Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published PY2022–2024 Search official records Methodology

Amphastar Pharmaceuticals, Inc.

1,440 providers listed $60,303.56 reported 2,410 records General Payments

General Payments reported — all loaded program years

$60,303.56

  • Category: General Payments
  • Program years: 2022, 2023, 2024
  • Record count: 2,410
  • Providers listed: 1,440

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How this figure is calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. 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 2018–2024, General Payments only. Each figure is labeled with its category and program year; categories are never combined.

By program year

Program yearReportedRecordsProviders
PY2022 $650.00 1 1
PY2023 $18,317.68 248 225
PY2024 $41,335.88 2,161 1,339

By recipient specialty (25 shown)

Sorted by reported total.

SpecialtyReportedRecordsProviders
Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism $17,208.87 931 497
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical $15,628.26 80 39
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family $6,733.95 361 221
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant $3,331.92 156 95
Allopathic & Osteopathic Physicians|Internal Medicine $3,291.03 153 115
Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology $2,707.51 143 74
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner $2,689.06 139 84
Allopathic & Osteopathic Physicians|Family Medicine $2,198.87 120 81
Allopathic & Osteopathic Physicians|Pediatrics $1,112.62 57 41
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics $991.43 53 33
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health $680.16 38 26
Allopathic & Osteopathic Physicians|Otolaryngology $650.00 1 1
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care $524.18 29 19
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care $226.41 14 9
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology $178.77 11 7
Allopathic & Osteopathic Physicians|Hospitalist $161.88 9 7
Allopathic & Osteopathic Physicians|General Practice $115.83 6 6
Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease $108.13 6 3
Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Gastroenterology $87.18 5 5
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical $55.20 3 2
Allopathic & Osteopathic Physicians|Pediatrics|Developmental - Behavioral Pediatrics $51.04 3 1
Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology $50.35 3 3
Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease $49.71 3 3
Podiatric Medicine & Surgery Service Providers|Podiatrist $44.32 3 1
Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology $42.58 3 2

Providers listed (1,440)

Sorted by name. Sort by amount instead

ProviderSpecialtyStateReported by this company
DANIEL A GOZZI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MD $21.54
DANIEL A ROSENBAUM Allopathic & Osteopathic Physicians|Anesthesiology NJ $13.21
DANIEL D SO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism IL $20.00
DANIEL K MCCAMMON Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TN $38.80
DANIEL KATSELNIK Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $55.25
DANIEL KING Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner UT $21.81
DANIEL MINH LE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner CA $66.35
DANIEL Q LE Allopathic & Osteopathic Physicians|Pain Medicine|Interventional Pain Medicine CA $13.60
DANIEL TILDEN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism KS $14.03
DANIELLE CASTILLO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism VA $49.07
DANIELLE MCCLAIN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $17.15
DANTE S RANESES Allopathic & Osteopathic Physicians|Family Medicine OH $53.71
DARA W BOTTS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TN $17.21
DARIA KORNEVA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner NJ $17.11
DARIN C LESLIE Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical ID $13.50
DARRELAN MICHELLE MCBRIDE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family AZ $56.14
DARYANA ARONOVA Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical NY $94.41
DAVID A SHORE Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA $16.58
DAVID ANTHONY HAGER Allopathic & Osteopathic Physicians|Internal Medicine CO $52.46
DAVID B ARKIN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA $14.28
DAVID B GAMBLE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner UT $25.81
DAVID B KUGLER Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism NY $117.69
DAVID BRADLEE Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MI $16.01
DAVID GARCIA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX $19.64
DAVID GERALD ROBERTSON Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA $20.72
DAVID H JOSLYN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NY $20.75
DAVID J DICESAR Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism NY $17.18
DAVID JOPKE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family AZ $50.75
DAVID LEE HALSEY Allopathic & Osteopathic Physicians|Internal Medicine MI $13.98
DAVID LEVITT Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MD $17.51
DAVID LUEBBERT Allopathic & Osteopathic Physicians|Family Medicine MD $20.88
DAVID M GOLD Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Gastroenterology NY $17.93
DAVID R SHOBER Allopathic & Osteopathic Physicians|Family Medicine PA $16.67
DAWN ELLEN TOPPER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family NJ $13.72
DAWN MICHELLE MADKINS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner TX $18.97
DEAN PHILLIP BLEVINS Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $16.70
DEANNA S ELSEA Allopathic & Osteopathic Physicians|Internal Medicine LA $14.80
DEBBIE PREBLE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA $23.28
DEBORAH BURNS Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $33.41
DEBORAH S MARSDEN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA $15.73
DEBRA B CURTIS Allopathic & Osteopathic Physicians|Internal Medicine MD $17.74
DEBRA J BROUWER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics NJ $15.65
DEEPAK SARWAL Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism OH $29.45
DEEPIKA ARVIND PANDAY Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $14.51
DEIDRE MILLS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner GA $15.29
DENISE JOFFE Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $96.83
DENNIS BRENNER Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology NJ $33.09
DEREK ALAN LAPP Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism OH $23.15
DERRICK WAYNE SCOGGINS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner KY $16.88
DEVENDRA G WADWEKAR Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $18.33