Ali Hakim Mesiwala, MD
NPI 1306814868ActiveIndividual· Neurological Surgery· Newport Beach, CA
Neurological Surgery (MD) in Newport Beach, California, trained at University of California, San Francisco School of Medicine (class of 1997). 295 Medicare patients in 2024, $185,111 paid; nearly all of their 270 Part D prescriptions were generic (96%). Si-Bone, Inc. was the largest of 16 companies reporting payments in 2025, $588,116 in all, mostly royalties and licenses.
Overview
| NPI | 1306814868 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 10, 2006 |
| Last updated in NPPES | Sep 5, 2024 |
| Certified by provider | Sep 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | A87133 | CA |
| Neurological Surgery | 207T00000X | MD00042260 | WA |
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 - Neurosurgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 295 |
|---|---|
| Services billed | 790 across 77 procedure codes |
| Paid by Medicare | $185,111 |
Part D prescriptions in 2024
| Prescriptions (claims) | 270 · 286 30-day fills |
|---|---|
| Patients | 106 |
| Total drug cost | $9,812 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Hospital affiliations
- Casa Colina HospitalPomona, CA
- Chapman Global Medical CenterOrange, CA
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- San Antonio Regional HospitalUpland, CA
- St Bernardine Medical CenterSan Bernardino, CA
Other facilities
- Med Care Plus Home Health IncHome health agency · Pasadena, CA
Industry payments (Open Payments)
- 2025$588,116 · 73 payments from 16 companies
- 2024$354,084 · 76 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Si-Bone, Inc. | $457,557 | 9 |
| Neo Spine USA, Inc. | $48,022 | 7 |
| Life Spine, Inc. | $35,146 | 5 |
| Globus Medical, Inc. | $20,166 | 25 |
| Vy Spine LLC | $19,002 | 2 |
What the 2025 payments were for
- Royalty or License$513,908 · 18 payments
- Consulting Fee$66,152 · 9 payments
- Travel and Lodging$6,117 · 11 payments
- Food and Beverage$1,940 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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