Mark James Glanzer, OD
NPI 1336121003ActiveIndividual· Optometrist· Mt Pleasant, TX
Optometrist (OD) in Mt Pleasant, Texas, trained at Pacific Medical College (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $916,612 for 3,880 claims, against $362,831 paid for services in 2024. Alcon Vision LLC was the largest of 8 companies reporting payments in 2025, $277.30 in all, mostly food and beverage.
Overview
| NPI | 1336121003 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Nov 17, 2005 |
| Last updated in NPPES | May 15, 2025 |
| Certified by provider | May 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 5400TG | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,662 |
|---|---|
| Services billed | 6,640 across 29 procedure codes |
| Paid by Medicare | $362,831 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,880 · 5,817 30-day fills |
|---|---|
| Patients | 1,195 |
| Total drug cost | $916,612 |
| Generic share | 50% of claims |
Education and affiliations
| Medical school | Pacific Medical College |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Optometry |
Medical group
- Arlington Ophthalmology Association PLLCGun Barrel City, TX · 22 clinicians
Hospital affiliation
- Titus Regional Medical CenterMount Pleasant, TX
Industry payments (Open Payments)
- 2025$277.30 · 13 payments from 8 companies
- 2024$592.51 · 27 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $65.94 | 3 |
| Bausch & Lomb Americas Inc. | $62.31 | 3 |
| Oyster Point Pharma, Inc. | $40.62 | 2 |
| Glaukos Corporation | $30.97 | 1 |
| Sun Pharmaceutical Industries Inc. | $22.75 | 1 |
What the 2025 payments were for
- Food and Beverage$277.30 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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