Emily Greer Marsh, OD
NPI 1881761377ActiveIndividual· Optometrist· Longview, TX
Optometrist (OD) in Longview, Texas, trained at University of Missouri St Louis - School of Optometry (class of 2002). In 2024 Medicare paid $97,848 for 763 patients, and Part D covered 402 of their prescriptions, 46% of them generic. Abbvie Inc. was the largest of 7 companies reporting payments in 2025, $339.51 in all, mostly food and beverage.
Overview
| NPI | 1881761377 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | OD |
| Sole proprietor | No |
| NPI issued | Nov 29, 2006 |
| Last updated in NPPES | Aug 28, 2025 |
| Certified by provider | Aug 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 10422 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 763 |
|---|---|
| Services billed | 1,662 across 21 procedure codes |
| Paid by Medicare | $97,848 |
Part D prescriptions in 2024
| Prescriptions (claims) | 402 · 539 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $121,691 |
| Generic share | 46% of claims |
Education and affiliations
| Medical school | University of Missouri St Louis - School of Optometry |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Optometry |
Medical group
- Charles L. Heaton, M.D. P.A.Longview, TX · 18 clinicians
Industry payments (Open Payments)
- 2025$339.51 · 13 payments from 7 companies
- 2024$310.69 · 16 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $95.93 | 4 |
| Oyster Point Pharma, Inc. | $61.27 | 2 |
| Alcon Vision LLC | $59.76 | 2 |
| Dompe US, Inc. | $59.70 | 2 |
| Biotissue Holdings Inc. | $27.84 | 1 |
What the 2025 payments were for
- Food and Beverage$339.51 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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