Quick answers
- Which hospitals does Hansen Kwok work at?
- Medicare's official clinician data lists Hansen Kwok at 3 hospitals: Mercy General Hospital, Sutter Medical Center, Sacramento and Sutter Roseville Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Hansen Kwok see patients?
- Medicare's clinician data lists 1 practice location in Sacramento, CA. Call before your visit to confirm the address.
- What is Hansen Kwok's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Hansen Kwok accept Medicare assignment?
- Yes. Medicare's clinician data says Hansen Kwok accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Hansen Kwok?
- (916) 454-1604, as listed in official Medicare / NPI Registry data.
- What is Hansen Kwok's NPI number?
- 1992896286. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Hansen Kwok works
Medicare's Facility Affiliation Data lists Hansen Kwok at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy General HospitalSacramento, CA · Acute Care Hospital · CCN 050017
- Sutter Medical Center, SacramentoSacramento, CA · Acute Care Hospital · CCN 050108
- Sutter Roseville Medical CenterRoseville, CA · Acute Care Hospital · CCN 050309
Practice locations
Addresses where Hansen Kwok is enrolled with Medicare (CMS data updated 2026-10-02).
- 2801 K St, Suite 505Sacramento, CA 95816 (916) 454‑1604
Group practices
Medicare enrollment lists Hansen Kwok as a member of this group (CMS data updated 2026-10-02).
- Hansen Kwok MD Inc2 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in Sacramento
Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992896286 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians