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

Español Near me My list Help
US Patient GuideUSA
Surprise me
Ophthalmology

Erik S. Tu, MD

Sees patients in San Dimas, CA · Irwindale, CA · Panorama City, CA … · California

Summary

Erik S. Tu, MD (Ophthalmology) is enrolled with Medicare at 4 practice locations in San Dimas, CA, Irwindale, CA and Panorama City, CA and other places. NPI 1891843736. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(909) 394‑2526 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Erik S. Tu, 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

4Practice locations
OphthalmologyPrimary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
Icahn School Of Medicine At Mount SinaiMedical school
MaleGender (as listed)
Southern California Permanente Medical GroupGroup practice

Quick answers

Where does Erik S. Tu see patients?
Medicare's clinician data lists 4 practice locations, including San Dimas, CA, Irwindale, CA and Panorama City, CA. Call before your visit to confirm the address.
What is Erik S. Tu's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Erik S. Tu accept Medicare assignment?
Yes. Medicare's clinician data says Erik S. Tu 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 Erik S. Tu?
(909) 394-2526, as listed in official Medicare / NPI Registry data.
What is Erik S. Tu's NPI number?
1891843736. 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 Erik S. Tu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Erik S. Tu as a member of this group (CMS data updated 2026-10-02).

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

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in San Dimas

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

All ophthalmologists in San Dimas →

Clinician information

CredentialMD
Medical schoolIcahn School Of Medicine At Mount Sinai
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1891843736
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