Treprostinil Diolamine
Brand name: Orenitram Er
Rank #209 of 500 drugs by total cost
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
$68.2M
Total Cost
5,964
Total Claims
$68.2M
Total Cost
165
Prescribers
$11K
Cost per Claim
60
Beneficiaries
5,994
30-Day Fills
$413K
Avg Cost/Provider
36
Avg Claims/Provider
Share of Medicare Part D Spending
0.02%
of total Medicare Part D spending
$68.2M of $275.65B
Top Prescribers by Cost
Top 10 prescribers of $68.2M total
🔎 Data Overview
At $11,437 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 $413,401 per prescriber suggests this drug may be concentrated among specialists. High per-provider spending can sometimes indicate inappropriate prescribing or overly aggressive use.
Average cost of $1,136,853 per patient per year. Medications at this price point significantly impact patient out-of-pocket costs and Medicare spending.
Insights generated from CMS data analysis. Statistical patterns are not accusations — always consider clinical context.
Top Prescribers of Treprostinil Diolamine
| # | Provider | Specialty | Location | Claims | Cost |
|---|---|---|---|---|---|
| 1 | Eric Roberts | Advanced Heart Failure and Transplant Cardiology | Milwaukee, WI | 547 | $6.7M |
| 2 | R White | Pulmonary Disease | Rochester, NY | 170 | $3.9M |
| 3 | Janet Pinson | Nurse Practitioner | Richmond, VA | 59 | $2.2M |
| 4 | Carlton Cauthen | Pulmonary Disease | Columbia, SC | 36 | $2.0M |
| 5 | Murali Chakinala | Pulmonary Disease | Saint Louis, MO | 98 | $1.5M |
| 6 | Ricardo Restrepo-Jaramillo | Pulmonary Disease | Tampa, FL | 171 | $1.5M |
| 7 | Ali Khan | Critical Care (Intensivists) | Chicago, IL | 90 | $1.4M |
| 8 | Elie Homsy | Pulmonary Disease | Columbus, OH | 97 | $1.2M |
| 9 | Jessica Huston | Cardiology | Nashville, TN | 50 | $1.1M |
| 10 | Wayne Strauss | Pulmonary Disease | Portland, OR | 47 | $1.0M |
| 11 | Hunter Champion | Cardiology | Columbus, GA | 191 | $965K |
| 12 | Barry Rayburn | Internal Medicine | Birmingham, AL | 56 | $898K |
| 13 | Linda Cadaret | Advanced Heart Failure and Transplant Cardiology | Iowa City, IA | 59 | $883K |
| 14 | Rajan Saggar | Pulmonary Disease | Los Angeles, CA | 89 | $882K |
| 15 | Curtis Daniels | Adult Congenital Heart Disease | Columbus, OH | 36 | $853K |
Top prescribers ranked by total cost for this drug in 2023.
Related Drugs by Cost
| # | Drug | Total Cost | Claims |
|---|---|---|---|
| 206 | Prednisolone Acetate (Prednisolone Acetate) | $68.8M | 1,486,663 |
| 207 | Tenofovir Alafenamide (Vemlidy) | $68.7M | 44,509 |
| 208 | Abaloparatide (Tymlos) | $68.4M | 24,417 |
| 209 | Treprostinil Diolamine (Orenitram Er) | $68.2M | 5,964 |
| 210 | Esomeprazole Magnesium (Esomeprazole Magnesium) | $66.3M | 964,193 |
| 211 | Dabigatran Etexilate Mesylate (Dabigatran Etexilate) | $66.0M | 220,652 |
| 212 | Netarsudil Mesylate (Rhopressa) | $65.6M | 129,116 |
Related Analysis
Data from CMS Medicare Part D Prescriber-Drug Public Use File, 2023. Methodology