Summary

Dr. Margaretta Mendenhall specializes in obstetrics and gynecology, providing comprehensive care for women throughout all stages of life. She earned her medical degree from St. Louis University School of Medicine and has been practicing for 19 years. Dr. Mendenhall speaks English and brings nearly two decades of experience to her patient care.

Dr. Mendenhall is affiliated with Mercy Hospital Saint Louis and practices at Mercy Clinic Women's Health in O'Fallon, Missouri. She has expertise in managing high-risk pregnancies and treating abnormal uterine bleeding. Her practice includes performing fetal ultrasounds and hormone testing to support women's reproductive health. Patients have given Dr. Mendenhall an average rating of 3.7 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 3.7
  • 19 years of experience
  • 20 insurance plans accepted
  • speaks English
  • St Louis University School Of Medicine
  • 8 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Female

Office Location

Mercy Clinic Women's Health - Winding Woods Suite 100

300 Winding Woods Dr Ste 100O Fallon, MO 63366
Mon8:30 am - 4:00 pm
Tue8:30 am - 4:00 pm
Wed8:30 am - 4:00 pm
Thu8:30 am - 4:00 pm
Fri8:30 am - 3:00 pm
SatClosed
SunClosed

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Dr. Margaretta Lynn Mendenhall
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Dr. Margaretta Lynn MendenhallDr. Megan Elise GornetDr. Carly Sarah GridleyDr. Mary Margaret Mullen
Obstetrics & GynecologyReproductive EndocrinologyFemale Pelvic Medicine and Reconstructive SurgeryGynecologic Oncology
Accepts New Patients Accepts New Patients
3.7 
19 Years of Experience 9 Years of Experience 6 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
O Fallon , MOSaint Louis , MOBay Shore , NYSaint Louis , MO
Med School: St Louis University School Of Medicine Med School: Johns Hopkins University School Of Medicine Med School: University Of Illinois At Chicago College Of Medicine Med School: St Louis University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Margaretta Lynn Mendenhall

  • Accepts Medicare
  • Aetna
  • Anthem BlueCross BlueShield
  • Ascension Smart Health
  • Cigna
  • Essence
  • Health Net Federal Services
  • Healthlink
  • Healthy Blue (formerly Missouri Care)
  • HFN Inc.
  • Home State Health
  • Humana
  • Humana Military
  • Live360 (Health Choices Network)
  • Medica
  • MultiPlan/PHCS
  • NHC Advantage
  • PPHP (Provider Partners Health Plan)
  • Sterling Medicare
  • United Healthcare
  • WellCare Medicare Advantage

Medical Specialties

Dr. Margaretta Lynn Mendenhall has the following 2 specialties

Specialty Expertise

Dr. Margaretta Lynn Mendenhall has the following 13 areas of expertise

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

Certifications, License, & Education

19 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired

EDUCATION & TRAINING

Medical School

St Louis University School Of MedicineGraduated in 2007

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Frequently Asked Questions

What languages does Dr. Margaretta Mendenhall speak?
Dr. Margaretta Mendenhall speaks English.
Where is Dr. Margaretta Mendenhall's office located?
Dr. Margaretta Mendenhall's office is located at 300 Winding Woods Dr Ste 100, O Fallon, MO, 63366.
Does Dr. Margaretta Mendenhall accept virtual/telehealth appointments?
Dr. Margaretta Mendenhall has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Margaretta Mendenhall affiliated with?
Dr. Margaretta Mendenhall is affiliated with Mercy Hospital Saint Louis.
How can I make an appointment with Dr. Margaretta Mendenhall?
You can find contact information for Dr. Margaretta Mendenhall here on Vitals.

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