Robert Carlyle Grumet, M.D.
NPI 1508055393ActiveIndividual· Orthopaedic Surgery, Sports Medicine· Orange, CA
Orthopaedic Surgery, Sports Medicine (M.D.) in Orange, California, trained at University of Southern California Keck School of Medicine (class of 2003). 505 Medicare patients in 2024, $543,760 paid; nearly all of their 140 Part D prescriptions were generic (95%). Zimmer Biomet Holdings, Inc. was the largest of 6 companies reporting payments in 2025, $445.60 in all, mostly food and beverage.
Overview
| NPI | 1508055393 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 17, 2007 |
| Last updated in NPPES | Feb 7, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Sports Medicine Primary | 207XX0005X | A88210 | 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 - Sports Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 505 |
|---|---|
| Services billed | 77,620 across 58 procedure codes |
| Paid by Medicare | $543,760 |
Part D prescriptions in 2024
| Prescriptions (claims) | 140 · 168 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $4,027 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Sports Medicine |
| Secondary specialties | Orthopedic Surgery |
Medical group
- Orthopaedic Specialty Institute Medical Group of Orange CountyNewport Beach, CA · 64 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Providence St. Joseph HospitalOrange, CA
Industry payments (Open Payments)
- 2025$445.60 · 7 payments from 6 companies
- 2024$288.19 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $177.14 | 2 |
| Miach Orthopaedics, Inc. | $148.98 | 1 |
| Vericel Corporation | $47.31 | 1 |
| Saxum Surgical, Inc. | $40.61 | 1 |
| Depuy Synthes Sales Inc. | $17.69 | 1 |
What the 2025 payments were for
- Food and Beverage$445.60 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery, Sports Medicine providers in Orange
- 1922661362
- 1215424452
- 1124015409
- 1881031177
- 1144608381
- 1902243934
- 1770564718
- 1487641593
- 1134116411
- 1225025331
- 1992792097
- 1235438482
All Orthopaedic Surgery, Sports Medicine providers in California →