ImmunoGen, Inc.
1,930 providers listed 3,344 records General Payments
General Payments — all loaded program years
- 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.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included. Each figure is labeled with its category and program year; categories are never combined.
By program year
| Program year | Reported | Records | Providers | Detail |
|---|---|---|---|---|
| PY2023 | $1,213,399.39 | 2,914 | 1,726 | This company in PY2023 → |
| PY2024 | $95,684.79 | 430 | 384 | This company in PY2024 → |
By recipient specialty (55)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 35 specialties 1,130 providers
- Anesthesiology 1
- Colon & Rectal Surgery 2
- Emergency Medicine 1
- Family Medicine 4
- Hospitalist 3
- Internal Medicine 32
- Internal Medicine · Cardiovascular Disease 1
- Internal Medicine · Gastroenterology 1
- Internal Medicine · Hematology 13
- Internal Medicine · Hematology & Oncology 503
- Internal Medicine · Medical Oncology 149
- Internal Medicine · Pulmonary Disease 2
- Obstetrics & Gynecology 53
- Obstetrics & Gynecology · Gynecologic Oncology 282
- Obstetrics & Gynecology · Gynecology 5
- Obstetrics & Gynecology · Urogynecology and Reconstructive Pelvic Surgery 2
- Ophthalmology 10
- Ophthalmology · Cornea and External Diseases Specialist 5
- Ophthalmology · Retina Specialist 1
- Pathology · Anatomic Pathology 2
- Pathology · Anatomic Pathology & Clinical Pathology 2
- Pediatrics 2
- Pediatrics · Pediatric Hematology-Oncology 2
- Physical Medicine & Rehabilitation 1
- Psychiatry & Neurology · Neurology 1
- Psychiatry & Neurology · Psychiatry 2
- Radiology · Diagnostic Radiology 2
- Radiology · Diagnostic Ultrasound 1
- Radiology · Neuroradiology 1
- Radiology · Radiation Oncology 27
- Radiology · Therapeutic Radiology 3
- Radiology · Vascular & Interventional Radiology 2
- Surgery 5
- Surgery · Surgical Oncology 6
- Thoracic Surgery (Cardiothoracic Vascular Surgery) 1
Eye and Vision Services Providers 3 specialties 25 providers
Nursing Service Providers 1 specialty 2 providers
Physician Assistants & Advanced Practice Nursing Providers 16 specialties 742 providers
- Clinical Nurse Specialist · Acute Care 1
- Clinical Nurse Specialist · Adult Health 1
- Clinical Nurse Specialist · Neuroscience 1
- Clinical Nurse Specialist · Oncology 7
- Nurse Practitioner 192
- Nurse Practitioner · Acute Care 27
- Nurse Practitioner · Adult Health 48
- Nurse Practitioner · Family 206
- Nurse Practitioner · Gerontology 28
- Nurse Practitioner · Obstetrics & Gynecology 5
- Nurse Practitioner · Primary Care 8
- Nurse Practitioner · Psychiatric/Mental Health 3
- Nurse Practitioner · Women's Health 36
- Physician Assistant 132
- Physician Assistant · Medical 29
- Physician Assistant · Surgical 18
Providers listed (1,930)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| MARCUS K WELDON | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | GA | 1 |
| MARCY L CANARY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NY | 2 |
| MARGARET A DEROSA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | MD | 1 |
| MARGARET M GREGUS | Physician Assistants & Advanced Practice Nursing Providers|Clinical Nurse Specialist|Oncology | IL | 1 |
| MARGARETTE R RECALDE | Eye and Vision Services Providers|Optometrist | CA | 1 |
| MARGYNEE O PEREZ-TAVAREZ | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | 1 |
| MARIA A BERUMEN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | 1 |
| MARIA A CORREA | Allopathic & Osteopathic Physicians|Internal Medicine | PR | 2 |
| MARIA B SCHIAVONE FORLENZA | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | NJ | 2 |
| MARIA D NAVAR | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | 2 |
| MARIA E PEREZ GRAU | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | PR | 2 |
| MARIA L MARRERO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | IN | 1 |
| MARIA MAGDALENA COLTA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | IL | 1 |
| MARIA MARRERO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | IN | 1 |
| MARIA S GADDY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | GA | 2 |
| MARIA T AMPUDIA | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | CA | 1 |
| MARIA VICTORIA C YOES | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | 1 |
| MARIAM M AL HILLI | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | OH | 3 |
| MARIAN SYMMES JOHNSON | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | GA | 1 |
| MARIANNE HOM-TEDLA | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | PA | 2 |
| MARIETA BRANIS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | NJ | 1 |
| MARILYN HUANG | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | VA | 3 |
| MARINA LEBRUN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | FL | 1 |
| MARINELY CRUZ -AMY | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | 1 |
| MARIO CURTI | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| MARIO M LEITAO | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | NY | 1 |
| MARISA BUONANNO-HAMRAH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health | NJ | 1 |
| MARISA GHOLSON | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | WA | 1 |
| MARISOL L OCAMPO | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | 1 |
| MARIUXI ALEXANDRA VITERI MALONE | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | 2 |
| MARK ABATE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| MARK ANDREW MILLER | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | SC | 2 |
| MARK BOROWSKY | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | DE | 2 |
| MARK DELEON | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | FL | 1 |
| MARK EDMUND THOMPSON | Allopathic & Osteopathic Physicians|Radiology|Therapeutic Radiology | FL | 1 |
| MARK GEORGE CARMICHAEL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 2 |
| MARK LEWIS | — | FL | 1 |
| MARK LOUIS SEGAL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | OH | 1 |
| MARK PHILIP DIAMOND | Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology | MD | 1 |
| MARK REED | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | TN | 1 |
| MARK SHAHRAM SHAHIN | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | PA | 23 |
| MARLON B KLEINMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IL | 1 |
| MARTIN JOSEPH HESLIN | Allopathic & Osteopathic Physicians|Surgery|Surgical Oncology | AL | 1 |
| MARTIN MARTINO | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | FL | 2 |
| MARY ANGELYN CLARK | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | 1 |
| MARY BYRNE WELCH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | 1 |
| MARY C SIROR | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | GA | 1 |
| MARY C TANNER | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | HI | 1 |
| MARY E KNOTTS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | IN | 1 |
| MARY GWENDOLYN ALUMISIN ELGINCOLIN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | 1 |