John R. Krouse, MD
NPI 1740210301ActiveIndividual· Internal Medicine, Interventional Cardiology· Walnut Creek, CA
Internal Medicine, Interventional Cardiology (MD) in Walnut Creek, California, trained at Creighton University School of Medicine (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $814,886 for 3,554 claims, against $354,834 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 17 companies reporting payments in 2025, $989.25 in all, mostly food and beverage.
Overview
| NPI | 1740210301 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Nov 22, 2022 |
| Certified by provider | Nov 22, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | G45450 | CA |
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 - Interventional Cardiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 2,007 |
|---|---|
| Services billed | 4,973 across 43 procedure codes |
| Paid by Medicare | $354,834 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,554 · 8,345 30-day fills |
|---|---|
| Patients | 516 |
| Total drug cost | $814,886 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Interventional Cardiology |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- San Ramon Regional Medical CenterSan Ramon, CA
Industry payments (Open Payments)
- 2025$989.25 · 43 payments from 17 companies
- 2024$623.97 · 27 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $224.63 | 11 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $154.23 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $85.30 | 4 |
| Bridgebio Pharma, Inc. | $83.26 | 3 |
| Boston Scientific Corporation | $73.78 | 3 |
What the 2025 payments were for
- Food and Beverage$989.25 · 43 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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