Mary Mahiquez Sinclair, PHYSICIAN ASSISTANT
NPI 1770063604ActiveIndividual· Physician Assistant· Jacksonville, NC
Physician Assistant (PHYSICIAN ASSISTANT) with Coastal Carolina Neuropsychiatric Center PA, practicing in Jacksonville, North Carolina. Their prescriptions cost Medicare Part D more than their services did: $118,616 for 1,551 claims, against $2,333 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 10 companies reporting payments in 2025, $2,523 in all, mostly food and beverage.
Overview
| NPI | 1770063604 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHYSICIAN ASSISTANT |
| Sole proprietor | No |
| NPI issued | Aug 20, 2018 |
| Last updated in NPPES | May 5, 2025 |
| Certified by provider | May 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | NC |
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 - Physician Assistant (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 27 across 3 procedure codes |
| Paid by Medicare | $2,333 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,551 · 1,816 30-day fills |
|---|---|
| Patients | 356 |
| Total drug cost | $118,616 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Coastal Carolina Neuropsychiatric Center PAWilmington, NC · 28 clinicians
Industry payments (Open Payments)
- 2025$2,523 · 112 payments from 10 companies
- 2024$397.43 · 21 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $650.58 | 20 |
| Alkermes, Inc. | $460.60 | 20 |
| Otsuka America Pharmaceutical, Inc. | $450.05 | 24 |
| Teva Pharmaceuticals USA, Inc. | $319.70 | 16 |
| Abbvie Inc. | $254.11 | 13 |
What the 2025 payments were for
- Food and Beverage$2,412 · 111 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 73 physician assistants in Jacksonville · All physician assistants in North Carolina