Annette F. Okai, MD
NPI 1275755399ActiveIndividual· Psychiatry & Neurology, Neurology· Plano, TX
Psychiatry & Neurology, Neurology (MD) with North Texas Institute of Neurology and Headache, PA, practicing in Plano, Texas. Their prescriptions cost Medicare Part D more than their services did: $1,970,285 for 810 claims, against $230,909 paid for services in 2024. Genentech USA, Inc. was the largest of 27 companies reporting payments in 2025, $36,338 in all, mostly consulting fees. Lists Texas Health Presbyterian Hospital Plano as a hospital affiliation.
Overview
| NPI | 1275755399 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 2, 2007 |
| Last updated in NPPES | Apr 14, 2021 |
| Certified by provider | Apr 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | N1030 | TX |
| Psychiatry & Neurology, Neurology | 2084N0400X | MD425572 | PA |
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 - Neurology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 63 |
|---|---|
| Services billed | 961 across 19 procedure codes |
| Paid by Medicare | $230,909 |
Part D prescriptions in 2024
| Prescriptions (claims) | 810 · 1,420 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $1,970,285 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- North Texas Institute of Neurology and Headache, PAFrisco, TX · 6 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$36,338 · 156 payments from 27 companies
- 2024$55,629 · 188 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genentech USA, Inc. | $15,434 | 27 |
| Merck Kgaa | $11,120 | 2 |
| Genzyme Corporation | $2,790 | 4 |
| Invivyd Inc | $2,135 | 1 |
| Genentech, Inc. | $1,353 | 2 |
What the 2025 payments were for
- Consulting Fee$24,224 · 6 payments
- Travel and Lodging$6,940 · 7 payments
- Food and Beverage$5,174 · 143 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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