Gary R. Stier, M.D.
NPI 1134143902ActiveIndividual· Anesthesiology· Loma Linda, CA
Anesthesiology (M.D.) in Loma Linda, California, trained at Loma Linda University School of Medicine (class of 1983). Medicare paid $1,769 for services to 11 patients in 2024. Masimo Corporation was the largest of 2 companies reporting payments in 2025, $100.12 in all, mostly travel and lodging.
Overview
| NPI | 1134143902 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 26, 2006 |
| Last updated in NPPES | Dec 22, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | G52843 | CA |
| Internal Medicine | 207R00000X | G52843 | CA |
| Anesthesiology, Critical Care Medicine | 207LC0200X | G52843 | 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 - Anesthesiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 11 |
|---|---|
| Services billed | 11 across 10 procedure codes |
| Paid by Medicare | $1,769 |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Anesthesiology |
Medical group
- Faculty Physicians and Surgeons of LlusmLoma Linda, CA · 1,315 clinicians
Hospital affiliation
- Riverside University Health System-Medical CenterMoreno Valley, CA
Industry payments (Open Payments)
- 2025$100.12 · 2 payments from 2 companies
- 2024$51.84 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Masimo Corporation | $70.15 | 1 |
| Vertex Pharmaceuticals Incorporated | $29.97 | 1 |
What the 2025 payments were for
- Travel and Lodging$70.15 · 1 payment
- Food and Beverage$29.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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