Welcome to Green Valley OB/GYN

Overall patient rating:

Established more than 70 years ago, Green Valley OB/GYN is one of the oldest and most respected medical practices in the Triad. Our practice is comprised of board-certified obstetricians and gynecologists with decades of combined experience in caring for the healthcare needs of the women in Greensboro, North Carolina, and the surrounding areas.

In addition to providing a wide range of obstetric and gynecological services and procedures, the physicians and medical professionals at Green Valley OB/GYN have extensive experience in the management of both high- and low-risk pregnancies.

Their experience is backed by the group’s dedication to continued training and education. All members of our team use the latest minimally invasive surgical techniques and advanced laparoscopic and hysteroscopic surgical methods to solve many gynecological problems that formerly required major surgery.

We are committed to providing high-quality, patient-centered care to women in all stages of life from adolescence to post-menopause.

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About Our Practice

  • Providers

  • Services

  • Links And Forms

  • Locations

  • Contact Us

  • Sidney Callahan

  • Dyanna Clark

  • Michelle A. Horvath

  • Michelle Marinone

  • Kendra H. Ross

  • Robert M. Wein


We Provide The Following Services

  • Obstetrics + Reproduction
  • Pregnancy Care and Delivery
  • Contraception
  • Ultrasound and Imaging
  • Gynecology + Wellness
  • Annual Exams
  • Menopause
  • Urogynecology

Green Valley OB/GYN: Greensboro

  • Monday: 8:00 AM - 5:00 PM
  • Tuesday: 8:00 AM - 5:00 PM
  • Wednesday: 8:00 AM - 5:00 PM
  • Thursday: 8:00 AM - 5:00 PM
  • Friday: 8:00 AM - 5:00 PM

Send Us a Message

    Patient Reviews

    Overall patient rating for Green Valley OB/GYN:

    Annual Well Woman Exam

    Everyone was kind, polite and efficient.

    Lab Work

    Dr. Wein answered all my questions, was very helpful in figuring out a treatment for my pain

    Annual Well Woman Exam

    Dr. Horvath is totally awesome! She listens to understand her patients and then provide the care we need.

    Gynecological Problem Visit

    She was very caring and listened to me. Her staff was also very kind.

    Annual Well Woman Exam

    Staff was kind and helpful

    Annual Well Woman Exam

    No long wait and good question asked

    Annual Well Woman Exam

    Michelle is a kind and caring physician and treats the patient as a whole person

    Annual Well Woman Exam

    Dr Ross listen and laugh

    Annual Well Woman Exam

    The dr. spent a lot of time with me and made suggestions that worked for me.

    Annual Well Woman Exam

    Dr. Callahan is always so pleasant. She makes you feel comfortable regardless of the issue you are being seen for.