John M. Lancaster, O.D.
NPI 1609951474ActiveIndividual· Optometrist· New Lenox, IL
Optometrist (O.D.) in New Lenox, Illinois, trained at Illinois College of Optometry at Chicago (class of 1973). In 2024 Medicare paid $23,046 for 228 patients, and Part D covered 55 of their prescriptions, 69% of them generic.
Overview
| NPI | 1609951474 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 27, 2006 |
| Last updated in NPPES | Dec 3, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 046-006543 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 228 |
|---|---|
| Services billed | 2,592 across 12 procedure codes |
| Paid by Medicare | $23,046 |
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 105 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $6,371 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Optometry |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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