Katherine Ann Zitello, MD
NPI 1427685270ActiveIndividual· Internal Medicine· Great Falls, MT
Internal Medicine (MD) with Benefis Hospitals Inc, practicing in Great Falls, Montana. Their prescriptions cost Medicare Part D more than their services did: $308,595 for 3,280 claims, against $42,666 paid for services in 2024. Janssen Biotech, Inc. was the largest of 9 companies reporting payments in 2025, $237.64 in all, mostly food and beverage. Lists Benefis Hospitals Inc and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1427685270 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2020 |
| Last updated in NPPES | Apr 4, 2024 |
| Certified by provider | Apr 4, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 88126 | MT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 179 |
|---|---|
| Services billed | 531 across 17 procedure codes |
| Paid by Medicare | $42,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,280 · 5,590 30-day fills |
|---|---|
| Patients | 204 |
| Total drug cost | $308,595 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Benefis Hospitals IncGreat Falls, MT · 384 clinicians
Hospital affiliations
- Benefis Hospitals IncGreat Falls, MT
- Benefis Teton Medical CenterChoteau, MT
- Great Falls Clinic HospitalGreat Falls, MT
Other facilities
- Benefis Community Care IncHome health agency · Great Falls, MT
- Peace Hospice of MontanaHospice · Great Falls, MT
Industry payments (Open Payments)
- 2025$237.64 · 10 payments from 9 companies
- 2024$306.30 · 25 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $48.63 | 1 |
| Astellas Pharma US Inc | $32.44 | 1 |
| Exact Sciences Corporation | $28.08 | 2 |
| Abbvie Inc. | $25.56 | 1 |
| Novartis Pharmaceuticals Corporation | $22.41 | 1 |
What the 2025 payments were for
- Food and Beverage$237.64 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 23 internal medicine physicians in Great Falls · All internal medicine physicians in Montana