Spectrum Pharmaceuticals Inc.
1,774 providers listed 3,031 records General Payments
General Payments — all loaded program years
- Category: General Payments
- Program years: 2019, 2023, 2024, 2025
- Record count: 3,031
- Providers listed: 1,774
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 |
|---|---|---|---|---|
| PY2019 | $147,009.54 | 459 | 267 | This company in PY2019 → |
| PY2023 | $157,647.49 | 893 | 657 | This company in PY2023 → |
| PY2024 | $26,314.11 | 746 | 571 | This company in PY2024 → |
| PY2025 | $32,013.08 | 933 | 744 | This company in PY2025 → |
By recipient specialty (70)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 46 specialties 1,146 providers
- Anesthesiology 3
- Anesthesiology · Pediatric Anesthesiology 1
- Colon & Rectal Surgery 1
- Dermatology 3
- Emergency Medicine 2
- Family Medicine 10
- Family Medicine · Adult Medicine 1
- Hospitalist 5
- Internal Medicine 31
- Internal Medicine · Cardiovascular Disease 2
- Internal Medicine · Endocrinology, Diabetes & Metabolism 3
- Internal Medicine · Gastroenterology 4
- Internal Medicine · Geriatric Medicine 1
- Internal Medicine · Hematology 20
- Internal Medicine · Hematology & Oncology 716
- Internal Medicine · Hepatology 1
- Internal Medicine · Hospice and Palliative Medicine 2
- Internal Medicine · Medical Oncology 179
- Internal Medicine · Nephrology 1
- Internal Medicine · Rheumatology 4
- Internal Medicine · Transplant Hepatology 3
- Obstetrics & Gynecology 2
- Obstetrics & Gynecology · Gynecologic Oncology 23
- Obstetrics & Gynecology · Gynecology 2
- Orthopaedic Surgery 1
- Pathology · Anatomic Pathology 1
- Pathology · Anatomic Pathology & Clinical Pathology 4
- Pathology · Blood Banking & Transfusion Medicine 1
- Pathology · Clinical Pathology 1
- Pathology · Clinical Pathology/Laboratory Medicine 1
- Pathology · Pediatric Pathology 1
- Pediatrics 2
- Pediatrics · Neonatal-Perinatal Medicine 1
- Pediatrics · Pediatric Hematology-Oncology 3
- Physical Medicine & Rehabilitation 1
- Physical Medicine & Rehabilitation · Hospice and Palliative Medicine 1
- Physical Medicine & Rehabilitation · Pain Medicine 1
- Psychiatry & Neurology · Neurology 2
- Psychiatry & Neurology · Psychiatry 2
- Radiology · Diagnostic Radiology 8
- Radiology · Neuroradiology 2
- Radiology · Radiation Oncology 71
- Radiology · Therapeutic Radiology 3
- Surgery 7
- Surgery · Surgical Oncology 9
- Urology 3
Chiropractic Providers 1 specialty 1 providers
Dental Providers 1 specialty 1 providers
Eye and Vision Services Providers 1 specialty 1 providers
Nursing Service Providers 2 specialties 3 providers
Physician Assistants & Advanced Practice Nursing Providers 19 specialties 577 providers
- Advanced Practice Midwife 1
- Clinical Nurse Specialist 1
- Clinical Nurse Specialist · Family Health 1
- Clinical Nurse Specialist · Neuroscience 1
- Clinical Nurse Specialist · Oncology 1
- Nurse Anesthetist, Certified Registered 1
- Nurse Practitioner 122
- Nurse Practitioner · Acute Care 29
- Nurse Practitioner · Adult Health 46
- Nurse Practitioner · Community Health 1
- Nurse Practitioner · Family 228
- Nurse Practitioner · Gerontology 10
- Nurse Practitioner · Pediatrics 2
- Nurse Practitioner · Primary Care 5
- Nurse Practitioner · Psychiatric/Mental Health 1
- Nurse Practitioner · Women's Health 3
- Physician Assistant 89
- Physician Assistant · Medical 32
- Physician Assistant · Surgical 3
Providers listed (1,774)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| DARREN SIGAL | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | CA | 1 |
| DARSHAN RAJENDRA PATEL | Allopathic & Osteopathic Physicians|Radiology|Diagnostic Radiology | PA | 1 |
| DAVID A ROSS | Allopathic & Osteopathic Physicians|Family Medicine | FL | 1 |
| DAVID ALAN RIZZIERI | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | NC | 5 |
| DAVID B SANFORD | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | TX | 2 |
| DAVID BRYANT | Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology | KS | 2 |
| DAVID C MOLTHROP | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | FL | 1 |
| DAVID CHAN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| DAVID CHANDLER DALE | Allopathic & Osteopathic Physicians|Internal Medicine | WA | 10 |
| DAVID E YOUNG | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 2 |
| DAVID J MOONEY | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | AL | 3 |
| DAVID KANAMORI | — | CA | 1 |
| DAVID L HINTON | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | AL | 1 |
| DAVID M ELLISON | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | SC | 2 |
| DAVID M ZIMMERMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | IN | 1 |
| DAVID MANN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | FL | 1 |
| DAVID MICHAEL BURTZO | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| DAVID N OUBRE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | LA | 2 |
| DAVID R SQUIRES | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | GA | 1 |
| DAVID REIS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | CA | 1 |
| DAVID TAMURA | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | HI | 3 |
| DAVID TIMOTHY POWELL | Allopathic & Osteopathic Physicians|Radiology|Neuroradiology | SC | 3 |
| DAVID TREVARTHEN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | WA | 1 |
| DAVID Y KAHN | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | AZ | 4 |
| DAWN BYERS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | GA | 1 |
| DAWN H ROQUE | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | 1 |
| DAWN M DRURY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | MD | 1 |
| DAYA SHARMA | Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology | MD | 6 |
| DEBORAH L HEWITT | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | FL | 2 |
| DEBORAH SMITH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | LA | 3 |
| DEBRA GRINER | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | WY | 2 |
| DEE ANN GUY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | AL | 1 |
| DEEPAK DHAWAN | Allopathic & Osteopathic Physicians|Internal Medicine | CA | 1 |
| DEEPNA DEEPAK JAISWAL | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | TX | 2 |
| DEEPNARAYAN TIWARRI | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | MD | 5 |
| DEEPTHI BUSAYAVALASA | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | MO | 1 |
| DENISE K HOGAN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | NC | 1 |
| DENISE R GOOCH | Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology | MD | 1 |
| DENISE WILSON GREENE | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | NC | 1 |
| DENNIS F MOORE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | KS | 2 |
| DENNIS HILLIARD | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| DEREK A LAFONT | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | GA | 3 |
| DERRICK SU | — | CA | 2 |
| DESIREE D WRIGHT | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | TN | 1 |
| DEVAKI SIVA | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | FL | 1 |
| DEVINDER SINGH | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | AZ | 1 |
| DEVON S MCKENZIE | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | NJ | 1 |
| DHEERAJ KODALI | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 1 |
| DIANA REYES MACIAS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | AR | 1 |
| DIANA SUPERFIN | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 9 |