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Obstetrician & Gynecologist (OB/GYN), Oncology Specialist (cancer)
18 years of experience
Accepting new patients
Video profile
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (17)

The overall average patient rating of Dr. Krishnansu Tewari is Good. Dr. Tewari has been reviewed by 39 patients who have provided 17 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 3.6
Courteous Staff 3.8
Accurate Diagnosis 4.2
Bedside Manner 4.1
Spends Time with Me 3.9
Follows Up After Visit 4.0

Specialties & Research

Dr. Krishnansu Tewari, MD is board certified in Obstetrics & Gynecology and Gynecologic Oncology.

  • He has special expertise in 14 areas:
  • Asthma
  • Cancer
  • Epidemiology
  • Female Genital Cancer
  • Gastrointestinal Cancer
  • Hot Flashes
  • Menopause
  • Ovarian Cancer
  • Pregnancy Complications
  • Pulmonary Hypertension
  • Sleep Apnea (Sleep Apnea Syndromes)
  • Sleep Disorders
  • Uterine Cancer (Uterine Cervical Neoplasm)
  • Vaginal Cancer

Education & Awards

Dr. Tewari graduated from University of California at Irvine. He has 5 awards.

1st Prize Award, International Gynecologic Cancer Society, 2000
America's Top Doctors (Cervical Cancer, Ovarian Cancer), Castle Connolly Medical Ltd., 2012
John Molitor, MD, Volunteer Clinical Faculty Award
Castle Connolly's Top Doctors™ (2012 - 2013)
Top 10 Doctor - Metro Area (2014)
Los Angeles Metro Area
Gynecologic Oncologist


Dr. Tewari has 23 hospital affiliations:

  • Saddleback Memorial Medical Center-Laguna Hills 
  • Miller Children's Hospital 


  • Spanish
  • Vietnamese
  • English

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Additional Information
Dr. Krishnansu Sujata Tewari MD is a male Obstetrician & Gynecologist, has 18 years of experience and practices in Obstetrics & Gynecology and Gynecologic Oncology.
Where does Dr. Krishnansu S. Tewari practice?
Dr. Krishnansu Tewari has 6 office locations.
Dr. Krishnansu Tewari practices Obstetrics & Gynecology and Gynecologic Oncology near Orange, CA.
Additional practice locations include: Long Beach, CA and Newport Beach, CA.
See Orange Obstetricians & Gynecologists and Orange Oncologists.