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

Cardiac Electrophysiology

Asif Sewani, MD

Works at hospitals in San Antonio, TX · Texas

Summary

Asif Sewani, MD (Cardiac Electrophysiology) is listed by Medicare at 1 hospital in San Antonio, TX. NPI 1245434836. 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 Asif Sewani, 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

Cardiac ElectrophysiologyPrimary specialty
YesAccepts Medicare assignment
27Years since medical school (graduated 1999)
MaleGender (as listed)
CHRISTUS Trinity Clinic TexasGroup practice (+1 more)

Quick answers

Which hospitals does Asif Sewani work at?
Medicare's official clinician data lists Asif Sewani at 1 hospital: CHRISTUS Santa Rosa Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Asif Sewani see patients?
Medicare's clinician data lists 7 practice locations, including San Antonio, TX, Tyler, TX and Pine Bluff, AR. Call before your visit to confirm the address.
What is Asif Sewani's specialty?
Medicare lists Cardiac Electrophysiology as the primary specialty, and also Internal Medicine.
Does Asif Sewani accept Medicare assignment?
Yes. Medicare's clinician data says Asif Sewani 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 Asif Sewani?
(830) 643-7000, as listed in official Medicare / NPI Registry data.
What is Asif Sewani's NPI number?
1245434836. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Asif Sewani works

Medicare's Facility Affiliation Data lists Asif Sewani 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 Asif Sewani is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Asif Sewani as a member of these groups (CMS data updated 2026-10-02).

  • CHRISTUS Trinity Clinic Texas1,540 clinicians in the group
  • South Arkansas Cardiology, P.L.L.C.4 clinicians in the group

Specialties

Find other Cardiac Electrophysiology doctors in Texas →

Other cardiac electrophysiologists in San Antonio

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

All cardiac electrophysiologists in San Antonio →

Clinician information

CredentialMD
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1245434836
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