John N. Cheslock, OD
NPI 1790873370ActiveIndividual· Optometrist· Longview, WA
Optometrist (OD) in Longview, Washington, trained at Pacific University - College of Optometry (class of 2002). In 2024 Medicare paid $19,260 for 177 patients, and Part D covered 98 of their prescriptions, 52% of them generic. Bausch & Lomb Americas Inc. was the largest of 2 companies reporting payments in 2025, $269.83 in all, mostly food and beverage.
Overview
| NPI | 1790873370 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Oct 10, 2006 |
| Last updated in NPPES | Dec 20, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | OD00003763 | 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 | 177 |
|---|---|
| Services billed | 363 across 22 procedure codes |
| Paid by Medicare | $19,260 |
Part D prescriptions in 2024
| Prescriptions (claims) | 98 · 155 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $4,000 |
| Generic share | 52% of claims |
Education and affiliations
| Medical school | Pacific University - College of Optometry |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Optometry |
Medical group
- Aeg Washington Professional PCKent, WA · 62 clinicians
Industry payments (Open Payments)
- 2025$269.83 · 5 payments from 2 companies
- 2024$237.05 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bausch & Lomb Americas Inc. | $230.13 | 4 |
| Alcon Vision LLC | $39.70 | 1 |
What the 2025 payments were for
- Food and Beverage$269.83 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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