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

Internal Medicine

Kai Y. Ng, MD

Sees patients in San Francisco, CA · California

Summary

Kai Y. Ng, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in San Francisco, CA. NPI 1376621904. 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 Kai Y. Ng, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
28Years since medical school (graduated 1998)
FemaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Where does Kai Y. Ng see patients?
Medicare's clinician data lists 2 practice locations, including San Francisco, CA. Call before your visit to confirm the address.
What is Kai Y. Ng's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Kai Y. Ng accept Medicare assignment?
Yes. Medicare's clinician data says Kai Y. Ng 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 Kai Y. Ng offer telehealth?
Medicare's clinician data says Kai Y. Ng offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Kai Y. Ng?
(415) 833-2000, as listed in official Medicare / NPI Registry data.
What is Kai Y. Ng's NPI number?
1376621904. 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 Kai Y. Ng is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Kai Y. Ng as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Francisco

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

All internal medicine doctors in San Francisco →

Clinician information

CredentialMD
Graduation year1998
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1376621904
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