Summary

Dr. Micaela Oneil-Callahan treats high-risk pregnancy, pregnancy, and asthma, and she is affiliated with Mercy Hospital Saint Louis, where she also practices at Affinia Healthcare in Saint Louis, Missouri. She speaks English and Spanish and has 16 years of experience in obstetrics and gynecology.

She earned her medical degree from the University of Wisconsin School of Medicine & Public Health. Patients on Vitals rate Dr. Oneil-Callahan 5 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 16 years of experience
  • speaks English, Spanish
  • University Of Wisconsin School Of Medicine & Public Health
  • 1 specialty
  • 11 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Female

Office Locations

Dr. Micaela Erin Oneil-Callahan has 2 locations

Affinia Healthcare

1717 Biddle StSaint Louis, MO 63106
Mon8:30 am - 5:30 pm
Tue8:30 am - 5:30 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 5:30 pm
Fri8:30 am - 5:30 pm
SatClosed
SunClosed

Mercy Hospital Saint Louis

615 S New Ballas RdSaint Louis, MO 63141

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Dr. Micaela Erin Oneil-Callahan, MD
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Dr. Micaela Erin Oneil-Callahan, MDDr. Patrick Peter Yeung JR., MDDr. Sherma St Fort Morton, MDJennifer Dawn Wesselman-Williams
Obstetrics & GynecologyObstetrics & GynecologyObstetrics & GynecologyNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
5 
5 
4.8 
0 
16 Years of Experience 26 Years of Experience 22 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English Speaks English
Saint Louis , MOSaint Louis , MODurham , NCO Fallon , IL
Med School: University Of Wisconsin School Of Medicine & Public Health Med School: Obstretrics & Gynecology -Georgetown University Med School: University of Florida College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Micaela Erin Oneil-Callahan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Micaela Erin Oneil-Callahan has the following specialty

Specialty Expertise

Dr. Micaela Erin Oneil-Callahan has the following 11 areas of expertise

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

Certifications, License, & Education

16 Years Experience

Dr. Micaela Erin Oneil-Callahan holds an expired medical license in the state of Missouri.

Medical License

Medical Doctor with an expired medical license in the state of Missouri that expired in 2026.

Education & Training

Medical School

Graduated from University Of Wisconsin School Of Medicine & Public Health in 2010.

NPI Number

Dr. Oneil-Callahan's NPI number is 1568783850.

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Frequently Asked Questions

Does Dr. Micaela Oneil-Callahan accept my insurance?
You can see the insurance plans that Dr. Micaela Oneil-Callahan accepts on their Vitals profile.
Where is Dr. Micaela Oneil-Callahan's office located?
Dr. Micaela Oneil-Callahan's office is located at 1717 Biddle St, Saint Louis, MO, 63106.
Is Dr. Micaela Oneil-Callahan accepting new patients?
Dr. Micaela Oneil-Callahan is accepting new patients on Vitals. View Dr. Micaela Oneil-Callahan's profile on Vitals to make an appointment.
Does Dr. Micaela Oneil-Callahan accept virtual/telehealth appointments?
Dr. Micaela Oneil-Callahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Micaela Oneil-Callahan affiliated with?
Dr. Micaela Oneil-Callahan is affiliated with Mercy Hospital Saint Louis.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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