• Fellow American College of Cardiology (FACC)
• Sigma Xi
• American Medical Association
  
• Memphis Academy of Internal Medicine
• New York Academy of Science
• American Association for the Advancement of Science
• Fellow American Heart Association
• North American Society of Pacing and Electrophysiology
• Memphis Cardiovascular Society

CHAIRS/COMMITTEES/ ADVISORY BOARDS

• North American Society of Pacing and Electrophysiology (NASPE):Government Relations (1992-1994)
• North American Society of Pacing and Electrophysiology (NASPE): Government Relations Procedure Coding and Reimbursement Sub-committee (1994-1997)
• Bard: Electrophysiology Panel
• North American Society of Pacing and Electrophysiology (NASPE): Abstract Reviewer (1994, 1995, 1996, 1997)
• Methodist Hospital Systems: Clinical Research Steering Committee (1996 - current)
• North American Society of Pacing and Electrophysiology (NASPE): Public Working Group Co-Chair (2002)

AWARDS

• The 1995 Nycomed (Sanofi Winthrop) Award for Excellence in Cardiology
• The Best Doctors in America: Midwest Region 1996-1997, Category: Cardiovascular Disease.
• The Best Doctors in America: 1998, Category: Cardiovascular Disease