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Internal Medicine

Ching Ying Lin, MD

Sees patients in Pasaden, CA · Pasadena, CA · California

Summary

Ching Ying Lin, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in Pasaden, CA and Pasadena, CA. NPI 1447889183. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ching Ying Lin, 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
May acceptAccepts Medicare assignment
6Years since medical school (graduated 2020)
Medical University Of South Carolina College Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Ching Ying Lin see patients?
Medicare's clinician data lists 2 practice locations, including Pasaden, CA and Pasadena, CA. Call before your visit to confirm the address.
What is Ching Ying Lin's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ching Ying Lin accept Medicare assignment?
Medicare's clinician data says Ching Ying Lin may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Ching Ying Lin's NPI number?
1447889183. 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 Ching Ying Lin is enrolled with Medicare (CMS data updated 2026-10-02).

  • 393 E Walnut StPasaden, CA 91188
  • 393 E Walnut St 3rd FlPasadena, CA 91188

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Pasaden

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

All internal medicine doctors in Pasaden →

Clinician information

CredentialMD
Medical schoolMedical University Of South Carolina College Of Medicine
Graduation year2020
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1447889183
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