Christopher Joseph Zimmermann, M.D.
NPI 1477949162ActiveIndividual· Surgery· Fort Collins, CO
Surgery (M.D.) with Poudre Valley Medical Group LLC and 1 other group, practicing in Fort Collins, Colorado. 90 Medicare patients in 2024, $48,824 paid; nearly all of their 116 Part D prescriptions were generic (96%). Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $25,145 in all, mostly grants. Lists Cheyenne Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1477949162 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 9, 2015 |
| Last updated in NPPES | Sep 6, 2023 |
| Certified by provider | Sep 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | DR.0071391 | CO |
| Surgery | 208600000X | 5927 | WI |
| Surgery | 208600000X | 66926-20 | WI |
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 - General Surgery (CO); Practitioner - General Surgery (NE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 90 |
|---|---|
| Services billed | 231 across 53 procedure codes |
| Paid by Medicare | $48,824 |
Part D prescriptions in 2024
| Prescriptions (claims) | 116 · 160 30-day fills |
|---|---|
| Patients | 53 |
| Total drug cost | $5,446 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Medical groups
- Poudre Valley Medical Group LLCDenver, CO · 2,440 clinicians
- Regional West Physicians ClinicScottsbluff, NE · 138 clinicians
Hospital affiliations
- Cheyenne Regional Medical CenterCheyenne, WY
- Medical Center of the RockiesLoveland, CO
- Poudre Valley HospitalFort Collins, CO
- Regional West Medical CenterScottsbluff, NE
- Uchealth Greeley HospitalGreeley, CO
Industry payments (Open Payments)
- 2025$25,145 · 3 payments from 2 companies
- 2024$786.00 · 10 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $25,023 | 2 |
| Mentor Worldwide LLC | $121.51 | 1 |
What the 2025 payments were for
- Grant$25,000 · 1 payment
- Food and Beverage$144.58 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 general surgeons in Fort Collins · All general surgeons in Colorado