Marcus L. Allen, MD
NPI 1164481297ActiveIndividual· Ophthalmology, Retina Specialist· Dallas, TX
Ophthalmology, Retina Specialist (MD) in Dallas, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 2000). In 2024 Medicare paid $2,965,810 for 1,239 patients, and Part D covered 1,020 of their prescriptions, 78% of them generic. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $73.02 in all, mostly food and beverage.
Overview
| NPI | 1164481297 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 18, 2006 |
| Last updated in NPPES | Jul 23, 2024 |
| Certified by provider | Jul 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | L8592 | TX |
| Ophthalmology | 207W00000X | L8592 | 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 - Ophthalmology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,239 |
|---|---|
| Services billed | 35,536 across 26 procedure codes |
| Paid by Medicare | $2,965,810 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,020 · 2,035 30-day fills |
|---|---|
| Patients | 305 |
| Total drug cost | $55,148 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Ophthalmology |
Medical group
- Retina Institute of Texas PAArlington, TX · 4 clinicians
Hospital affiliation
- Baylor Surgical Hospital at Las ColinasIrving, TX
Industry payments (Open Payments)
- 2025$73.02 · 3 payments from 2 companies
- 2024$39.87 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $44.02 | 2 |
| Genentech USA, Inc. | $29.00 | 1 |
What the 2025 payments were for
- Food and Beverage$73.02 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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