Christie Mackenzie, O.D.
NPI 1124478128ActiveIndividual· Optometrist· Berkeley, CA
Optometrist (O.D.) in Berkeley, California, trained at State University of New York - State College Optometry (class of 2016). Mostly services rather than prescriptions: Medicare paid $21,936 for 157 patients in 2024, with only 45 Part D claims. Coopervision Inc. was the largest of 3 companies reporting payments in 2025, $90.97 in all, mostly food and beverage.
Overview
| NPI | 1124478128 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | O.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 21, 2016 |
| Last updated in NPPES | Nov 19, 2020 |
| Certified by provider | Nov 19, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Optometrist Primary | 152W00000X | 34419TLG | CA |
| Optometrist | 152W00000X | TA2533 | MD |
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 - Optometry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 157 |
|---|---|
| Services billed | 342 across 15 procedure codes |
| Paid by Medicare | $21,936 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 102 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $8,105 |
| Generic share | 51% of claims |
Education and affiliations
| Medical school | State University of New York - State College Optometry |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Optometry |
Medical groups
- Tania Mantua and Matt H Siu Od A Professional CorporationNovato, CA · 3 clinicians
- Solano Eye Care An Optometric CorporationFairfield, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$90.97 · 5 payments from 3 companies
- 2024$123.70 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Coopervision Inc. | $52.91 | 3 |
| Alcon Vision LLC | $19.19 | 1 |
| Biotissue Holdings Inc. | $18.87 | 1 |
What the 2025 payments were for
- Food and Beverage$90.97 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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