19.78 |
| MARIA MARRERO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | IN | $125.00 |
| MARIA S GADDY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | GA | $47.20 |
| MARIA T AMPUDIA | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | CA | $18.15 |
| MARIA VICTORIA C YOES | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | $116.91 |
| MARIAM M AL HILLI | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | OH | $286.02 |
| MARIAN SYMMES JOHNSON | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | GA | $117.57 |
| MARIANNE HOM-TEDLA | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | PA | $52.92 |
| MARIETA BRANIS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | NJ | $13.71 |
| MARILYN HUANG | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | VA | $1,593.69 |
| MARINA LEBRUN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | FL | $23.97 |
| MARINELY CRUZ -AMY | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | $24.24 |
| MARIO CURTI | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | $23.82 |
| MARIO M LEITAO | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | NY | $124.39 |
| MARISA BUONANNO-HAMRAH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health | NJ | $13.81 |
| MARISA GHOLSON | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | WA | $106.85 |
| MARISOL L OCAMPO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | $105.98 |
| MARIUXI ALEXANDRA VITERI MALONE | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | $50.03 |
| MARK ABATE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | $101.36 |
| MARK ANDREW MILLER | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | SC | $56.11 |
| MARK BOROWSKY | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | DE | $27.55 |
| MARK DELEON | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | FL | $22.28 |
| MARK EDMUND THOMPSON | Allopathic & Osteopathic Physicians|Radiology|Therapeutic Radiology | FL | $20.30 |
| MARK GEORGE CARMICHAEL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | $56.29 |
| MARK LEWIS | — | FL | $23.97 |
| MARK LOUIS SEGAL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | OH | $15.20 |
| MARK PHILIP DIAMOND | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MD | $26.10 |
| MARK REED | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | TN | $20.23 |
| MARK SHAHRAM SHAHIN | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | PA | $19,632.72 |
| MARLON B KLEINMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IL | $21.01 |
| MARTIN JOSEPH HESLIN | Allopathic & Osteopathic Physicians|Surgery|Surgical Oncology | AL | $16.39 |
| MARTIN MARTINO | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | FL | $233.40 |
| MARY ANGELYN CLARK | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | $24.40 |
| MARY BYRNE WELCH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | $27.88 |
| MARY C SIROR | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | GA | $22.04 |
| MARY C TANNER | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | HI | $72.14 |
| MARY E KNOTTS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | IN | $17.12 |
| MARY GWENDOLYN ALUMISIN ELGINCOLIN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | $25.48 |