Christopher A. Kroner, M.D./M.P.H.
Opted out of Medicare from August 2025 to August 2027. Family Medicine (M.D./M.P.H.) in Wheat Ridge, Colorado, licensed in CA, with an NPI issued in August 2009. Their prescriptions cost Medicare Part D more than their services did: $213,406 for 1,760 claims, against $73,797 paid for services in 2024. Impulse Dynamics (USA) Inc. reported $43.20 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1477785681 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D./M.P.H. |
| Sole proprietor | Yes |
| NPI issued | Aug 20, 2009 |
| Last updated in NPPES | Feb 4, 2026 |
| Certified by provider | Feb 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A113859 | CA |
| Family Medicine, Sports Medicine | 207QS0010X | A113859 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Aug 21, 2025 – Aug 21, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 253 |
|---|---|
| Services billed | 2,296 across 52 procedure codes |
| Paid by Medicare | $73,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,760 · 4,109 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $213,406 |
| Generic share | 86% of claims |
Industry payments (Open Payments)
- 2025$43.20 · 2 payments from 1 company
- 2024$16.82 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Impulse Dynamics (USA) Inc. | $43.20 | 2 |
What the 2025 payments were for
- Food and Beverage$43.20 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 58 family medicine physicians in Wheat Ridge · All family medicine physicians in Colorado