KARL A GUTER (MD) – Hematology & Oncology Physician, NPI 1437150331
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
24 MEDICAL ONCOLOGY in MT
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Provider Addresses for KARL A GUTER (MD)
1400, 29th Street South, Great Falls, Cascade County, Montana, 59405, United States
GREAT FALLS, MT 594055353
Phone: (406) 454-2171
Fax: (406) 771-3021
Type: Mailing
Great Falls Clinic Hospital, 3000, 15th Avenue South, Great Falls, Cascade County, Montana, 59405, United States
GREAT FALLS, MT 59405
Phone: (406) 454-2171
Fax: (406) 771-3021
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 203 Open Payments records for all available years, with a total value of $4,554.
Total Amount is formed as General ($4,554) + Research ($0) + Ownership ($0) = $4,554.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: Janssen Biotech, Inc. ($444).
Total Amount
$4,554
General + Research + Ownership
Payments
203
Total payment records
General Amount
$4,554
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Biotech, Inc. | $444 |
| E.R. Squibb & Sons, L.L.C. | $393 |
| Merck Sharp & Dohme LLC | $354 |
| Blueprint Medicines Corporation | $194 |
| PFIZER INC. | $175 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2009-12-16
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20091216000633 | I | Medical Oncology | MT | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 817 | 196 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 285 | 158 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 48 | 29 | $0 |
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 32 | 18 | $0 |
| G0008 | Administration of influenza virus vaccine | 22 | 19 | $0 |
Insurance plans in this area (ZIP 59405)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Gastroenterology | UT | |
| Nurse Practitioner | MT | |
| O P H T H A L M O L O G Y | PA | |
| - | MT | |
| Nurse Practitioner | MT | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology), Cardiovascular Disease (Cardiology) | MT | |
| Internal Medicine, Internal Medicine, Infectious Disease, Infectious Disease | NM | |
| U R O L O G Y | MT | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | MI | |
| - | MT |
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