Quick answers
- Which hospitals does Brian S. Lim work at?
- Medicare's official clinician data lists Brian S. Lim at 3 hospitals: Hoag Memorial Hospital Presbyterian, Memorialcare Saddleback Medical Center and Providence Mission Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian S. Lim see patients?
- Medicare's clinician data lists 2 practice locations, including Newport Beach, CA and Murrieta, CA. Call before your visit to confirm the address.
- What is Brian S. Lim's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Gastroenterology.
- Does Brian S. Lim accept Medicare assignment?
- Yes. Medicare's clinician data says Brian S. Lim 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.
- Does Brian S. Lim offer telehealth?
- Medicare's clinician data says Brian S. Lim offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Brian S. Lim?
- (949) 760-0398, as listed in official Medicare / NPI Registry data.
- What is Brian S. Lim's NPI number?
- 1063455210. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian S. Lim works
Medicare's Facility Affiliation Data lists Brian S. Lim at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · CCN 050224
- Memorialcare Saddleback Medical CenterLaguna Hills, CA · Acute Care Hospital · CCN 050603
- Providence Mission HospitalMission Viejo, CA · Acute Care Hospital · CCN 050567
Practice locations
Addresses where Brian S. Lim is enrolled with Medicare (CMS data updated 2026-10-02).
- 400 Newport Ctr Dr, Suite 609Newport Beach, CA 92660 (949) 760‑0398
- 40663 Murrieta Hot Springs Rd, Suite C1Murrieta, CA 92562 (951) 200‑6791
Group practices
Medicare enrollment lists Brian S. Lim as a member of this group (CMS data updated 2026-10-02).
- United Medical Doctors173 clinicians in the group
Specialties
- Internal Medicineprimary
- Gastroenterologyalso
Other internal medicine doctors in Newport Beach
Clinicians with the same Medicare primary specialty in Newport Beach, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Chicago College Of Medicine And Surgery |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1063455210 |
| 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