Annie Chang, M.D.
NPI 1699738336ActiveIndividual· Ophthalmology· Arvada, CO
Ophthalmology (M.D.) in Arvada, Colorado, trained at University of Virginia School of Medicine (class of 1996). In 2024 Medicare paid $105,800 for 432 patients, and Part D covered 865 of their prescriptions, 69% of them generic. Tarsus Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $157.43 in all, mostly food and beverage.
Overview
| NPI | 1699738336 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Apr 11, 2006 |
| Last updated in NPPES | Aug 10, 2026 |
| Certified by provider | Aug 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 38919 | 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 - Ophthalmology (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 432 |
|---|---|
| Services billed | 1,349 across 24 procedure codes |
| Paid by Medicare | $105,800 |
Part D prescriptions in 2024
| Prescriptions (claims) | 865 · 1,828 30-day fills |
|---|---|
| Patients | 270 |
| Total drug cost | $114,284 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Virginia School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2025$157.43 · 6 payments from 4 companies
- 2024$254.68 · 8 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $54.96 | 2 |
| Abbvie Inc. | $49.59 | 2 |
| Dompe US, Inc. | $28.88 | 1 |
| Oyster Point Pharma, Inc. | $24.00 | 1 |
What the 2025 payments were for
- Food and Beverage$157.43 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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