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 |
|---|---|---|---|
| RICHARD Y CHANG | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | OH | 1 |
| RICKY TONG | Allopathic & Osteopathic Physicians|Radiology|Vascular & Interventional Radiology | PA | 1 |
| RIMA PARALKAR LINVILLE | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | TX | 3 |
| RINA K PATEL | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | 1 |
| RIOLIZ RAGASA WEAVER | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | OK | 1 |
| RISHI PATEL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | AL | 1 |
| ROBERT A AVERY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | AL | 1 |
| ROBERT A HAVARD | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | CA | 1 |
| ROBERT C FRAZIER | Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology | MO | 1 |
| ROBERT JOHN MARCH | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NY | 1 |
| ROBERT L ROBLES | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| ROBERT LOUIS COLEMAN | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | TX | 5 |
| ROBERT M GELFAND | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NY | 1 |
| ROBERT M ORE | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | WA | 1 |
| ROBERT NAGOURNEY | — | CA | 2 |
| ROBERT REILLY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | PA | 1 |
| ROBERT T MORRIS | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | MI | 53 |
| ROBERT W WEAVER | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | 4 |
| ROBERT WENDEL NAUMANN | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | NC | 1 |
| ROBERTO F MARTINEZ | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NY | 1 |
| ROBERTO MONTOYA BARRAZA | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IL | 1 |
| ROBIN A LACOUR | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | CO | 1 |
| ROBIN SCOTT DIBIASE | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | CA | 2 |
| ROCHELE SPIRES | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | GA | 1 |
| RODNEY A BEATY | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | CA | 1 |
| RODNEY P ROCCONI | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | MS | 8 |
| ROGER D ROSENSTOCK | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | FL | 1 |
| ROGER M LYONS | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology | TX | 1 |
| ROISIN E OCEARBHAILL | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | NY | 1 |
| RONALD DALE LEBLANC | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | LA | 1 |
| RONALD SHADE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IL | 1 |
| RONALD TANG | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 6 |
| ROOPA GUPTA | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | MD | 1 |
| ROSA A GUERRA | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | TX | 1 |
| ROSA ESPINOSA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | FL | 3 |
| ROSA MILLER POLAN | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | GA | 2 |
| ROSS E KERNS | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | TN | 1 |
| ROXANA RODRIGUEZ | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology | FL | 1 |
| ROZINA A CHOWDHERY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IN | 1 |
| RUBEN A SAEZ | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | TX | 1 |
| RUBINA RATNAPARKHI | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology | IL | 1 |
| RUCHI GARG | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | GA | 30 |
| RUFINA P MIEL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 2 |
| RUSSELL J SCHILDER | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | PA | 1 |
| RUTH R SARMIENTO | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | GA | 1 |
| RYAN CHASE SPERL | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | TX | 1 |
| RYAN KOCH | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | AR | 1 |
| S MARIE BELL HAMILTON | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | TN | 1 |
| SABIHA PASHA | Allopathic & Osteopathic Physicians|Internal Medicine | CA | 1 |
| SABINA SHAY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | PA | 3 |