Summary

Dr. John Shields is a board-certified urologist with expertise in interventional cardiology, bringing 23 years of medical experience to his practice. He earned his medical degree from the Royal College of Surgeons in Ireland School of Medicine, establishing a strong foundation in both urological care and cardiovascular interventions. This dual specialization allows him to provide comprehensive care for patients with complex medical needs that may involve both urological and cardiac conditions.

Dr. Shields practices at Kings County Hospital Center in Brooklyn, New York, where he focuses on treating conditions such as enlarged prostate, kidney stones, and urinary retention. He performs specialized procedures including prostate biopsies and various diagnostic tests to help patients receive accurate diagnoses and effective treatment plans. Patients have given him an average rating of 4.2, reflecting their confidence in his clinical expertise and patient care approach.

Overview based on verified provider data

Quick Facts

  • 4.2
  • 23 years of experience
  • Royal College Of Surgeons In Ireland School Of Medicine
  • 1 written review
  • 2 specialties
  • 2 areas of expertise
  • 2 board certifications
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Kings County Hospital Center

451 Clarkson AveBrooklyn, NY 11203

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Dr. John Martin Shields, MDEugene Pietzak, MDDr. Joseph Del Pizzo, MDDr. Timothy Powers Quinn, MD
UrologyUrologyUrologyUrology
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.7 
23 Years of Experience 20 Years of Experience 32 Years of Experience 9 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
Brooklyn , NYNew York , NYNew York , NYBrooklyn , NY
Med School: Royal College Of Surgeons In Ireland School Of Medicine Med School: Stony Brook University Medical School Med School: Albert Einstein College Of Medicine Of Yeshiva University Med School: Wayne State University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Martin Shields

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

Medical Specialties

Dr. John Martin Shields has the following 2 specialties

Specialty Expertise

Dr. John Martin Shields has the following 2 areas of expertise

  • Interventional Cardiology
  • Overactive Urinary Bladder

Certifications, License, & Education

23 Years Experience

Dr. John Martin Shields holds an expired medical license in the state of New York.

Medical License

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

Education & Training

Medical School

Graduated from Royal College Of Surgeons In Ireland School Of Medicine in 2003.

NPI Number

Dr. Shields' NPI number is 1699091199.

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Frequently Asked Questions

Is Dr. John Shields accepting new patients?
Dr. John Shields has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. John Shields accept my insurance?
You can see the insurance plans that Dr. John Shields accepts on their Vitals profile.
Where is Dr. John Shields's office located?
Dr. John Shields's office is located at 451 Clarkson Ave, Brooklyn, NY, 11203.
Does Dr. John Shields accept virtual/telehealth appointments?
Dr. John Shields has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. John Shields?
You can find contact information for Dr. John Shields here on Vitals.

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