CalvertHealth Obstetrics & Gynecology

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CalvertHealth Obstetrics & Gynecology Announcement

In an effort to better serve you, we have consolidated our practice phone lines and wanted to make you aware of these changes.

When calling to schedule, reschedule or cancel an appointment; speak with a medical assistant; ask a general question; place a refill request; or inquire about a billing matter – for any provider, at any of our three OB/GYN locations - you should now dial 410.414.4740. Please disregard any previous numbers you have used in the past.

Locations & Phones
Our Providers
Barbara K. Estes, MD
Obstetrics/Gynecology
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Hilary Ginter, MD, FACOG
Obstetrics/Gynecology
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Michelle Johnson, MD, FACOG
Obstetrics/Gynecology
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Aparajita Mahata, MD, FACOG
Obstetrics/Gynecology
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Deborah Davis, WHNP-BC
Nurse Practitioner
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Related Links
Prenatal Registration
You may use this online form to register at the CalvertHealth Center For Family Birth Care.

Register Today
Classes & Events

About CalvertHealth OB/GYN

CalvertHealth OB/GYN is dedicated to the health and well-being of women of all ages. We offer the full range of adult and adolescent gynecological care as well as complete obstetric care, including the management of high-risk pregnancies.

Our physicians are experienced in advanced gynecological surgery techniques, including open and minimally invasive laparoscopic procedures for hysterectomy, hysteroscopy and endometrial ablation.

CalvertHealth OB providers are the only physicians with privileges to deliver at the CalvertHealth Center for Family Birth Care.
Prenatal Registration
You may use this online form to register at the CalvertHealth Center For Family Birth Care.

Find Out More
Flu Shot Clinic
CalvertHealth Obstetrics & Gynecology are now offering flu shots for pregnant patients only.

Find Out More

Our team of physicians is experienced in treating a wide range of women’s health issues:



Reproductive and Pelvic Health
  • Abnormal uterine bleeding
  • Chronic pelvic pain
  • Endometriosis
  • Fibroids
  • Menopause and perimenopause issues
  • Menstrual disorders
  • Pelvic Organ Prolapse
  • Polycystic ovarian syndrome (PCOS)
  • Premenstrual Syndrome
Screening and Evaluation
  • Cervical
  • Ovarian
  • Uterine
  • Vaginal
  • Vulvar
Breast Cancer Screening
Obstetric Health
  • Pregnancy planning
  • Prenatal care
  • Obstetrical ultrasound and screening tests
  • High risk pregnancy
  • Management of medical complications of pregnancy
  • Pre-eclampsia and eclampsia
  • Gestational diabetes
  • Vaginal and surgical delivery
  • Management of postpartum issues including hemorrhage and depression
Gynecologic Cancer
Contraception
  • Birth control pills
  • IUD insertion and removal
  • Birth control patch
  • Nexplanon insertion and removal
Osteoporosis
Preventative Care and Well-woman Visits