Krista M. Johnson, MD
NPI 1457412280ActiveIndividual· Internal Medicine· Iowa City, IA
Internal Medicine (MD) with State University of Iowa, practicing in Iowa City, Iowa. Their prescriptions cost Medicare Part D more than their services did: $125,478 for 1,677 claims, against $15,514 paid for services in 2024. Alkermes, Inc. reported $13.66 in payments in 2025, mostly food and beverage. Lists University of Iowa Hospital & Clinics as a hospital affiliation.
Overview
| NPI | 1457412280 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 13, 2006 |
| Last updated in NPPES | Mar 28, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 39978 | IA |
| Internal Medicine | 207R00000X | 036097176 | IL |
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 (IA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 334 across 7 procedure codes |
| Paid by Medicare | $15,514 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,677 · 3,663 30-day fills |
|---|---|
| Patients | 164 |
| Total drug cost | $125,478 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- State University of IowaCoralville, IA · 1,897 clinicians
Hospital affiliation
- University of Iowa Hospital & ClinicsIowa City, IA
Industry payments (Open Payments)
- 2025$13.66 · 1 payment from 1 company
- 2024$13.21 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $13.66 | 1 |
What the 2025 payments were for
- Food and Beverage$13.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 207 internal medicine physicians in Iowa City · All internal medicine physicians in Iowa