Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Emergency Medicine

Lisa T. Cheng, MD

Sees patients in San Mateo, CA · San Carlos, CA · Palo Alto, CA · California

Summary

Lisa T. Cheng, MD (Emergency Medicine) is enrolled with Medicare at 4 practice locations in San Mateo, CA, San Carlos, CA and Palo Alto, CA. NPI 1649482886. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Lisa T. Cheng, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
FemaleGender (as listed)
Sutter Bay Medical FoundationGroup practice

Quick answers

Where does Lisa T. Cheng see patients?
Medicare's clinician data lists 4 practice locations, including San Mateo, CA, San Carlos, CA and Palo Alto, CA. Call before your visit to confirm the address.
What is Lisa T. Cheng's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Lisa T. Cheng accept Medicare assignment?
Yes. Medicare's clinician data says Lisa T. Cheng 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 Lisa T. Cheng?
(650) 696-5400, as listed in official Medicare / NPI Registry data.
What is Lisa T. Cheng's NPI number?
1649482886. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Lisa T. Cheng is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Lisa T. Cheng as a member of this group (CMS data updated 2026-10-02).

  • Sutter Bay Medical Foundation3,829 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in San Mateo

Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.

All emergency medicine doctors in San Mateo →

Clinician information

CredentialMD
Graduation year2003
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649482886
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians