Amphastar Pharmaceuticals, Inc.
2,111 providers listed 4,872 records General Payments
General Payments — all loaded program years
- 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.
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 |
|---|---|---|---|---|
| PY2022 | $650.00 | 1 | 1 | This company in PY2022 → |
| PY2023 | $18,317.68 | 248 | 225 | This company in PY2023 → |
| PY2024 | $41,335.88 | 2,161 | 1,339 | This company in PY2024 → |
| PY2025 | $46,730.86 | 2,462 | 1,237 | This company in PY2025 → |
By recipient specialty (68)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 48 specialties 1,259 providers
- Allergy & Immunology · Allergy 1
- Anesthesiology 2
- Colon & Rectal Surgery 1
- Emergency Medicine 2
- Emergency Medicine · Emergency Medical Services 2
- Family Medicine 135
- Family Medicine · Geriatric Medicine 1
- General Practice 10
- Hospitalist 5
- Internal Medicine 190
- Internal Medicine · Cardiovascular Disease 4
- Internal Medicine · Endocrinology, Diabetes & Metabolism 687
- Internal Medicine · Gastroenterology 1
- Internal Medicine · Geriatric Medicine 3
- Internal Medicine · Infectious Disease 1
- Internal Medicine · Interventional Cardiology 1
- Internal Medicine · Nephrology 6
- Internal Medicine · Pulmonary Disease 6
- Internal Medicine · Rheumatology 4
- Internal Medicine · Sports Medicine 1
- Internal Medicine · Transplant Hepatology 1
- Nuclear Medicine 1
- Obstetrics & Gynecology 3
- Obstetrics & Gynecology · Gynecologic Oncology 1
- Ophthalmology 1
- Orthopaedic Surgery 1
- Otolaryngology 1
- Pain Medicine · Interventional Pain Medicine 1
- Pathology · Anatomic Pathology & Clinical Pathology 1
- Pediatrics 59
- Pediatrics · Adolescent Medicine 1
- Pediatrics · Developmental - Behavioral Pediatrics 1
- Pediatrics · Pediatric Cardiology 1
- Pediatrics · Pediatric Critical Care Medicine 1
- Pediatrics · Pediatric Endocrinology 98
- Pediatrics · Pediatric Gastroenterology 7
- Pediatrics · Pediatric Hematology-Oncology 1
- Pediatrics · Pediatric Infectious Diseases 1
- Pediatrics · Pediatric Rheumatology 1
- Physical Medicine & Rehabilitation 1
- Plastic Surgery 1
- Psychiatry & Neurology · Neurology 4
- Psychiatry & Neurology · Neurology with Special Qualifications in Child Neurology 2
- Psychiatry & Neurology · Psychiatry 2
- Radiology · Diagnostic Radiology 1
- Surgery 1
- Surgery · Pediatric Surgery 1
- Urology · Urogynecology and Reconstructive Pelvic Surgery 1
Nursing Service Providers 3 specialties 3 providers
Physician Assistants & Advanced Practice Nursing Providers 16 specialties 805 providers
- Clinical Nurse Specialist 2
- Clinical Nurse Specialist · Adult Health 3
- Nurse Practitioner 118
- Nurse Practitioner · Acute Care 12
- Nurse Practitioner · Adult Health 44
- Nurse Practitioner · Family 332
- Nurse Practitioner · Gerontology 8
- Nurse Practitioner · Obstetrics & Gynecology 1
- Nurse Practitioner · Pediatrics 42
- Nurse Practitioner · Pediatrics, Critical Care 1
- Nurse Practitioner · Primary Care 25
- Nurse Practitioner · Psychiatric/Mental Health 2
- Nurse Practitioner · Women's Health 2
- Physician Assistant 155
- Physician Assistant · Medical 54
- Physician Assistant · Surgical 4
Podiatric Medicine & Surgery Service Providers 1 specialty 3 providers
Providers listed (2,111)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| SARAH MAKADSI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MI | 1 |
| SARAH MICHELLE RUDDER | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | TN | 1 |
| SARAH R BRICKEY | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology | CA | 1 |
| SARITA DUCHATELIER | Allopathic & Osteopathic Physicians|Pediatrics | NY | 5 |
| SAVANNAH SAMIEC | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | AZ | 1 |
| SAYED M AAMIR | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | GA | 2 |
| SCARLETT B FORD | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | TN | 4 |
| SCOTT D SHAPIRO | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | FL | 3 |
| SCOTT L KIEHLMEIER | Allopathic & Osteopathic Physicians|Pediatrics | NJ | 1 |
| SCOTT M DORFNER | Allopathic & Osteopathic Physicians|Internal Medicine | NJ | 2 |
| SCOTT P GRADY | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | OR | 1 |
| SEAN DEVLIN BLOOR | Allopathic & Osteopathic Physicians|Family Medicine | OH | 1 |
| SEAN E SMITHEY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care | TN | 1 |
| SEAN R HAMLETT | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MO | 1 |
| SEEMA AHLUWALIA | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | AZ | 1 |
| SEEMA HAQ | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TX | 4 |
| SELBY GAGE ROUCH | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | NC | 2 |
| SELENA BEAL | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | NC | 1 |
| SERENA A KLUGH | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NV | 1 |
| SERGE A JABBOUR | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | PA | 5 |
| SERGIO HERNANDEZ BORGES | Allopathic & Osteopathic Physicians|Internal Medicine | FL | 4 |
| SESHA S UPPALAPATI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TX | 9 |
| SEVKET YIGIT | Allopathic & Osteopathic Physicians|Pediatrics | CT | 1 |
| SEYMOUR J ROSENBLOOM | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | GA | 1 |
| SHAAN SARFRAZ VALJI | Allopathic & Osteopathic Physicians|Family Medicine | TN | 1 |
| SHAAN VIJAY PATEL | Allopathic & Osteopathic Physicians|Internal Medicine | GA | 1 |
| SHADAN MEHRABAN | — | PA | 1 |
| SHAELAH HUNTINGTON | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics | MA | 1 |
| SHAHED A QUYYUMI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NY | 1 |
| SHAHNAZ A RAHMAN | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry | IL | 1 |
| SHAHZAD A SHADMANY | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | AZ | 1 |
| SHALINI PATURI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TX | 2 |
| SHAMSA A ALI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MI | 3 |
| SHANA L ROARK | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TN | 1 |
| SHANA R MENCHER | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology | NJ | 1 |
| SHANNON COLEMAN | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | NY | 1 |
| SHANNON HASSETT HARVILLE | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | FL | 2 |
| SHANNON M GREGOREK | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | 2 |
| SHANNON MARIE O'BRIEN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Acute Care | NJ | 11 |
| SHANNON O'MALLEY | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | IL | 1 |
| SHARAIN F ADAMS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | 1 |
| SHARAN PARIKH | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NJ | 1 |
| SHAREE LANEE CHANCE-LAWSON | Allopathic & Osteopathic Physicians|Family Medicine | WI | 1 |
| SHARMIL SUMA KUMARAN | Allopathic & Osteopathic Physicians|Internal Medicine|Nephrology | WV | 1 |
| SHARMINI ELIZABETH LONG | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | CO | 4 |
| SHARON BETH SCHWARTZ | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics | NJ | 1 |
| SHAWANA STAR BRANCH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Pediatrics | MO | 1 |
| SHAWHIN KARIMI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TX | 5 |
| SHAWN BINNS | Allopathic & Osteopathic Physicians|Pediatrics | RI | 1 |
| SHAZA ALMARDINI | — | PA | 1 |