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Dr. Hallazgo is on Doximity

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Education & Training

  • Washington University/B-JH/SLCH Consortium
    Washington University/B-JH/SLCH ConsortiumResidency, Internal Medicine, 1984 - 1987
  • University of Missouri Kansas City School of Medicine
    University of Missouri Kansas City School of MedicineClass of 1984

Certifications & Licensure

  • MO State Medical License
    MO State Medical License 1986 - 2025

Professional Memberships