Dr. Heffern is on Doximity
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Office
1924 Alcoa Hwy
Emergency Department
Knoxville, TN 37920Phone+1 865-305-9402
Education & Training
Corewell Health – Grand Rapids/Michigan State UniversityResidency, Emergency Medicine, 2006 - 2009
East Tennessee State University James H. Quillen College of MedicineClass of 2006
Certifications & Licensure
TN State Medical License 2009 - 2026
AR State Medical License 2022 - 2025
TX State Medical License 2023 - 2025
MI State Medical License 2006 - 2012- American Board of Emergency Medicine Emergency Medicine
- American Board of Emergency Medicine Emergency Medical Services
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