Robert Hoo, MD
NPI 1952496218ActiveIndividual· Anesthesiology· Santa Ana, CA
Anesthesiology (MD) in Santa Ana, California, trained at Hahnemann University College of Medicine (class of 1992). Medicare paid $25,343 for services to 143 patients in 2024. Depuy Synthes Sales Inc. was the largest of 2 companies reporting payments in 2025, $168.40 in all, mostly food and beverage.
Overview
| NPI | 1952496218 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 4, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | G78736 | 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 - Anesthesiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 143 |
|---|---|
| Services billed | 177 across 45 procedure codes |
| Paid by Medicare | $25,343 |
Education and affiliations
| Medical school | Hahnemann University College of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Anesthesiology |
Medical group
- Orange Coast Anesthesia IncGlendale, CA · 87 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$168.40 · 2 payments from 2 companies
- 2024$24.35 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $137.91 | 1 |
| Merck Sharp & Dohme LLC | $30.49 | 1 |
What the 2025 payments were for
- Food and Beverage$168.40 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 48 anesthesiologists in Santa Ana · All anesthesiologists in California