Diego Gabriel Espinosa Heidmann, M.D.
NPI 1891913380ActiveIndividual· Ophthalmology· Greenville, SC
Ophthalmology (M.D.) with Wellstar Medical Group LLC and 1 other group, practicing in Greenville, South Carolina. In 2024 Medicare paid $126,832 for 536 patients, and Part D covered 400 of their prescriptions, 78% of them generic. Astellas Pharma US Inc was the largest of 3 companies reporting payments in 2025, $343.11 in all, mostly food and beverage. Lists Wellstar McG Health, Affiliated With Med Col as a hospital affiliation.
Overview
| NPI | 1891913380 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Jun 4, 2026 |
| Certified by provider | Jun 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 40446 | SC |
| Ophthalmology, Retina Specialist | 207WX0107X | 40446 | SC |
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 (GA); Practitioner - Ophthalmology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 536 |
|---|---|
| Services billed | 2,887 across 26 procedure codes |
| Paid by Medicare | $126,832 |
Part D prescriptions in 2024
| Prescriptions (claims) | 400 · 736 30-day fills |
|---|---|
| Patients | 112 |
| Total drug cost | $32,261 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical groups
- Wellstar Medical Group LLCMarietta, GA · 3,093 clinicians
- Clemson Eye PASumter, SC · 52 clinicians
Hospital affiliation
- Wellstar McG Health, Affiliated With Med ColAugusta, GA
Industry payments (Open Payments)
- 2025$343.11 · 5 payments from 3 companies
- 2024$300.36 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $140.00 | 1 |
| Amgen Inc. | $136.00 | 2 |
| Genentech USA, Inc. | $67.11 | 2 |
What the 2025 payments were for
- Food and Beverage$343.11 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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