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General Surgery

William A. Hopper, MD

Sees patients in San Antonio, TX · Texas

Summary

William A. Hopper, MD (General Surgery) is enrolled with Medicare at 1 practice location in San Antonio, TX. NPI 1063974475. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about William A. Hopper, 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

General SurgeryPrimary specialty
May acceptAccepts Medicare assignment
7Years since medical school (graduated 2019)
University Of Texas Medical School At San AntonioMedical school
MaleGender (as listed)

Quick answers

Where does William A. Hopper see patients?
Medicare's clinician data lists 1 practice location in San Antonio, TX. Call before your visit to confirm the address.
What is William A. Hopper's specialty?
Medicare lists General Surgery as the primary specialty.
Does William A. Hopper accept Medicare assignment?
Medicare's clinician data says William A. Hopper may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is William A. Hopper's NPI number?
1063974475. 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 William A. Hopper is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other General Surgery doctors in Texas →

Other general surgeons in San Antonio

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

All general surgeons in San Antonio →

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical School At San Antonio
Graduation year2019
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1063974475
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