Memorial Hermann Medical Group OB/GYN Texas Medical Center
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Memorial Hermann Medical Group OB/GYN Texas Medical Center

Memorial Hermann Medical Plaza
6400 Fannin Ste 2440
Houston, TX 77030
Clinic Hours:

Monday - Friday: 8:30am - 5:00pm

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Meet The Texas Medical Center OB/GYN Medical Providers

Dr. Hector del Castillo, Jr.

Dr. Hector del Castillo, Jr., M.D.
Obstetrics and Gynecology

Dr. Michael Piegari

Dr. Michael Piegari, M.D.
Obstetrics and Gynecology

ScheduleNow Memorial Hermann Medical Group

Dr. Sidra Yunas

Dr. Sidra Yunas, M.D.
Obstetrics and Gynecology

ScheduleNow Memorial Hermann Medical Group


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About Your MHMG Texas Medical Center OB/GYN Clinic

The providers at Texas Medical Center OB/GYN share a passion for women’s health and are committed to the comprehensive care of women of all ages, including mothers-to-be. We are fluent in the latest surgical techniques and offer our patients the latest in next generation technology. Most importantly, we provide highly personalized, quality gynecologic and obstetric care to help you achieve your optimal health. Our services are available for women at any age, at any stage.

Obstetrics Services

We provide compassionate and comprehensive care before, during and after pregnancy, and we offer education and information to help patients prepare for the transition into parenthood. Whether it is your first pregnancy or fifth pregnancy, we are here every step of the way. Our services for expectant mothers include:

  • Pre-pregnancy care and counseling
  • On-site ultrasounds
  • Normal and high-risk pregnancy
  • Vaginal and Cesarean births
  • Complete postpartum care

Gynecology Services

Caring for your reproductive system is an important part of maintaining your health so we work together with you to design a treatment plan that achieves your overall wellness goals. We provide medical care for a wide array of women’s health issues, from preventive care to diagnosis and treatment of more complex gynecological problems. Our gynecologic services include:

  • Routine exams and pap smears
  • Prevention and treatment of sexually transmitted diseases
  • Contraception management
  • Hormonal and menstrual problems
  • Laparoscopic hysterectomy
  • Adolescent gynecology
  • Menopause treatment and counseling
  • Hormone therapy

Texas Medical Center Campus Map

TMC Campus Map