Nancy J. Christmas, MD
NPI 1619927456ActiveIndividual· Ophthalmology, Retina Specialist· Denver, CO
Ophthalmology, Retina Specialist (MD) in Denver, Colorado, licensed in CO, with an NPI issued in May 2006. In 2024 Medicare paid $2,440,291 for 692 patients, and Part D covered 111 of their prescriptions, 40% of them generic. Regeneron Healthcare Solutions, Inc. was the largest of 4 companies reporting payments in 2025, $133.37 in all, mostly food and beverage.
Overview
| NPI | 1619927456 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 11, 2006 |
| Last updated in NPPES | Mar 11, 2020 |
| Certified by provider | Mar 11, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | DR.0044428 | CO |
| Ophthalmology | 207W00000X | DR.0044428 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 692 |
|---|---|
| Services billed | 16,379 across 33 procedure codes |
| Paid by Medicare | $2,440,291 |
Part D prescriptions in 2024
| Prescriptions (claims) | 111 · 152 30-day fills |
|---|---|
| Patients | 50 |
| Total drug cost | $4,835 |
| Generic share | 40% of claims |
Industry payments (Open Payments)
- 2025$133.37 · 6 payments from 4 companies
- 2024$354.55 · 16 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $53.05 | 2 |
| Astellas Pharma US Inc | $32.39 | 2 |
| Apellis Pharmaceuticals, Inc. | $29.46 | 1 |
| Harrow Eye, LLC | $18.47 | 1 |
What the 2025 payments were for
- Food and Beverage$133.37 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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