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Internal Medicine

Wei-Ning K. Sun, MD

Works at hospitals in Houston, TX · Texas

Summary

Wei-Ning K. Sun, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Houston, TX. NPI 1780189506. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Wei-Ning K. Sun, 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
8Years since medical school (graduated 2018)
MaleGender (as listed)
Medical Center Hospitalist Associates PLLCGroup practice

Quick answers

Which hospitals does Wei-Ning K. Sun work at?
Medicare's official clinician data lists Wei-Ning K. Sun at 2 hospitals: Houston Methodist Hospital and Houston Methodist West Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Wei-Ning K. Sun see patients?
Medicare's clinician data lists 1 practice location in Houston, TX. Call before your visit to confirm the address.
What is Wei-Ning K. Sun's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Wei-Ning K. Sun accept Medicare assignment?
Yes. Medicare's clinician data says Wei-Ning K. Sun 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 Wei-Ning K. Sun?
(713) 426-9171, as listed in official Medicare / NPI Registry data.
What is Wei-Ning K. Sun's NPI number?
1780189506. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Wei-Ning K. Sun works

Medicare's Facility Affiliation Data lists Wei-Ning K. Sun at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Wei-Ning K. Sun is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Wei-Ning K. Sun as a member of this group (CMS data updated 2026-10-02).

  • Medical Center Hospitalist Associates PLLC33 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

All internal medicine doctors in Houston →

Clinician information

CredentialMD
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780189506
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians