Summary

Dr. Ruth Decker is a surgeon with four decades of experience in medical practice. She earned her medical degree from the University of Wisconsin School of Medicine & Public Health and completed her residency training at Marshfield Clinic. Her surgical expertise encompasses comprehensive care with particular focus on endocrine surgery and related procedures.

Dr. Decker practices at Saint Lukes Hospital in Chesterfield, Missouri, where she provides specialized surgical care. She treats patients with thyroid nodules, hyperparathyroidism, and various parathyroid conditions. Her procedural expertise includes thyroid and parathyroid ultrasound as well as sedation services. Patients have given her an average rating of 4.4 out of 5 stars for her care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 40 years of experience
  • Marshfield Clinic
  • 4 written reviews
  • 2 specialties
  • 1 area of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Female

Office Locations

Dr. Ruth Anne Decker has 4 locations

Physician Specialists Saint Lukes

224 S Woods Mill RdChesterfield, MO 63017
Mon7:00 am - 3:00 pm
Tue7:00 am - 3:00 pm
Wed7:00 am - 3:00 pm
Thu7:00 am - 3:00 pm
Fri7:00 am - 3:00 pm
SatClosed
SunClosed

Physician Specialists Saint Lukes

224 S Woods Mill Rd Ste 580Chesterfield, MO 63017
Mon7:00 am - 3:00 pm
Tue7:00 am - 3:00 pm
Wed7:00 am - 3:00 pm
Thu7:00 am - 3:00 pm
Fri7:00 am - 3:00 pm
SatClosed
SunClosed

Saint Lukes Hospital

232 S Woods Mill RdChesterfield, MO 63017

Saint Lukes Hospital

232 S Woods Mill Rd Ste 330EChesterfield, MO 63017

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Dr. Ruth Anne Decker, MD
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Dr. Ruth Anne Decker, MDDr. Anne Elizabeth Wyman, MDDr. Brian Allan Erickson, MDDr. Carl Anderson Freeman, MD
SurgeryCritical Care MedicineEmergency MedicineCritical Care Medicine
Accepts New Patients
4.4 
40 Years of Experience 13 Years of Experience 26 Years of Experience 31 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Chesterfield , MOSaint Louis , MOGranite City , ILSaint Louis , MO
Med School: University Of Wisconsin School Of Medicine & Public Health Med School: University Of Pittsburgh School Of Medicine Med School: St Louis University School Of Medicine Med School: University Of Tennessee Health Science Center College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Ruth Anne Decker

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Ruth Anne Decker has the following 2 specialties

Specialty Expertise

Dr. Ruth Anne Decker has the following area of expertise

  • Other

Certifications, License, & Education

40 Years Experience

MEDICAL LICENSE

Medical Doctor, Missouri, 2026, Expired

EDUCATION & TRAINING

Residency

Marshfield Clinic

Medical School

University Of Wisconsin School Of Medicine & Public HealthGraduated in 1986

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Frequently Asked Questions

Is Dr. Ruth Decker accepting new patients?
Dr. Ruth Decker is accepting new patients on Vitals. View Dr. Ruth Decker's profile on Vitals to make an appointment.
Does Dr. Ruth Decker accept my insurance?
You can see the insurance plans that Dr. Ruth Decker accepts on their Vitals profile.
Where is Dr. Ruth Decker's office located?
Dr. Ruth Decker's office is located at 224 S Woods Mill Rd, Chesterfield, MO, 63017.
Does Dr. Ruth Decker accept virtual/telehealth appointments?
Dr. Ruth Decker has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Ruth Decker affiliated with?
Dr. Ruth Decker is affiliated with SAINT LUKES HOSPITAL.

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