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

Internal Medicine

Andrew S. Ing, MD

Sees patients in Baldwin Park, CA · Mission Hills, CA · San Dimas, CA · California

Summary

Andrew S. Ing, MD (Internal Medicine) is enrolled with Medicare at 3 practice locations in Baldwin Park, CA, Mission Hills, CA and San Dimas, CA. NPI 1053409714. 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 Andrew S. Ing, 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
30Years since medical school (graduated 1996)
New York University School Of MedicineMedical school
MaleGender (as listed)
Southern California Permanente Medical GroupGroup practice (+1 more)

Quick answers

Where does Andrew S. Ing see patients?
Medicare's clinician data lists 3 practice locations, including Baldwin Park, CA, Mission Hills, CA and San Dimas, CA. Call before your visit to confirm the address.
What is Andrew S. Ing's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Andrew S. Ing accept Medicare assignment?
Yes. Medicare's clinician data says Andrew S. Ing 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 Andrew S. Ing?
(626) 851-1011, as listed in official Medicare / NPI Registry data.
What is Andrew S. Ing's NPI number?
1053409714. 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 Andrew S. Ing is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Andrew S. Ing as a member of these groups (CMS data updated 2026-10-02).

  • Southern California Permanente Medical Group11,293 clinicians in the group
  • Providence Facey Medical Foundation385 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Baldwin Park

Clinicians with the same Medicare primary specialty in Baldwin Park, CA — not a recommendation.

All internal medicine doctors in Baldwin Park →

Clinician information

CredentialMD
Medical schoolNew York University School Of Medicine
Graduation year1996
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1053409714
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