Internal Medicine, Medical Oncology · Rochester, MN
NPI
1083684187
Since 2006
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
200 1st St SW
Rochester, MN, 55905
Phone (507) 284-2511
Groups this clinician bills Medicare through
Medicare paid, 2024
$1.5M
59,372 services
Medicare patients, 2024
440
Average age 72
Drug cost, 2024
$311K
153 prescriptions
Company payments, 2025
$34K
From 10 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Thorvardur R Halfdanarson was code J9271 (injection, pembrolizumab, 1 mg), 8,000 times for 35 patients. In total Thorvardur R Halfdanarson billed 59,372 services in 120 codes, and Medicare paid $1.5M.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2020-08-14.
| Code |
|---|
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J9271 Injection, pembrolizumab, 1 mg | Office | 8,000 | 35 | $42.17 | $337K |
| J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj | Office | 5,760 | 26 | $39.43 | $227K |
| J1453 Injection, fosaprepitant, 1 mg | Office | 4,350 | 28 | $0.11 | $467 |
| J9267 Injection, paclitaxel, 1 mg | Office | 4,224 | 25 | $0.08 | $348 |
| J9263 Injection, oxaliplatin, 0.5 mg | Office | 4,000 | 11 | $0.05 | $211 |
| J9041 Injection, bortezomib, 0.1 mg | Office | 910 | 19 | $1.40 | $1,274 |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 886 | 76 | $0.09 | $79.97 |
| J2469 Injection, palonosetron hcl, 25 mcg | Office | 760 | 67 | $0.61 | $462 |
| J2405 Injection, ondansetron hydrochloride, per 1 mg | Office | 468 | 51 | $0.07 | $35.09 |
| 96375 Injection Administration | Office | 286 | 120 | $12.68 | $3,628 |
| J9190 Injection, fluorouracil, 500 mg | Office | 205 | 21 | $2.24 | $458 |
| 96413 Chemotherapy Administration | Office | 200 | 176 | $106.34 | $21K |
| J9045 Injection, carboplatin, 50 mg | Office | 153 | 23 | $2.75 | $421 |
| J9201 Injection, gemcitabine hydrochloride, not otherwise specified, 200 mg | Office | 144 | 16 | $2.54 | $366 |
| 99215 Office E&M - Established | Office | 123 | 86 | $141.25 | $17K |
By year: 2022 $1.4M for 59,267 services; 2023 $1.1M for 53,306 services; 2024 $1.5M for 59,372 services.
Medicare prescription drug claims, 2024
In 2024, the drug Thorvardur R Halfdanarson prescribed most often to Medicare patients was Colestipol Hcl, with 24 prescriptions and refills. In total Thorvardur R Halfdanarson wrote 153 Medicare prescriptions that cost $311K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Colestipol Hcl Generic | 24 | 30 | Under 11 | $2,201 |
| Xermelo Telotristat Etiprate | 16 | 16 | Under 11 | $147K |
| Eliquis Apixaban | 15 | 29 | Under 11 | $16K |
| Ondansetron Hcl Generic | 14 | 14 | 11 | $53.83 |
Brand drugs: 53 claims; generic drugs: 100 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Thorvardur R Halfdanarson $34K ($27K in general payments such as food, travel and fees and $6,637 for research) from 10 companies. The largest payer was Genzyme Corporation with $17K.
| Company | Payments | Amount |
|---|---|---|
| Genzyme Corporation SNY | 4 | $17K |
| Novartis Pharmaceuticals Corporation NVS | 1 | $4,337 |
| E.R. Squibb & Sons, L.L.C. BMY | 3 | $3,719 |
| Exelixis Inc. EXEL | 4 | $3,588 |
| Novartis Pharma AG NVS | 3 | $2,300 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $1,850 |
| Boehringer Ingelheim International GmbH | 1 | $1,480 |
| Curium US LLC | 1 | $24.82 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.