Monica Nakayama Chan, OD
NPI 1598378416ActiveIndividual· Optometrist· Edmonds, WA
Optometrist (OD) in Edmonds, Washington, trained at Indiana University - School of Optometry (class of 2020). Their prescriptions cost Medicare Part D more than their services did: $224,273 for 1,162 claims, against $53,475 paid for services in 2024. Biotissue Holdings Inc. was the largest of 10 companies reporting payments in 2025, $1,007 in all, mostly food and beverage.
Overview
| NPI | 1598378416 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | Yes |
| NPI issued | Aug 29, 2020 |
| Last updated in NPPES | Jun 15, 2022 |
| Certified by provider | Jun 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 61096720 | WA |
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 - Optometry (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 356 |
|---|---|
| Services billed | 1,132 across 15 procedure codes |
| Paid by Medicare | $53,475 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,162 · 2,477 30-day fills |
|---|---|
| Patients | 354 |
| Total drug cost | $224,273 |
| Generic share | 63% of claims |
Education and affiliations
| Medical school | Indiana University - School of Optometry |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Optometry |
Medical group
- Sight Partners Physicians PCRenton, WA · 59 clinicians
Industry payments (Open Payments)
- 2025$1,007 · 31 payments from 10 companies
- 2024$950.88 · 16 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biotissue Holdings Inc. | $262.04 | 8 |
| Alcon Vision LLC | $256.31 | 6 |
| Bausch & Lomb Americas Inc. | $193.59 | 7 |
| Sun Pharmaceutical Industries Inc. | $136.26 | 3 |
| Johnson & Johnson Surgical Vision, Inc. | $39.50 | 1 |
What the 2025 payments were for
- Food and Beverage$1,007 · 31 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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