Ivosidenib
Brand name: Tibsovo
Rank #347 of 500 drugs by total cost
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
$28.9M
Total Cost
931
Total Claims
$28.9M
Total Cost
67
Prescribers
$31K
Cost per Claim
0
Beneficiaries
934
30-Day Fills
$431K
Avg Cost/Provider
14
Avg Claims/Provider
Share of Medicare Part D Spending
0.01%
of total Medicare Part D spending
$28.9M of $275.65B
Top Prescribers by Cost
Top 10 prescribers of $28.9M total
🔎 Data Overview
At $31,050 per prescription, this is a high-cost medication. Expensive drugs drive Medicare spending growth and create access challenges for patients with coverage gaps.
Average cost of $431,455 per prescriber suggests this drug may be concentrated among specialists. High per-provider spending can sometimes indicate inappropriate prescribing or overly aggressive use.
Insights generated from CMS data analysis. Statistical patterns are not accusations — always consider clinical context.
Top Prescribers of Ivosidenib
| # | Provider | Specialty | Location | Claims | Cost |
|---|---|---|---|---|---|
| 1 | Scott Peak | Hematology-Oncology | Redwood City, CA | 38 | $1.1M |
| 2 | Courtney Dinardo | Hematology-Oncology | Houston, TX | 25 | $787K |
| 3 | Kaitlin Rancani | Nurse Practitioner | Philadelphia, PA | 22 | $697K |
| 4 | Antoine Chahine | Medical Oncology | Canfield, OH | 21 | $696K |
| 5 | Deborah Heros | Neurology | Miami, FL | 21 | $694K |
| 6 | Grerk Sutamtewagul | Hematology | Iowa City, IA | 20 | $680K |
| 7 | Shilpa Oberoi | Internal Medicine | Ocala, FL | 20 | $670K |
| 8 | Ashley Miller | Nurse Practitioner | Columbia, SC | 20 | $665K |
| 9 | Omar Kayaleh | Hematology-Oncology | Orlando, FL | 18 | $616K |
| 10 | Alexis Cruz-Chacon | Hematology-Oncology | San Juan, PR | 18 | $598K |
| 11 | David Sallman | Internal Medicine | Tampa, FL | 17 | $533K |
| 12 | Christina Bertoli | Nurse Practitioner | Boston, MA | 16 | $522K |
| 13 | Raphael Lizcano | Hematology-Oncology | Lebanon, NH | 17 | $520K |
| 14 | Jawad Sheqwara | Hematology-Oncology | Waycross, GA | 16 | $518K |
| 15 | Denise Leung | Neurology | Ann Arbor, MI | 15 | $517K |
Top prescribers ranked by total cost for this drug in 2023.
Related Drugs by Cost
| # | Drug | Total Cost | Claims |
|---|---|---|---|
| 344 | Amiodarone Hcl (Amiodarone Hcl) | $29.9M | 1,007,679 |
| 345 | Esketamine Hcl (Spravato) | $29.0M | 20,816 |
| 346 | Warfarin Sodium (Warfarin Sodium) | $28.9M | 2,126,832 |
| 347 | Ivosidenib (Tibsovo) | $28.9M | 931 |
| 348 | Cyclobenzaprine Hcl (Cyclobenzaprine Hcl) | $28.7M | 2,582,519 |
| 349 | Atenolol (Atenolol) | $28.6M | 2,717,988 |
| 350 | Meloxicam (Meloxicam) | $28.6M | 4,714,084 |
Related Analysis
Data from CMS Medicare Part D Prescriber-Drug Public Use File, 2023. Methodology