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Memorial Hermann Medical Group Cardiology Southwest - Sugar Land Office

16902 Southwest Freeway
Ste 210
Sugar Land, TX 77479

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Meet The Sugar Land Cardiology Southwest Medical Providers

Dr. David A. Portugal

Dr. David A. Portugal, M.D.
Interventional Cardiology

About Your MHMG Sugar Land Southwest Cardiology Clinic

Memorial Hermann Medical Group (MHMG) Cardiology Southwest-Sugar Land combines skilled professionals and state-of-the-art technology to deliver highest-quality, patient-centered care of cardiology services to the Sugar Land and Fort Bend County communities.

Our team of experienced cardiology specialists focuses on timely prevention and intervention that minimize the risk of heart attack and stroke, but central to our practice are patient care and empathetic relationships with patients based on two-way communication and trust.

Why should MHMG be your first choice for health care? At MHMG Cardiology Southwest-Sugar Land, you have access to:

  • Conveniently located state-of-the-art diagnosis and treatment doctor's office for cardiology patients in Sugar Land, New Territory, First Colony, Telfair, Sweetwater, Alief, Mission Bend, Greatwood, Pecan Grove, Richmond, Rosenberg and nearby communities
  • The wealth of clinical resources provided by the Memorial Hermann Medical Group – one of the Houston area’s largest and most experienced physician networks
  • MHMG’s convenient 24/7 online patient portal

Using state-of-the-art diagnostic tools to determine risk factors or the presence of heart disease, our physicians diagnose and treat a complete spectrum of congenital and acquired heart conditions including valve defects, heart failure, heart attack and coronary artery disease. Our services range from basic screening tests to 64-slice CT (computerized tomography) coronary and peripheral vascular angiography.

Our highly experienced specialists also provide leading-edge interventional procedures to treat cardiac and peripheral vascular disease.

Dr. Carter Grinstead is board certified in internal medicine with subspecialty certifications in cardiovascular diseases and interventional cardiology. He earned his medical degree from The University of Texas Southwestern Medical School in Dallas and completed his internship and residential training at Parkland Memorial Hospital and Veterans Administration Medical Center in Dallas. He completed a fellowship in congestive cardiac failure and transplantation at Baylor College of Medicine in Houston. Dr. Grinstead treats patients 18 years and older. His clinical interests include pacemakers, cardiac catheterization and angioplasty stenting.

Dr. J. R. Soto graduated with honors from the University of Puerto Rico School of Medicine in San Juan. He completed his internship, residency and a fellowship in cardiology at Baylor College of Medicine in Houston. Dr. Soto is board certified in internal medicine, cardiology, interventional cardiology, nuclear cardiology and echocardiography. His clinical interests are general cardiology, heart failure and cardiac intervention. He is fluent in Spanish and treats 15 years and older.

Dr. Sanford Lubetkin earned his medical degree from Georgetown University School of Medicine in Washington, D.C., and completed internship and fellowship training from Baylor College of Medicine in Houston. Dr. Lubetkin is board certified in internal medicine, cardiovascular disease and managed care. His clinical interests are preventive cardiology and treating cardiovascular disease, hypertension and increased cholesterol.

Dr. Jon McGregor earned his medical degree at The University of Texas Medical Branch-Galveston (UTMB). He completed a general surgery internship at Ochsner Clinic in New Orleans, an internal medicine internship and residency at Baylor College of Medicine in Houston, and a fellowship at UTMB. He is board certified in internal medicine, cardiovascular disease and echocardiography.

Dr. David Portugal earned his medical degree at University of Texas Health Science Center at Houston (UTHealth) Medical School and completed a residency and fellowship at Tufts University School of Medicine in Boston. Dr. Portugal is board certified in internal medicine with subspecialty certifications in cardiovascular diseases, nuclear cardiology and interventional cardiology. His clinical interests include clogged arteries, blockages, congestive cardiac failure and minimally invasive procedures for heart disease prevention and intervention.

Memorial Hermann Medical Group Cardiology Southwest’s Sugar Land office is conveniently located on the Southwest Freeway at First Colony Boulevard near First Colony Mall.

Patient Testimonials

All I can say is good experience. Keep on the good service. - Anonymous

I have recommended Dr. Portugal to others. - Patient of Dr. Portugal