Glenn Douglas Darlington, OD
NPI 1588640783ActiveIndividual· Optometrist· Columbia, MO
Optometrist (OD) in Columbia, Missouri, trained at Illinois College of Optometry at Chicago (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $98,800 for 502 claims, against $4,634 paid for services in 2024. Mallinckrodt Hospital Products Inc. was the largest of 3 companies reporting payments in 2025, $92.31 in all, mostly food and beverage.
Overview
| NPI | 1588640783 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | Oct 21, 2025 |
| Certified by provider | Oct 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 2025012640 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Optometry (AZ); Practitioner - Optometry (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 39 |
|---|---|
| Services billed | 92 across 12 procedure codes |
| Paid by Medicare | $4,634 |
Part D prescriptions in 2024
| Prescriptions (claims) | 502 · 845 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $98,800 |
| Generic share | 46% of claims |
Education and affiliations
| Medical school | Illinois College of Optometry at Chicago |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Optometry |
Medical groups
- Columbia Family Focus Eyecare LLCColumbia, MO · 6 clinicians
- Eldon Family Focus Eyecare LLCEldon, MO · 4 clinicians
Industry payments (Open Payments)
- 2025$92.31 · 4 payments from 3 companies
- 2024$274.95 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mallinckrodt Hospital Products Inc. | $50.35 | 2 |
| Tarsus Pharmaceuticals, Inc. | $24.79 | 1 |
| Johnson & Johnson Vision Care, Inc. | $17.17 | 1 |
What the 2025 payments were for
- Food and Beverage$92.31 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 64 optometrists in Columbia · All optometrists in Missouri