Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · PY2019–2025 Search official records Methodology

Spectrum Pharmaceuticals Inc.

1,774 providers listed $362,984.22 reported 3,031 records General Payments

General Payments reported — all loaded program years

$362,984.22

  • 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.

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

Program yearReportedRecordsProviders
PY2019 $147,009.54 459 267
PY2023 $157,647.49 893 657
PY2024 $26,314.11 746 571
PY2025 $32,013.08 933 744

By recipient specialty (25 shown)

Sorted by reported total.

SpecialtyReportedRecordsProviders
Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology $202,478.38 1,304 716
Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology $65,115.05 364 179
Allopathic & Osteopathic Physicians|Internal Medicine $45,654.43 62 31
Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology $11,327.61 59 23
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family $8,094.69 365 228
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner $4,050.86 188 122
Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology $3,959.40 4 4
Allopathic & Osteopathic Physicians|Internal Medicine|Transplant Hepatology $3,930.00 3 3
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant $2,622.68 124 89
Allopathic & Osteopathic Physicians|Internal Medicine|Hepatology $2,620.00 1 1
Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology $1,958.25 97 71
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care $1,305.49 58 29
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health $1,293.61 67 46
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical $906.91 45 32
Allopathic & Osteopathic Physicians|Dermatology $820.24 3 3
Allopathic & Osteopathic Physicians|Internal Medicine|Hematology $594.25 27 20
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology $334.55 16 10
Allopathic & Osteopathic Physicians|Family Medicine $267.62 13 10
Allopathic & Osteopathic Physicians|Radiology|Diagnostic Radiology $233.78 11 8
Allopathic & Osteopathic Physicians|Hospitalist $214.25 7 5
Allopathic & Osteopathic Physicians|Surgery|Surgical Oncology $167.35 9 9
Allopathic & Osteopathic Physicians|Surgery $145.49 7 7
Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Hematology-Oncology $130.61 5 3
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care $127.11 6 5
Allopathic & Osteopathic Physicians|Pathology|Blood Banking & Transfusion Medicine $124.34 1 1

Providers listed (1,774)

Sorted by name. Sort by amount instead

ProviderSpecialtyStateReported by this company
RHONDA S CAMPBELL Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant TX $24.89
RICHARD DAVID DRAKE Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology TX $124.29
RICHARD F MCDONOUGH Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $15.35
RICHARD J CASSIDY Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology FL $15.41
RICHARD LAM CA $19.89
RICHARD M SCHUMAN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $22.88
RICHARD ORLOWSKI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NC $54.22
RICHARD S HOFFMAN Allopathic & Osteopathic Physicians|Internal Medicine VA $13.94
RICHARDS A AFONJA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $20.07
RICKEY C MYHAND Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology KY $32.01
RINA K PATEL Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology FL $29.17
RITA GUPTA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $20.53
RIZWAN DANISH Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MI $33.37
ROBERT A HAVARD Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology CA $16.55
ROBERT A MOSS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $24.42
ROBERT AMJAD ALI Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NM $20.03
ROBERT CODY Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology OH $29.95
ROBERT D PFEFFER Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology WA $12.98
ROBERT E REYNOLDS Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology OK $29.23
ROBERT F TASSAN Allopathic & Osteopathic Physicians|Internal Medicine|Hematology NJ $24.49
ROBERT JOSEPH COLLINS Allopathic & Osteopathic Physicians|Internal Medicine SC $17.57
ROBERT KANTOR Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CO $32.78
ROBERT LEMON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $94.83
ROBERT M GELFAND Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NY $20.31
ROBERT MULDOON Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology AR $31.98
ROBERT REILLY Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $14.85
ROBERT V HIGGINS Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology GA $26.94
ROBERT W DAVIS Allopathic & Osteopathic Physicians|Internal Medicine OR $16.82
ROBYN R YOUNG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $22.43
ROHIT KAPOOR Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology TX $22.72
ROLANDO L JIMENEZ Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PR $39.02
ROMAN L KLEYNBERG Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $42.88
RONALD DWAYNE DELRIE Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MS $32.10
RONALD L DRENGLER Allopathic & Osteopathic Physicians|Internal Medicine|Medical Oncology TX $14.86
RONALD L SWAAB Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology PA $38.83
RONALD W MILLER Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $14.87
ROOPA GUPTA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $42.48
ROSA ANTONELLA ALTAMIRANO Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant FL $20.32
ROSALYN M MORRELL Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology TX $30.38
ROXANA RAMOS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family PA $37.76
ROXY L SHORTRIDGE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner TN $25.97
ROY TIMOTHY WEBB Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology AR $72.14
RUBY HANNA Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NJ $15.71
RUEMU E BIRHIRAY Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IN $750.00
RUSSELL P GOLLARD Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology NV $24.24
RYAN A GONZALES Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology IN $86.15
RYAN LEE CAIN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant OR $19.85
SABINA R WALLACH Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology CA $22.15
SABRINA S ROBINSON ANTOINE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MD $42.17
SADAF TAIMUR Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology MD $20.50