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
By recipient specialty (25 shown)
Sorted by reported total.
Providers listed (2,111)
Sorted by name. Sort by amount instead
| Provider | Specialty | State | Reported by this company |
|---|---|---|---|
| RAJIV DATTATREYA | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TX | $13.55 |
| RAKESH R PATEL | Allopathic & Osteopathic Physicians|Family Medicine | TX | $88.99 |
| RALPH JOE TEAGUE | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | AL | $18.15 |
| RALPH OIKNINE | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MO | $33.10 |
| RAMA POOLA | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | IL | $77.28 |
| RAMBOD AMANI YAZDI | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | CA | $257.09 |
| RAMZIEH AZMEH | Allopathic & Osteopathic Physicians|Pediatrics | OH | $83.44 |
| RANDOLPH A PINTO | Allopathic & Osteopathic Physicians|Family Medicine | CO | $45.24 |
| RANJANI P RAMANATHAN | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MO | $37.09 |
| RAQUEL KRISTIN SANCHEZ ONG | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NJ | $13.78 |
| RASHMEE POKHAREL | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | FL | $23.03 |
| RASHMI REDDY | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NJ | $17.70 |
| RAUF M BABA | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | TN | $38.42 |
| RAYMOND BENJAMIN STADIEM | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NC | $24.10 |
| REAGAN DENNY | — | CA | $18.76 |
| REBECCA F GELIEBTER | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology | NJ | $17.07 |
| REBECCA MARIE PARKS | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TN | $18.72 |
| REBEKAH M MILLIRON | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | NC | $92.74 |
| REBEKAH WHITE HARPER | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | TN | $58.00 |
| REGINA ANN PURYEAR | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TN | $17.21 |
| REHAN AHMAD | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NY | $145.70 |
| REICELLE RUTH DUMENSEL GARCIA | Allopathic & Osteopathic Physicians|Internal Medicine | NE | $32.62 |
| REKHA CHERIYAN | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | AZ | $24.83 |
| REMA P MENON | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | MI | $19.64 |
| REMEDIOS SENORA ALCERA-POE | Allopathic & Osteopathic Physicians|Pediatrics | WI | $21.71 |
| RENA M JOHNSON | Allopathic & Osteopathic Physicians|Family Medicine | MD | $20.88 |
| RENALDA DASHI | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | MI | $34.44 |
| RENATA N MAZZEI-KLOKIW | Allopathic & Osteopathic Physicians|Family Medicine | NY | $18.88 |
| RENEE BURR | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | PA | $14.08 |
| RENEE CHRISTINE CHISUM | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | $43.65 |
| RESHMA A BHANUSHALI | Allopathic & Osteopathic Physicians|Internal Medicine | LA | $37.39 |
| RESHMA PATEL | Allopathic & Osteopathic Physicians|Internal Medicine | GA | $28.31 |
| RIA M LIM | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NJ | $13.58 |
| RIAN KYLES-STEWART | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | OH | $21.77 |
| RICHA REDHU GEHLAUT | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MI | $17.54 |
| RICHARD CAPDEVILA | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | FL | $94.07 |
| RICHARD HOFFMAN | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | NY | $18.59 |
| RICHARD P WHETZEL -SCHILL | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | FL | $47.19 |
| RICHARD W BERGSTROM | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | OR | $32.90 |
| RICHIE TORRES | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Adult Health | GA | $79.36 |
| RIMAH SHARIEF | Allopathic & Osteopathic Physicians|Pediatrics | NY | $83.30 |
| RIPUDAMAN S HUNDAL | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | DE | $93.51 |
| RISHITA P TIWARI | Allopathic & Osteopathic Physicians|Pediatrics|Pediatric Endocrinology | AZ | $30.06 |
| RITA J EL-HAJJ | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | PA | $136.66 |
| RITA N SHAH | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Primary Care | MI | $21.84 |
| RITA P SHAH | Allopathic & Osteopathic Physicians|Internal Medicine | MI | $22.93 |
| RITESH KALRA | Allopathic & Osteopathic Physicians|Internal Medicine | NJ | $18.45 |
| ROBERT ANTHONY CLARKE | Allopathic & Osteopathic Physicians|Internal Medicine | NJ | $17.46 |
| ROBERT C IGWE | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | MI | $59.40 |
| ROBERT C KNAPP | Allopathic & Osteopathic Physicians|Internal Medicine|Endocrinology, Diabetes & Metabolism | PA | $318.19 |