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Memorial Hermann Medical Group Sweetwater

16550 Southwest Fwy
Ste B
Sugar Land, TX 77479
Clinic Hours:
Monday - Friday: 8:00am - 5:00pm
Closed for Lunch Monday - Friday from 12:30pm - 1:30pm

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Meet The Sweetwater Medical Providers

Dr. Peter Kwan

Dr. Peter Kwan, M.D.
Family Medicine

ScheduleNow Memorial Hermann Medical Group

Dr. Jenny Luu

Dr. Jenny Luu, M.D.
Family Medicine

ScheduleNow Memorial Hermann Medical Group

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About Your Sweetwater Family Medicine Clinic

Memorial Hermann Medical Group (MHMG) Sweetwater Clinic provides highest-quality primary care for family care patients in the Sugar Land area. Our family medicine specialists focus on precise diagnosis and up-to-date treatment, but the heart of our practice is caring and empathetic relationships with patients of all ages – newborns to seniors.

Why should MHMG be your first choice for health care? As an MHMG Sweetwater patient, you have access to:

  • State-of-the-art primary care, diagnosis and treatment at a conveniently located doctor's office for patients in the greater southwest Houston and Sugar Land area, including Sweetwater, New Territory, First Colony, Telfair, 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

Our physicians, who have years of experience in family medicine, focus on building long-lasting relationships with their patients. They are specially trained in diagnosis, treatment and prevention of disease and skilled in managing diabetes, hypertension, infectious diseases, kidney disorders and other chronic conditions.

Dr. Jenny Luu earned her medical degree from Ross University School of Medicine in Dominica, West Indies, and completed her residency in the Family Medicine Residency Program of Houston Methodist San Jacinto Hospital. Dr. Luu is board certified in family medicine. While her special interests are women's health and pediatrics, she sees patients of all age groups and genders. She performs skin tag removal and skin biopsies as well as intrauterine device and Nexplanon placements.

Dr. Gilberto Sustache earned his medical degree from the University of Massachusetts Medical School in Worcester and completed his residency in family medicine in the Memorial Family Practice Residency Training Program in Houston. Board certified in family practice, Dr. Sustache sees teenagers and adults. His primary clinical interests are preventive medicine, hypertension, diabetes and other chronic illnesses. He speaks Spanish.

Dr. Peter Kwan earned his medical degree from The University of Texas Health Science Center at Houston (UTHealth) Medical School and completed his residency in the Family Medicine Residency Program of Houston Methodist San Jacinto Hospital. He is Board certified in family medicine and a Fellow of the American Academy of Family Practice. Dr. Kwan treats patients four and older.

Memorial Hermann Medical Group Sweetwater is conveniently located in Sugar Land’s Town Center Square, which is across from First Colony Mall on the Southwest Freeway (Highway 59) between Highway 6 and First Colony/Sweetwater Blvd.

Patient Testimonials

I have been a patient of Dr. Sustache for over 11 years. He is the best dr. I've ever had. He cares about his patients and he LISTENS to you!!! - Patient of Dr. Sustache

The staff made it (process of scheduling the appointment & checking in) very simple and were very friendly the whole time. - Anonymous

Dr. Luu is an excellent physician. I have recommended several people to her and they have seen & love her. She has an outstanding personality. - Patient of Dr. Luu

Great front office staff & NURSE - (WONDERFUL SMILES WHICH ALWAYS MAKES A PATIENT FEEL BETTER! - Anonymous

Dr. Kwan is an excellent doctor, experienced, knowledgeable, courteous, friendly, caring. - Patient of Dr. Kwan