Stanley Niznikiewicz, MD, FACOG, is a board-certified OB/GYN with more than 50 years of medical experience. He treats women throughout all stages of life, from adolescents to mature adults, at his two locations in Brooklyn and Harrison, New York.

Dr. Niznikiewicz practices a holistic approach to women’s health care and examines problems from all angles. He offers annual well-woman exams, immunizations, and in-office procedures like ultrasounds and colposcopies. He treats a wide range of gynecological conditions, including pelvic pain and irregular periods. He also provides early obstetric services and cares for women in their first trimester of pregnancy.

The friendly and accommodating staff at the office of Stanley Niznikiewicz, MD, FACOG, make it easy to schedule appointments, and they accept many types of insurance. Patients appreciate Dr. Niznikiewicz’s courteous and professional bedside manner. He values his patients’ schedules and strives for short wait times. He also makes sure to follow up with patients after they come in to ensure the best possible care.

Dr. Niznikiewicz earned his medical degree from the Medical University of Gdansk, the largest medical school in northern Poland. After relocating to New York, he completed his residency in obstetrics and gynecology at the Bronx Lebanon Hospital Center. He is a member of the American College of Obstetricians and Gynecologists.

In addition to English and Polish, Dr. Niznikiewicz also speaks Russian and Spanish.

Accepted Insurance Providers

Please contact our office directly for any coverage-related questions. Thank you.

1199 SEIU
Oxford Health Plans
United Healthcare

Words from our patients

  • Google

    "During the visit, I felt very comfortable. He reassured me and dispelled my doubts. I walked out of his office with great relief."

    Jolanta B.
  • Yelp

    "Had a wonderful experience with this doctor. He was very knowledgeable and caring about my issue and resolved it quickly. Would recommend to anyone."

    Nastia K.
  • Yelp

    "Dr. Stanley Niznikiewicz was an excellent doctor. Easy to make an appointment and he was friendly, informative, and the staff was very accommodating to my schedule."

    Mariza B.
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