Dr. Heidi Flagg



An obstetrician & gynecologist, or OB/GYN, is a physician who cares for women throughout their pregnancies, straight through to the delivery of their baby (obstetrician). They also specialize in annual care, as well as the diagnosis and treatment of disorders of the female reproductive system (gynecologist). Many physicians specialize in both of these fields in order to provide complete overall health services to women at every stage of life.

Dr. Flagg graduated from Bowdoin Coll in 1988 and specializes in obstetrics & gynecology, graduated from the University of Kansas School of Medicine in 1995. She is an obstetrician-gynecologist in New York, is affiliated with NYU Langone Hospitals and has been practicing for 31 years.

Heidi Flagg is a friendly and experienced OB-GYN serving her patients in New York, NY. She is certified by the American Board of Obstetrics and Gynecology. She is currently a member of the American College of Obstetrics and Gynecology, the American Medical Association, and the Kansas Medical Society.

Dr. Flagg offers her patients a number of services, including annual physicals, pap smears, birth control, menopause consultations, genetic counseling, and post-partum visits. She welcomes patients to her practice who are experiencing acne, urinary tract infections, abdominal pain, STDs, and ovarian cysts.

Dr. Flagg received her medical degree from the University of Kansas, and she completed her residency through the Women and Infant’s Hospital of Brown University. Dr. Flagg strives to continue her education through research, and her work has been published in medical journals, such as the IARS journal of Anesthesia and Analgesia.

Clinical Focus

  • Abnormal Vaginal Bleeding
  • Breast Disorders
  • Candidiasis of Vulva and Vagina
  • Complicating Pregnancy or Childbirth
  • Ectopic Pregnancy
  • Female Infertility
  • Follicular Cyst of the Ovary
  • Genital HPV
  • Hypertension (HTN)
  • Polycystic Ovarian Syndrome (PCOS)
  • Uterine Leiomyoma


  • Infertility
  • Menopause
  • Child Birth
  • Women's Health
  • Pregnancy
  • C-section
  • Pelvic Exam
  • Birth Control
  • Pap Smear
  • Menstrual Pain
  • Hot Flashes


  • Clinical Assistant Professor, Department of Obstetrics and Gynecology

Education and training

Practice names

Hospital affiliations

  • NYU Langone Health

Languages spoken

  • English
  • Spanish
  • German

Provider's gender

  • Female

Certifications & Licensure

  • American Board of Obstetrics and Gynecology - Certified in Obstetrics & Gynecology
  • NY State Medical License - Active through 2020


  • Compassionate Doctor Recognition
  • On-Time Doctor Award
  • Castle Connolly Regional Top Doctors

Dr. Heidi Flagg's office location

Spring Obstetrics & Gynecology PC

135 Spring St Ste 201W

New York, NY 10012

(212) 219-1187

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