Gregg Philip Hartman, M.D.
NPI 1336105238ActiveIndividual· Orthopaedic Surgery, Sports Medicine· Simi Valley, CA
Orthopaedic Surgery, Sports Medicine (M.D.) in Simi Valley, California, trained at Tulane University School of Medicine (class of 1992). 700 Medicare patients in 2024, $225,277 paid; nearly all of their 116 Part D prescriptions were generic (98%). Pacira Pharmaceuticals Incorporated was the largest of 3 companies reporting payments in 2025, $76.31 in all, mostly food and beverage.
Overview
| NPI | 1336105238 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Jul 14, 2025 |
| Certified by provider | Jul 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Sports Medicine Primary | 207XX0005X | A61757 | CA |
| Orthopaedic Surgery | 207X00000X | A61757 | CA |
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 - Sports Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 700 |
|---|---|
| Services billed | 11,868 across 82 procedure codes |
| Paid by Medicare | $225,277 |
Part D prescriptions in 2024
| Prescriptions (claims) | 116 · 118 30-day fills |
|---|---|
| Patients | 81 |
| Total drug cost | $1,999 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Tulane University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Sports Medicine |
| Secondary specialties | Orthopedic Surgery |
Medical group
- Ventura Orthopedics Medical Group IncOxnard, CA · 72 clinicians
Industry payments (Open Payments)
- 2025$76.31 · 4 payments from 3 companies
- 2024$121.20 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pacira Pharmaceuticals Incorporated | $39.08 | 2 |
| Ossur Americas, Inc. | $20.91 | 1 |
| Bioventus LLC | $16.32 | 1 |
What the 2025 payments were for
- Food and Beverage$76.31 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other sports medicine orthopedic surgeons in Simi Valley
- 1245694462
- 1730150830