Mark Lewis Nelson, MD
NPI 1689647109ActiveIndividual· Ophthalmology· Tacoma, WA
Ophthalmology (MD) in Tacoma, Washington, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 1993). In 2024 Medicare paid $4,258,787 for 1,253 patients, and Part D covered 345 of their prescriptions, 44% of them generic. Genentech USA, Inc. was the largest of 2 companies reporting payments in 2025, $165.82 in all, mostly food and beverage.
Overview
| NPI | 1689647109 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 8, 2006 |
| Last updated in NPPES | Apr 10, 2024 |
| Certified by provider | Apr 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 00043072 | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,253 |
|---|---|
| Services billed | 107,082 across 53 procedure codes |
| Paid by Medicare | $4,258,787 |
Part D prescriptions in 2024
| Prescriptions (claims) | 345 · 467 30-day fills |
|---|---|
| Patients | 137 |
| Total drug cost | $9,767 |
| Generic share | 44% of claims |
Education and affiliations
| Medical school | Uniformed Services Uhs Fe Hebert School of Med |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Ophthalmology |
Medical group
- Sound Retina PsTacoma, WA · 6 clinicians
Hospital affiliation
- Tacoma General Allenmore HospitalTacoma, WA
Industry payments (Open Payments)
- 2025$165.82 · 3 payments from 2 companies
- 2024$167.06 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $122.95 | 1 |
| Abbvie Inc. | $42.87 | 2 |
What the 2025 payments were for
- Food and Beverage$165.82 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 ophthalmologists in Tacoma · All ophthalmologists in Washington