Quick answers
- Which hospitals does Stephen C. Lui work at?
- Medicare's official clinician data lists Stephen C. Lui at 3 hospitals: Coast Plaza Hospital, Memorialcare Long Beach Medical Center and Saint Francis Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Stephen C. Lui see patients?
- Medicare's clinician data lists 2 practice locations, including Fountain Valley, CA and Lynwood, CA. Call before your visit to confirm the address.
- What is Stephen C. Lui's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Stephen C. Lui accept Medicare assignment?
- Medicare's clinician data says Stephen C. Lui may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Stephen C. Lui offer telehealth?
- Medicare's clinician data says Stephen C. Lui offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Stephen C. Lui?
- (714) 406-0185, as listed in official Medicare / NPI Registry data.
- What is Stephen C. Lui's NPI number?
- 1891770384. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Stephen C. Lui works
Medicare's Facility Affiliation Data lists Stephen C. Lui at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Coast Plaza HospitalNorwalk, CA · Acute Care Hospital · CCN 050771
- Memorialcare Long Beach Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050485
- Saint Francis Medical CenterLynwood, CA · Acute Care Hospital · CCN 050104
Practice locations
Addresses where Stephen C. Lui is enrolled with Medicare (CMS data updated 2026-10-02).
- 11180 Warner Ave, Suite 353Fountain Valley, CA 92708 (714) 406‑0185
- 3625 Martin Luther King Jr Blvd, Suite 5Lynwood, CA 90262 (310) 763‑7504
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Fountain Valley
Clinicians with the same Medicare primary specialty in Fountain Valley, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Chicago, Pritzker School Of Medicine |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1891770384 |
| 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