Skip to Main Content

Gynecology and Obstetrics

Gynecologic Subspecialties in Howard County

The Johns Hopkins School of Medicine Gynecology Subspecialty practice at Howard County offers a range of gynecologic services, including specialized care in: fertility/reproductive endocrinology, gynecologic oncology, minimally invasive gynecologic surgery and urogynecology.

How to Find Us

Medical Pavilion at Howard County
10710 Charter Drive
Suite 200
Columbia, MD 21044

Open in Google Maps 

Campus Map

View the campus map (PDF) for detailed information about this location. 

Request An Appointment

For Fertility/Reproductive Endocrinology

Request an appointment by calling us at 410-847-3835.

For Gynecologic Oncology

Request an appointment by calling us at 410-955-8240.

For Minimally Invasive Gynecologic Surgery or Pelvic and Bladder Health/Urogynecology

Request an appointment by calling us at 443-997-0400.

Specialties at Johns Hopkins Howard County Medical Center

Fertility/Reproductive Endocrinology

Offering infertility and fertility preservation consultations for:

  • Infertility Diagnosis & Treatment
  • Reproductive Endocrinology Treatment
  • Fertility Preservation
  • LBGQT+ Family Building
  • Reproductive Surgery
fertility icon

Gynecologic Oncology

Specializing in the treatment of all gynecologic cancers.

  • Cervical, Vaginal & Vulvar Cancers
  • Ovarian, Fallopian Tube & Peritoneal Cancers
  • Pre-cancers & Ovarian Masses
  • Gestational Trophoblastic Disease
  • Uterine (Endometrial) Cancers
Cancer ribbon icon

Minimally Invasive Gynecologic Surgery

Specializing in minimally-invasive surgery for gynecologic concerns:

  • Endometriosis
  • Ovarian/Fallopian Tube Cysts
  • Abnormal & Heavy Periods
  • C-Section Scar Defect
  • Uterine Fibroids
  • Mullerian Anomalies
Robotic surgery icon

Pelvic & Bladder Health/Urogynecology

Specializing in the diagnosis and treatment of pelvic floor disorders including:

  • Urinary Incontinence
  • Vaginal Fistulas
  • Pelvic Organ Prolapse
  • Recurrent UTIs
Icon of pelvic bone

Our Team

Fertility/Reproductive Endocrinology

  • Valerie Lynn Baker, MD MPP

    • Director, Division of Reproductive Endocrinology and Infertility

    Expertise: Reproductive Endocrinology and Infertility, Gynecology

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Katie E. Cameron, MD MBE

    Expertise: Gender Affirming Care, Gynecology, Reproductive Endocrinology and Infertility

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Kamaria C. Cayton Vaught, MD

    Expertise: Reproductive Endocrinology and Infertility, Gynecology

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Endrika Leon Hinton, MD

    Expertise: Gynecology, Reproductive Endocrinology and Infertility

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Pardis Hosseinzadeh, MD MSC

    Expertise: Gynecology, Reproductive Endocrinology and Infertility

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Ziad Rafic Hubayter, MD MPH

    Expertise: Gynecology, Reproductive Endocrinology and Infertility

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Vasiliki Moragianni, MD MSC

    • Medical Director, Fertility Center

    Expertise: Reproductive Endocrinology and Infertility, Gynecology

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • James Segars, MD

    • Director, Division of Reproductive Science and Women’s Health Research

    Expertise: Reproductive Endocrinology and Infertility, Gynecology

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

  • Howard A. Zacur, MD

    Expertise: Gynecology, Reproductive Endocrinology and Infertility

    Primary Location: Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville, Lutherville, MD

Minimally Invasive Gynecologic Surgery

Gynecologic Cancers

Pelvic and Bladder Health/Urogynecology

Danielle Patterson, MD SM

  • Director, Urogynecology and Reconstructive Pelvic Surgery Fellowship

Featured Videos

Ovarian Cysts | Q&A with Dr. Wang

Dr. Karen Wang, minimally invasive surgeon from the department of Gynecology and Obstetrics, answers common questions about ovarian cyst symptoms and treatment options.

Watch on YouTube -

Fibroids | Questions and Answers

Dr. Karen Wang and Dr. Kristin Patzkowsky, minimally invasive surgeons from the department of Gynecology and Obstetrics, answer common questions about uterine fibroids.

Watch on YouTube -

Myths & Misconceptions: Understanding Endometriosis and Uterine Fibroids Webinar

Some women who may be suffering from issues of the pelvic organs may learn that the problem is either from endometriosis or uterine fibroids. Learn from gynecologic surgeons, Dr. Kristin Patzkowsky and Dr. Harold Wu, as they dispel common myths and offer clarity around diagnosing these conditions and the treatment options available.

Watch on YouTube -