Ben Wayuan Chang, MD
NPI 1891909545ActiveIndividual· Anesthesiology· Lakewood, CO
Anesthesiology (MD) in Lakewood, Colorado, trained at Washington University School of Medicine (class of 2000). Medicare paid $33,621 for services to 143 patients in 2024. Medtronic, Inc. was the largest of 8 companies reporting payments in 2025, $1,103 in all, mostly consulting fees.
Overview
| NPI | 1891909545 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 10, 2007 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 46764 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 143 |
|---|---|
| Services billed | 282 across 69 procedure codes |
| Paid by Medicare | $33,621 |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Anesthesiology |
Medical groups
- Catholic Health Initiatives ColoradoLakewood, CO · 1,225 clinicians
- US Anesthesia Partners of Colorado IncGreenwood Village, CO · 461 clinicians
Hospital affiliations
- Centura Health-St Anthony HospitalLakewood, CO
- Orthocolorado Hosp at St Anthony Med CampusLakewood, CO
Industry payments (Open Payments)
- 2025$1,103 · 8 payments from 8 companies
- 2024$1,742 · 9 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $776.00 | 1 |
| Werfen USA LLC | $147.67 | 1 |
| Pacira Pharmaceuticals Incorporated | $48.36 | 1 |
| Edwards Lifesciences Corporation | $41.14 | 1 |
| Abiomed | $24.85 | 1 |
What the 2025 payments were for
- Consulting Fee$776.00 · 1 payment
- Food and Beverage$326.72 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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