Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · PY2022–2025 Search official records Methodology

Amphastar Pharmaceuticals, Inc.

2,111 providers listed $107,034.42 reported 4,872 records General Payments

General Payments reported — all loaded program years

$107,034.42

  • Category: General Payments
  • Program years: 2022, 2023, 2024, 2025
  • Record count: 4,872
  • Providers listed: 2,111

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
PY2022 $650.00 1 1
PY2023 $18,317.68 248 225
PY2024 $41,335.88 2,161 1,339
PY2025 $46,730.86 2,462 1,237

By recipient specialty (25 shown)

Sorted by reported total.

SpecialtyReportedRecordsProviders
Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism $34,332.81 1,837 687
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical $17,068.36 164 54
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family $13,783.64 743 332
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant $6,757.80 328 155
Allopathic & Osteopathic Physicians|Internal Medicine $6,356.35 306 190
Allopathic & Osteopathic Physicians|Family Medicine $5,684.30 307 135
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner $5,308.80 270 118
Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology $5,246.63 278 98
Allopathic & Osteopathic Physicians|Pediatrics $1,932.62 103 59
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health $1,879.09 98 44
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics $1,708.44 90 42
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care $981.98 54 25
Allopathic & Osteopathic Physicians|Otolaryngology $650.00 1 1
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care $428.20 26 12
Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Gastroenterology $402.41 20 7
Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Gerontology $400.78 25 8
Allopathic & Osteopathic Physicians|Internal Medicine|Cardiovascular Disease $343.09 18 4
Allopathic & Osteopathic Physicians|General Practice $240.16 12 10
Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease $146.56 8 6
Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Surgical $137.65 7 4
Allopathic & Osteopathic Physicians|Hospitalist $127.20 7 5
Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology $122.63 7 6
Podiatric Medicine & Surgery Service Providers|Podiatrist $111.42 6 3
Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology $88.53 5 4
Allopathic & Osteopathic Physicians|Allergy & Immunology|Allergy $81.44 4 1

Providers listed (2,111)

Sorted by name. Sort by amount instead

ProviderSpecialtyStateReported by this company
EWA GNIADO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism UT $56.94
EYOB M MAKONNEN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MD $108.97
FADI F SIYAM Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MO $20.19
FADI HADDADIN PA $21.89
FAHAD KHAN Allopathic & Osteopathic Physicians|Internal Medicine|Rheumatology GA $20.99
FAISAL M SIDDIQUI Allopathic & Osteopathic Physicians|Physical Medicine & Rehabilitation GA $41.36
FAITH LINDSAY MART Allopathic & Osteopathic Physicians|Pediatrics SC $24.66
FALGUNI R VASA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism IL $77.45
FAOZAN NARVEL Allopathic & Osteopathic Physicians|Family Medicine OH $60.51
FARAH HUSAIN Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical TX $18.70
FARAH K SALEM Allopathic & Osteopathic Physicians|Internal Medicine MI $23.39
FARAH R DAWOOD FARAH Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MI $58.98
FARAH S HUSSAIN Allopathic & Osteopathic Physicians|Internal Medicine|Gastroenterology NC $19.88
FARAH Y GHORI JAVED Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism AL $16.51
FARIHA SALMAN Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TN $48.68
FAY WOOMER Podiatric Medicine & Surgery Service Providers|Podiatrist NJ $61.50
FAYE RABINOVICH Allopathic & Osteopathic Physicians|Family Medicine NY $611.57
FEBBIE PHIRI Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family TX $21.46
FERROL J LEE Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism PA $15.73
FIELDING JOHNSON Allopathic & Osteopathic Physicians|Internal Medicine|Pulmonary Disease CT $19.68
FIORELLA SONIA SOTOMAYOR VILLANUEVA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism LA $17.84
FIRAS AKHRASS Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism TX $54.89
FNU SHASHPAL Allopathic & Osteopathic Physicians|Internal Medicine NC $13.84
FOUAD BATAH Allopathic & Osteopathic Physicians|Internal Medicine MI $23.95
FRANCES LEE JABLONSKI Allopathic & Osteopathic Physicians|Family Medicine WA $57.48
FRANCESCA HECTOR Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family PA $203.22
FRANCIS J GIALANELLA Allopathic & Osteopathic Physicians|Internal Medicine NJ $18.54
FRANCISCO GONZALEZ Allopathic & Osteopathic Physicians|Family Medicine NJ $17.31
FRANK J FERRARO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism SC $59.35
FRANK KLIMA Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MO $22.08
FRANK P BARROWS Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology NJ $13.71
FRANK ROY ALBANO Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health NY $97.22
FRANKLIN L THELMO Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism DE $15.52
FRED A HURST Allopathic & Osteopathic Physicians|Family Medicine TN $14.12
FREDDIE PASCO DIAL Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism CA $19.56
FUNMILOLA OLAOYE Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner DE $15.55
GABRIEL REED ARCHER Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Psychiatric/Mental Health VA $18.69
GABRIELLE KRISTINE MILLER Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant NC $68.39
GABRIELLE PAULETTE SATTERFIELD Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family MO $19.72
GALYNA VOROKHIB Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care PA $129.72
GAMAL MOHAMED SHARIFF Allopathic & Osteopathic Physicians|Family Medicine MI $17.84
GAREGIN MELKONYAN Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family CA $17.64
GARRY AUGUST Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism GA $23.76
GARTH M CANNON Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant UT $13.50
GARY W EDELSON Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MI $153.42
GAURAV BHALLA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MI $22.32
GAYATRI KURAGANTI Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism SC $39.86
GAYOUNG KAYLEE YU Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism NV $19.69
GEETIKA GUPTA Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism MD $17.51
GELAREH WINTERMYER PA $21.68