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
HANSEL M RAYNER Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA $15.25
HAROLD PRETORIUS Allopathic & Osteopathic Physicians|Nuclear Medicine KY $13.30
HARPREET K RAI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism NH $20.74
HARRISON WILLIAM LIN Allopathic & Osteopathic Physicians|Otolaryngology CA $650.00
HARRY L UY Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $16.26
HASAN I CHAUDHRY Allopathic & Osteopathic Physicians|Family Medicine OH $18.47
HAYDEN REED DAVIDSON Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CO $42.41
HEATHER DALWADI Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical MD $17.51
HEATHER EK MATTHEWS Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX $116.21
HEATHER LINNEA SARAN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $18.29
HEATHER M CALENDRILLO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics NY $17.93
HEATHER R HECK Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant CA $15.82
HEATHER ROBINETTE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Women's Health NJ $13.73
HEBERTO R VALDES Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism FL $21.91
HEIDI A KARON Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MD $17.51
HEIDI C SHEA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $18.52
HEIDI M DAUGHERTY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health OH $34.49
HEIDI M WEBB Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical PA $33.59
HELEN H CHEMERE Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant MD $69.57
HEMLATA MOTURI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $42.11
HENRY M PROST Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $16.76
HERA RAHMAN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NC $39.52
HEROLD DUROSEAU Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Hematology-Oncology NY $17.93
HERTZEL K SURE Allopathic & Osteopathic Physicians|Internal Medicine NY $18.37
HILARY ANN BLUEDORN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner PA $157.03
HIMALA KASHMIRI Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology CA $37.74
HIMARA DAVILA ARROYO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $63.84
HIND ABD ELGADIR Allopathic & Osteopathic Physicians|Internal Medicine MI $17.84
HIRALAL GOKLANI MAHESHWARI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism IL $19.32
HIRAM MALDONADO RIVERA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PR $21.88
HISHAM FARHAN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $37.85
HOOR TEMURI GA $15.80
HOPE-ELIZABETH CLENNON Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology NJ $17.65
HOSANNA ANGELINA CLAY Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family UT $13.13
HOWARD A LIPPES Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism NY $19.53
HOWARD J BALBI Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Infectious Diseases NY $17.93
HOWARD S BLANK Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MI $18.38
HUGO LIN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $39.39
HUMBERTO CALERO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism IN $30.67
HUNTER JOHNSON Allopathic & Osteopathic Physicians|Family Medicine TN $17.86
HYUN SUK CHONG Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AZ $13.47
IBITORO OSAKWE Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism CT $17.57
IFIOK NSIMA USEN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner MI $21.84
IGHEL JAVIER VEGUE Allopathic & Osteopathic Physicians|Family Medicine FL $24.78
ILIENIS PEREZ-RIOS Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant TN $45.78
INTEKHAB AHMED Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $69.85
IRENE MAMKIN Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology NJ $15.45
IRINI E VERONIKIS Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MO $36.16
IVAN J GAMBOA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism LA $13.13
IYAD SYOUFI Allopathic & Osteopathic Physicians|Internal Medicine AZ $35.82