Summary

Dr. David Leonard treats otitis media, tonsillitis, and serous otitis media, and performs adenoidectomy, tympanostomy, and middle ear surgery. He practices otolaryngology–head and neck surgery and has 26 years of experience.

Dr. Leonard earned his medical degree from University College Dublin School of Medicine and Medical Science. He is affiliated with Saint Louis Children's Hospital in Saint Louis, Missouri, and sees patients in English and Spanish. Patients on Vitals rate Dr. Leonard 4 out of 5.

Overview based on verified provider data

Quick Facts

  • 4
  • 26 years of experience
  • speaks English, Spanish
  • University College Dublin School Of Medicine And Medical Science
  • 3 written reviews
  • 1 specialty
  • 5 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Saint Louis Childrens Hospital

1 Childrens PlSaint Louis, MO 63110

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Dr. David Seamus Leonard, MD
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Dr. David Seamus Leonard, MDDr. Frederic Andrew Pugliano, MDDr. Margaret Allison Ogden, MDDr. Richard Lee Barnes, DO
Otolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck Surgery
Accepts New Patients Accepts New Patients
4 
3.5 
5 
4.5 
26 Years of Experience 34 Years of Experience 24 Years of Experience 34 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish Speaks Chinese, Spanish Speaks English, Spanish
Saint Louis , MOSaint Louis , MOSt. LOUIS , MOBridgeton , MO
Med School: University College Dublin School Of Medicine And Medical Science Med School: Perelman School Of Medicine At University Of Pennsylvania Med School: Washington University In St Louis School Of Medicine Med School: Chicago College Of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. David Seamus Leonard

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. David Seamus Leonard has the following specialty

Specialty Expertise

Dr. David Seamus Leonard has the following 5 areas of expertise

  • Check-up
  • Immunization
  • Pediatric Diabetes
  • Physical
  • Vaccination

Certifications, License, & Education

26 Years Experience

Dr. David Seamus Leonard 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 College Dublin School Of Medicine And Medical Science in 2000.

NPI Number

Dr. Leonard's NPI number is 1740444041.

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Frequently Asked Questions

Where is Dr. David Leonard's office located?
Dr. David Leonard's office is located at 1 Childrens Pl, Saint Louis, MO, 63110.
What languages does Dr. David Leonard speak?
Dr. David Leonard speaks English and Spanish.
Does Dr. David Leonard accept my insurance?
You can see the insurance plans that Dr. David Leonard accepts on their Vitals profile.
Which hospitals is Dr. David Leonard affiliated with?
Dr. David Leonard is affiliated with Saint Louis Childrens Hospital.
How can I make an appointment with Dr. David Leonard?
You can find contact information for Dr. David Leonard here on Vitals.

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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