John Braxton Cason, M.D.
NPI 1255494001ActiveIndividual· Ophthalmology· Phoenix, AZ
Ophthalmology (M.D.) in Phoenix, Arizona, trained at George Washington University School of Medicine (class of 2000). In 2024 Medicare paid $303,184 for 688 patients, and Part D covered 782 of their prescriptions, 64% of them generic. Glaukos Corporation was the largest of 8 companies reporting payments in 2025, $4,266 in all, mostly consulting fees.
Overview
| NPI | 1255494001 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 19, 2006 |
| Last updated in NPPES | Sep 15, 2023 |
| Certified by provider | Sep 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 66457 | AZ |
| Ophthalmology | 207W00000X | C54100 | CA |
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 - Ophthalmology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 688 |
|---|---|
| Services billed | 2,367 across 44 procedure codes |
| Paid by Medicare | $303,184 |
Part D prescriptions in 2024
| Prescriptions (claims) | 782 · 1,179 30-day fills |
|---|---|
| Patients | 287 |
| Total drug cost | $309,241 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Ophthalmology |
Medical group
- Millennium Vision IncPhoenix, AZ · 17 clinicians
Industry payments (Open Payments)
- 2025$4,266 · 25 payments from 8 companies
- 2024$4,736 · 34 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaukos Corporation | $2,754 | 5 |
| Tarsus Pharmaceuticals, Inc. | $489.03 | 3 |
| Alcon Vision LLC | $312.53 | 6 |
| Bausch & Lomb Americas Inc. | $257.36 | 3 |
| Rxsight Inc | $236.05 | 2 |
What the 2025 payments were for
- Consulting Fee$2,475 · 2 payments
- Food and Beverage$1,791 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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