Welcome to Prospect OBGYN

Overall patient rating:

Our practice is a part of Lifeline Medical Associates; Care Center 194. Lifeline is a partnership of providers across the state of New Jersey who strive to raise the standard of women’s healthcare.

Prospect OBGYN seek to provide the highest level of obstetrical and gynecologic care through our highly skilled health care professionals and state of the art technologies. We are devoted to addressing the individual needs and demands of our patients in a warm and caring environment.

With years of experience as a leading female robotic surgeon, Dr. Maria KeanChong demonstrates professionalism and expertise at every level. With the addition of Dr. Jonathan Jimenez, we are able to offer a full range of obstetrics and gynecology services from your initial exam, to childbirth, menopause and beyond. Our goal is to offer patient centered medical care based on mutual trust and communication.

We are affiliated with Hackensack University Medical Center part of Hackensack Meridian Health, however, we do not share their EMR system (EPIC).

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About Our Practice

  • Providers

  • Services

  • Links And Forms

  • Locations

  • Contact Us

  • Jonathan Jimenez

  • Maria Keanchong

  • Jessica Androsiglio

  • Yvonne Matthews

  • Melissa Prior


We Provide The Following Services

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

Prospect OBGYN – Hackensack Location

  • Monday: 7:00am - 7:00pm
  • Tuesday: 7:00am - 7:00pm
  • Wednesday: 7:00am - 7:00pm
  • Thursday: 7:00am - 7:00pm
  • Friday: 7:00am - 3:00pm

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    Patient Reviews

    Overall patient rating for Maria Keanchong MD:

    Post-Partum Appointment

    Dr Jimenez is very knowledgeable, confident, and personable. During my entire pregnancy and delivery I always felt I was in good hands and my health and that of my baby were always top priority. He also always respected my decisions while advising me of his too.

    Obstetrical Appointment (routine)

    Doctor was very professional and friendly. Answered all of my questions and provided valuable information.

    Obstetrical Appointment (routine)

    Dr Keonchong has a reassuring presence. She takes time to talk about my concerns. Employees are all very kind and pleasant. They speak to me like they remember me each time I visit.

    Childbirth / Labor & Delivery

    Maria really encouraged me during the delivery of my son. She remained calm and so positive which made me feel strong. She also made me feel really comfortable by sitting on the bed helping me birth my son.

    Childbirth / Labor & Delivery

    I had a great experience from start to finish. Throughout my pregnancy I was very informed about delivery and went in prepared due to the doctors and staff.

    Obstetrical Appointment (routine)

    She was warm and comforting with the news

    Annual Well Woman Exam

    She was very knowledgeable and made me feel comfortable to talk to her

    Childbirth / Labor & Delivery

    Dr. Jimenez explained me the whole procedure, asked all my questions, kept me calm when I freaked out, he made me feel that I was okay in his hands and he kept me and the baby safe

    Post-Partum Appointment

    [Highly satisfied] Because I've known her for years and she's a caring person

    Gynecological Problem Visit

    Short wait time, courtesy staff