Cristina Ferrari Rouiller, O.D.
NPI 1811924855ActiveIndividual· Optometrist· Columbia, MD
Optometrist (O.D.) in Columbia, Maryland, trained at New England College of Optometry (class of 1996). In 2024 Medicare paid $63,250 for 399 patients, and Part D covered 188 of their prescriptions, 68% of them generic. Sight Sciences, Inc. was the largest of 7 companies reporting payments in 2025, $322.57 in all, mostly food and beverage.
Overview
| NPI | 1811924855 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | No |
| NPI issued | Jun 26, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | TA1412 | MD |
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 (DC); Practitioner - Optometry (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 399 |
|---|---|
| Services billed | 940 across 13 procedure codes |
| Paid by Medicare | $63,250 |
Part D prescriptions in 2024
| Prescriptions (claims) | 188 · 345 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $38,249 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | New England College of Optometry |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Optometry |
Medical group
- Medical Eye Center PAOlney, MD · 6 clinicians
Industry payments (Open Payments)
- 2025$322.57 · 11 payments from 7 companies
- 2024$509.47 · 16 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sight Sciences, Inc. | $79.01 | 1 |
| Bausch & Lomb Americas Inc. | $78.25 | 4 |
| Alcon Vision LLC | $57.63 | 2 |
| Tarsus Pharmaceuticals, Inc. | $32.28 | 1 |
| Amgen Inc. | $29.42 | 1 |
What the 2025 payments were for
- Food and Beverage$322.57 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 optometrists in Columbia · All optometrists in Maryland