Clark William Walker, M.D.
NPI 1508956699ActiveIndividual· Otolaryngology· Lone Tree, CO
Otolaryngology (M.D.) in Lone Tree, Colorado, licensed in CO, with an NPI issued in October 2006. In 2024 Medicare paid $71,386 for 288 patients, and Part D covered 299 of their prescriptions, 72% of them generic. Glaxosmithkline, LLC. was the largest of 3 companies reporting payments in 2024, $57.78 in all, mostly food and beverage.
Overview
| NPI | 1508956699 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 13, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 43076 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 288 |
|---|---|
| Services billed | 2,137 across 50 procedure codes |
| Paid by Medicare | $71,386 |
Part D prescriptions in 2024
| Prescriptions (claims) | 299 · 467 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $8,687 |
| Generic share | 72% of claims |
Industry payments (Open Payments)
- 2024$57.78 · 3 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $24.00 | 1 |
| Genzyme Corporation | $18.76 | 1 |
| Amneal Pharmaceuticals LLC | $15.02 | 1 |
What the 2024 payments were for
- Food and Beverage$57.78 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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