William L. Gillaspie, MD
NPI 1467582239ActiveIndividual· Family Medicine· Wheat Ridge, CO
Family Medicine (MD) in Wheat Ridge, Colorado, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $226,313 for 4,827 claims, against $1,079 paid for services in 2024.
Overview
| NPI | 1467582239 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 7, 2007 |
| Last updated in NPPES | Jun 8, 2021 |
| Certified by provider | Jun 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 43272 | CO |
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 - Family Practice (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 110 across 15 procedure codes |
| Paid by Medicare | $1,079 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,827 · 12,538 30-day fills |
|---|---|
| Patients | 413 |
| Total drug cost | $226,313 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Family Practice |
Medical group
- Colorado Permanente Medical Group PCDenver, CO · 1,327 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
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