Mark N. Halikis, MD
NPI 1114914397ActiveIndividual· Orthopaedic Surgery, Hand Surgery· Orange, CA
Orthopaedic Surgery, Hand Surgery (MD) in Orange, California, trained at University of Southern California Keck School of Medicine (class of 1988). 403 Medicare patients in 2024, $171,524 paid; all of their 175 Part D prescriptions were generic. Endo USA, Inc. was the largest of 2 companies reporting payments in 2025, $97.00 in all, mostly food and beverage.
Overview
| NPI | 1114914397 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2005 |
| Last updated in NPPES | Mar 10, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Hand Surgery Primary | 207XS0106X | G68749 | CA |
| Orthopaedic Surgery | 207X00000X | G68749 | CA |
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 - Hand Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 403 |
|---|---|
| Services billed | 2,879 across 82 procedure codes |
| Paid by Medicare | $171,524 |
Part D prescriptions in 2024
| Prescriptions (claims) | 175 · 190 30-day fills |
|---|---|
| Patients | 107 |
| Total drug cost | $1,529 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Hand Surgery |
Medical group
- Orthopaedic Specialty Institute Medical Group of Orange CountyNewport Beach, CA · 64 clinicians
Hospital affiliation
- Providence St. Joseph HospitalOrange, CA
Industry payments (Open Payments)
- 2025$97.00 · 4 payments from 2 companies
- 2024$49.15 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Endo USA, Inc. | $68.57 | 3 |
| Onkos Surgical, Inc. | $28.43 | 1 |
What the 2025 payments were for
- Food and Beverage$97.00 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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