Dr. Ilyas K. Colombowala
Ilyas K. Colombowala, MD
FACC · FHRS · Cardiac Electrophysiology
Board-certified cardiac electrophysiologist · Houston, Texas
Houston Heart Rhythm 13325 Hargrave Rd, Suite 280
Houston, TX 77070
(832) 478-5067
colombowala.com
Referring Physician Reference · Cardiac Electrophysiology

New patients seen within one week for urgent concerns · same-day note to the referring clinician after every encounter

About Dr. Colombowala

Ilyas K. Colombowala is a board-certified cardiac electrophysiologist at Houston Heart Rhythm and a Clinical Assistant Professor at Baylor College of Medicine. He trained at Dartmouth, earned his MD at Baylor College of Medicine, and completed internal medicine, cardiovascular, and clinical cardiac electrophysiology training, serving as Chief EP Fellow at the Texas Heart Institute.

He founded the first cardiac arrhythmia program in Northwest Montana and went on to serve as Chairman of Cardiology and Co-Director of Cardiac Arrhythmia Services at Saint Alphonsus Regional Medical Center in Boise before returning to Houston.

His practice spans the full range of electrophysiology, complex catheter ablation (AF, atrial flutter, SVT, and VT), pacemaker, defibrillator, CRT, and leadless device implantation, lead extraction, and left atrial appendage closure, with an active interest in AI-enabled cardiac monitoring. Languages: English, Spanish, and Gujarati.

Recognition

  • Castle Connolly Top Doctor, 2019–2026
  • First-in-nation PFA proctor, 2025
  • Board-certified in cardiology & electrophysiology
  • Investigator on multicenter EP & HF trials

Common reasons to refer

  • AFib: new onset, drug-resistant, or ablation evaluation
  • SVT: palpitations with narrow-complex tachycardia
  • VT: NSVT or syncope with structural disease
  • Syncope: unexplained, exertional, or abnormal ECG
  • Heart block / bradycardia: symptomatic or 2°/3°
  • PVCs / PACs: symptomatic or high burden
  • Device decisions: pacer, ICD, CRT, S-ICD, EV-ICD, leadless
  • WATCHMAN / LAA closure evaluation

Reach me directly

Physicians, call or text my cell for an urgent question, or to discuss a patient before referral.

(406) 212-2090

Dr. Colombowala · direct line

Opening
June 2026
New procedure center at the Texas Medical Center, Advanced Cardiovascular Institute, 6624 Fannin St. Catheter ablation, pacemaker, ICD & loop recorder procedures in the TMC. colombowala.com/procedure-center
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For your patient
Plain-language education, conditions, procedures, what to expect.
learn.colombowala.com
QR code for professional.colombowala.com
For clinicians & staff
Clinical reference, conditions, devices, drugs, EP emergencies.
professional.colombowala.com
QR code for the new TMC procedure center
New TMC center
Opening June 2026, ablation & devices in the TMC.
colombowala.com/procedure-center
To refer: call (832) 478-5067 · fax records to the number on file · © 2026 Ilyas K. Colombowala, MD.