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Internal Medicine

Vicente Lam Siu, MD

Works at hospitals in Ballinger, TX · San Angelo, TX · Texas

Summary

Vicente Lam Siu, MD (Internal Medicine) is listed by Medicare at 2 hospitals in Ballinger, TX and San Angelo, TX. NPI 1497958862. 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 Vicente Lam Siu, 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
20Years since medical school (graduated 2006)
University Of Puerto Rico School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Which hospitals does Vicente Lam Siu work at?
Medicare's official clinician data lists Vicente Lam Siu at 2 hospitals: Ballinger Memorial Hospital and Shannon Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Vicente Lam Siu see patients?
Medicare's clinician data lists 2 practice locations, including San Angelo, TX and Abilene, TX. Call before your visit to confirm the address.
What is Vicente Lam Siu's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Vicente Lam Siu accept Medicare assignment?
Yes. Medicare's clinician data says Vicente Lam Siu 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 Vicente Lam Siu offer telehealth?
Medicare's clinician data says Vicente Lam Siu offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Vicente Lam Siu?
(325) 747-1511, as listed in official Medicare / NPI Registry data.
What is Vicente Lam Siu's NPI number?
1497958862. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Vicente Lam Siu works

Medicare's Facility Affiliation Data lists Vicente Lam Siu 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 Vicente Lam Siu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Vicente Lam Siu as a member of these groups (CMS data updated 2026-10-02).

  • Shannon Clinic559 clinicians in the group
  • The West Texas Rehabilitation Center466 clinicians in the group

Specialties

Find other Internal Medicine doctors in Texas →

Other internal medicine doctors in San Angelo

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

All internal medicine doctors in San Angelo →

Clinician information

CredentialMD
Medical schoolUniversity Of Puerto Rico School Of Medicine
Graduation year2006
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1497958862
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