Internal Medicine, Hematology & Oncology · Great Falls, MT
NPI
1437150331
Since 2005
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
2
Medicare group memberships
Hospitals
2
Hospital affiliations
3000 15th Avenue South
Great Falls, MT, 59405
Phone (406) 454-2171
Groups this clinician bills Medicare through
Medicare paid, 2024
$92K
1,881 services
Medicare patients, 2024
258
Average age 76
Drug cost, 2024
$1.1M
1,194 prescriptions
Company payments, 2025
$1,076
From 15 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Karl A Guter was code G2211 (visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's), 761 times for 193 patients. In total Karl A Guter billed 1,881 services in 24 codes, and Medicare paid $92K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2011-08-05.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|---|---|---|---|---|
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 761 | 193 | $11.90 | $9,054 |
| 99214 Office E&M - Established | Office | 545 | 146 | $89.59 | $49K |
| 99213 Office E&M - Established | Office | 379 | 176 | $61.10 | $23K |
| 99212 Office E&M - Established | Office | 69 | 60 | $40.04 | $2,763 |
| 99231 Hospital E&M - Subsequent | Facility | 28 | 12 | $38.64 | $1,082 |
| 99203 Office E&M - New | Office | 18 | 18 | $81.06 | $1,459 |
| G0008 Administration of influenza virus vaccine | Office | 14 | 14 | $31.89 | $446 |
| 90662 Vaccine Product | Office | 13 | 13 | $81.82 | $1,064 |
| 99204 Office E&M - New | Office | 11 | 11 | $120.25 | $1,323 |
By year: 2022 $94K for 1,228 services; 2023 $104K for 1,323 services; 2024 $92K for 1,881 services.
Medicare prescription drug claims, 2024
In 2024, the drug Karl A Guter prescribed most often to Medicare patients was Letrozole, with 74 prescriptions and refills. In total Karl A Guter wrote 1,194 Medicare prescriptions that cost $1.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Letrozole Generic | 74 | 198 | 19 | $1,952 |
| Zolpidem Tartrate Generic | 47 | 47 | Under 11 | $288 |
| Losartan Potassium Generic | 39 | 117 | 13 | $409 |
| Eliquis Apixaban | 37 | 77 | 13 | $43K |
| Atorvastatin Calcium Generic | 36 | 82 | Under 11 | $371 |
| Prednisone Generic | 36 | 50 | 14 | $228 |
| Amlodipine Besylate Generic | 35 | 99 | 14 | $128 |
| Metformin Hcl Generic | 33 | 74 | Under 11 | $107 |
| Metoprolol Succinate Generic | 33 | 63 | Under 11 | $375 |
| Lisinopril Generic | 29 | 47 | Under 11 | $108 |
| Omeprazole Generic | 28 | 78 | Under 11 | $341 |
| Spironolactone Generic | 25 | 51 | Under 11 | $190 |
| Furosemide Generic | 25 | 65 | 11 | $125 |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 24 | 24 | 11 | $384 |
| Levothyroxine Sodium Generic | 23 | 64 | Under 11 | $308 |
Brand drugs: - claims; generic drugs: 1,030 claims; opioid claims: 52.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Karl A Guter $1,076 ($1,076 in general payments such as food, travel and fees) from 15 companies. The largest payer was Alexion Pharmaceuticals, Inc. with $197.
| Company | Payments | Amount |
|---|---|---|
| Alexion Pharmaceuticals, Inc. AZN | 3 | $197 |
| Jazz Pharmaceuticals Inc. JAZZ | 4 | $175 |
| Janssen Biotech, Inc. JNJ | 4 | $162 |
| E.R. Squibb & Sons, L.L.C. BMY | 2 | $152 |
| Merck Sharp & Dohme LLC MRK | 4 | $105 |
| Pfizer Inc. PFE | 3 | $50.08 |
| AstraZeneca Pharmaceuticals LP AZN | 2 | $38.21 |
| Abbvie Inc. ABBV | 2 | $37.75 |
| Gilead Sciences, Inc. GILD | 2 | $37.74 |
| Amgen Inc. AMGN | 1 | $31.25 |
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.