Summary

Dr. Peter Fonseca is a highly experienced cardiac surgeon specializing in thoracic surgery and cardiovascular surgery. He earned his medical degree from St. Louis University School of Medicine and completed his residency at Wright State University School of Medicine. With 39 years of dedicated practice, Dr. Fonseca brings extensive expertise to complex heart and chest procedures. He is fluent in both English and Portuguese, allowing him to serve a diverse patient population.

Dr. Fonseca practices at SSM Health DePaul Hospital and maintains offices in Bridgeton and Lake Saint Louis, Missouri. His clinical focus includes treating patients with atrial fibrillation, helping them manage irregular heart rhythms that can affect quality of life. He also provides care for individuals with chronic bronchitis and chronic kidney disease, conditions that often require coordinated treatment approaches. Patients consistently recognize his expertise, rating him 4.2 out of 5 stars on Vitals for his comprehensive cardiac care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 39 years of experience
  • 32 insurance plans accepted
  • speaks English, Portuguese
  • Wright State University School Of Medicine
  • 12 written reviews
  • 3 specialties
  • 7 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Peter Fonseca has 2 locations

Peter Fonseca

12266 De Paul Dr Ste 205Bridgeton, MO 63044
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Peter Fonseca

400 Medical Plz Ste 100Lake Saint Louis, MO 63367
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

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Peter Fonseca, MDWei WangJoseph Mueri PrimroseJose E Hagan
SurgeryDiagnostic RadiologyEmergency MedicineInfectious Disease
Accepts New Patients
4.2 
39 Years of Experience 27 Years of Experience 59 Years of Experience 20 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Portuguese
Bridgeton , MOBelleville , ILSaint Louis , MOSt. LOUIS , MO
Med School: St Louis University School Of Medicine Med School: Peking University Health Science Center Med School: University Of Illinois At Chicago College Of Medicine Med School: Vanderbilt University School Of Medicine
Current Profile
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Insurance Plans Accepted by Peter Fonseca

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna Better Health
  • Blue Cross Blue Shield
  • Cigna
  • Dean Health Plan
  • Dean Health Plan - HMO
  • Dean Health Plan - PPO
  • Devoted Health
  • ESSENCE Healthcare
  • Health Alliance
  • Healthlink
  • Healthlink - PPO
  • Humana
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan
  • Meridian Health Plan - Medicaid (Managed)
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Physicians Mutual
  • Provider Partners Health Plan
  • STLDentalPlan| LLC
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Peter Fonseca has the following 3 specialties

Specialty Expertise

Peter Fonseca has the following 7 areas of expertise

  • Aneurysm
  • Deep Vein Thrombosis
  • Diabetes Complications
  • General Surgeon
  • Thoracic Surgeon
  • Varicose Veins
  • Vascular Malformations

Certifications, License, & Education

39 Years Experience

Peter Fonseca 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 Wright State University School Of Medicine.

Medical School

Graduated from St Louis University School Of Medicine in 1987.

NPI Number

Peter Fonseca's NPI number is 1760483101.

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Frequently Asked Questions

How can I make an appointment with Peter Fonseca?
You can find contact information for Peter Fonseca here on Vitals.
Where is Peter Fonseca's office located?
Peter Fonseca's office is located at 12266 De Paul Dr Ste 205, Bridgeton, MO, 63044.
Is Peter Fonseca accepting new patients?
Peter Fonseca is accepting new patients on Vitals. View Peter Fonseca's profile on Vitals to make an appointment.
Does Peter Fonseca accept my insurance?
You can see the insurance plans that Peter Fonseca accepts on their Vitals profile.
Which hospitals is Peter Fonseca affiliated with?
Peter Fonseca is affiliated with Ssm Health Depaul Hospital.

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