Gregory James Harbison, MD
NPI 1801425822ActiveIndividual· Orthopaedic Surgery· Stockton, CA
Orthopaedic Surgery (MD) with Ut Physicians, practicing in Stockton, California. Part D covered 41 prescriptions written in 2024, 100% of them generic. Medical Device Business Services, Inc. was the largest of 5 companies reporting payments in 2025, $3,004 in all, mostly travel and lodging. Lists Memorial Hermann - Texas Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1801425822 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 2, 2020 |
| Last updated in NPPES | Sep 16, 2026 |
| Certified by provider | Sep 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | A183430 | CA |
| Orthopaedic Surgery | 207X00000X | V6947 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (CA); Practitioner - Orthopedic Surgery (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 41 · 41 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $189.11 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical group
- Ut PhysiciansHouston, TX · 1,765 clinicians
Hospital affiliations
- Memorial Hermann - Texas Medical CenterHouston, TX
- Memorial Hermann Hospital SystemHouston, TX
- Memorial Hermann Katy HospitalKaty, TX
Industry payments (Open Payments)
- 2025$3,004 · 21 payments from 5 companies
- 2024$1,024 · 9 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medical Device Business Services, Inc. | $1,749 | 10 |
| Synthes Gmbh | $752.43 | 2 |
| Depuy Synthes Sales Inc. | $172.59 | 4 |
| Globus Medical, Inc. | $170.05 | 4 |
| Si-Bone, Inc. | $159.38 | 1 |
What the 2025 payments were for
- Travel and Lodging$2,198 · 5 payments
- Food and Beverage$806.24 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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