Stanley Cheung-Kit Hui, M.D.
NPI 1023196888ActiveIndividual· Internal Medicine, Gastroenterology· San Mateo, CA
Internal Medicine, Gastroenterology (M.D.) in San Mateo, California, trained at University of California, San Francisco School of Medicine (class of 1987). Medicare paid $13,897 for services to 76 patients in 2024. Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $245.94 in all, mostly food and beverage.
Overview
| NPI | 1023196888 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Oct 4, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | G66039 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 112 across 14 procedure codes |
| Paid by Medicare | $13,897 |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Alameda Health SystemOakland, CA · 601 clinicians
Hospital affiliation
- Highland HospitalOakland, CA
Industry payments (Open Payments)
- 2025$245.94 · 2 payments from 2 companies
- 2024$663.22 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $123.48 | 1 |
| Olympus America Inc. | $122.46 | 1 |
What the 2025 payments were for
- Food and Beverage$245.94 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Gastroenterology providers in San Mateo
- 1780801001
- 1427054733
- 1306144209
- 1033295662
- 1447318829
- 1184703217
All Internal Medicine, Gastroenterology providers in California →