Summary

Dr. Stephanie Hammer is an internal medicine physician who has dedicated over three decades to caring for patients. She earned her medical degree from Chicago Medical School at Rosalind Franklin University of Medicine and Science and completed her residency training at Washington University. With 31 years of experience in internal medicine, Dr. Hammer provides comprehensive care for adult patients with a wide range of health concerns. She is fluent in both English and Spanish, allowing her to serve patients from diverse backgrounds.

Dr. Hammer practices at Missouri Baptist Medical Center and provides care across multiple locations throughout Saint Louis, Missouri. Her extensive experience in internal medicine enables her to diagnose and treat various adult health conditions effectively. She focuses on preventive care and managing chronic diseases to help patients maintain optimal health. Patients consistently rate Dr. Hammer highly for her care, giving her an average rating of 4.7 out of 5 stars.
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Overview based on verified provider data

Quick Facts

  • 4.7
  • 31 years of experience
  • 23 insurance plans accepted
  • speaks English, Spanish
  • Washington University
  • 2 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 hospital affiliation
  • 5 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Stephanie Mary Hammer has 5 locations

Saint Louis Childrens Hospital

1 Barnes Jewish Hospital PlzSaint Louis, MO 63110

Barnes Jewish Hospital

1 Childrens PlSaint Louis, MO 63110

Christian Hospital

11133 Dunn RdSaint Louis, MO 63136

Barnes Jewish West County Hospital

12634 Olive BlvdCreve Coeur, MO 63141

Missouri Baptist Medical Center

3015 N Ballas RdSaint Louis, MO 63131

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Dr. Stephanie Mary Hammer, MDEric HarkerDr. Mazhar Lakho, MD, MDDr. Kelly Ann Wood, MSPH, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
3.8 
31 Years of Experience 25 Years of Experience 20 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English Speaks English
Saint Louis , MOLyons , COFairview Heights , ILColumbia , IL
Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences Med School: Duke University School Of Medicine Med School: Liaquat University of Medical & Health Sciences Med School: Southern Illinois University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Stephanie Mary Hammer

  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - PPO
  • Anthem Blue Cross Blue Shield
  • Ascension Health
  • Ascension Health - PPO
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • Cigna
  • Dean Health Plan
  • HealthPartners
  • Kaiser Permanente
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - Medicare (Advantage HMO)
  • Meritain Health
  • Nippon Life Benefits
  • Priority Health
  • Transamerica
  • UnitedHealthcare
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. Stephanie Mary Hammer has the following specialty

Specialty Expertise

Dr. Stephanie Mary Hammer has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

31 Years Experience

Dr. Stephanie Mary Hammer 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

Residency

Completed their residency at Washington University.

Medical School

Graduated from Chicago Medical School At Rosalind Franklin University-Medicine & Sciences in 1995.

NPI Number

Dr. Hammer's NPI number is 1023025780.

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Frequently Asked Questions

How can I make an appointment with Dr. Stephanie Hammer?
You can find contact information for Dr. Stephanie Hammer here on Vitals.
Does Dr. Stephanie Hammer accept virtual/telehealth appointments?
Dr. Stephanie Hammer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Stephanie Hammer's office located?
Dr. Stephanie Hammer's office is located at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110.
Which hospitals is Dr. Stephanie Hammer affiliated with?
Dr. Stephanie Hammer is affiliated with Missouri Baptist Medical Center.
Does Dr. Stephanie Hammer accept my insurance?
You can see the insurance plans that Dr. Stephanie Hammer accepts on their Vitals profile.

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