William Choi, MD
NPI 1093811028ActiveIndividual· Neurological Surgery· Greenwood Village, CO
Neurological Surgery (MD) in Greenwood Village, Colorado, trained at McGill University, Faculty of Medicine (class of 1993). 264 Medicare patients in 2024, $250,891 paid; nearly all of their 183 Part D prescriptions were generic (98%). Ctl Medical Corporation was the largest of 10 companies reporting payments in 2025, $57,383 in all, mostly consulting fees.
Overview
| NPI | 1093811028 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Sep 16, 2006 |
| Last updated in NPPES | Feb 28, 2024 |
| Certified by provider | Feb 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 39725 | 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 - Neurosurgery (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 264 |
|---|---|
| Services billed | 775 across 48 procedure codes |
| Paid by Medicare | $250,891 |
Part D prescriptions in 2024
| Prescriptions (claims) | 183 · 183 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $3,352 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | McGill University, Faculty of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical group
- Portercare Adventist Health SystemDenver, CO · 774 clinicians
Hospital affiliations
- Adventhealth Castle RockCastle Rock, CO
- Boulder Community HealthBoulder, CO
- Hca-Healthone DBA Swedish Medical CenterEnglewood, CO
- Heart of the Rockies Regional Medical CenterSalida, CO
- St Mary-Corwin HospitalPueblo, CO
Other facilities
- Enhabit Home HealthHome health agency · Greenwood Village, CO
Industry payments (Open Payments)
- 2025$57,383 · 24 payments from 10 companies
- 2024$806.88 · 18 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ctl Medical Corporation | $57,152 | 15 |
| Avanos Medical | $42.26 | 1 |
| Stryker Corporation | $30.54 | 1 |
| Highridge Medical LLC | $30.27 | 1 |
| Ebi, LLC | $26.82 | 1 |
What the 2025 payments were for
- Consulting Fee$56,555 · 3 payments
- Food and Beverage$618.41 · 20 payments
- Gift$209.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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