Amy Chang, OD
NPI 1477865350ActiveIndividual· Optometrist· Niwot, CO
Opted out of Medicare from July 2021 to July 2027. Optometrist (OD) in Niwot, Colorado, licensed in CO, with an NPI issued in July 2010. Part D covered 14 prescriptions written in 2024. Genentech USA, Inc. reported $103.64 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1477865350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Jul 8, 2010 |
| Last updated in NPPES | Feb 15, 2026 |
| Certified by provider | Feb 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OPT.0003617 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jul 1, 2021 – Jul 1, 2027 |
| Can order and refer | No |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 14 · 14 30-day fills |
|---|---|
| Total drug cost | $415.34 |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Optometry |
Industry payments (Open Payments)
- 2024$103.64 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $103.64 | 1 |
What the 2024 payments were for
- Food and Beverage$103.64 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Optometrist providers in Niwot
- 1720679558