Dr. Lewis plays an active role in the greater medical community and is often a speaker at public and private community engagements arranged by Scottsdale Healthcare.  Below are a list of past and future speaking topics, dates, and locations that Scottsdale Healthcare has arranged with Dr. Lewis.

DATE	TIME	TOPIC	LOCATION	DETAILS
8/20/07	12 noon- 1 pm	Fall Risk in the Elderly	SHC - Shea Campus
5/14/08	11 am-12 noon	High Blood Pressure / Hypertension /	SHC Health Information Center @ McDowell Village
6/19/08	1 pm- 2 pm	High Blood Pressure / Hypertension /	Barnes and Noble - 90th St / Shea	BP screenings provided
10/21/08	330 pm - 430 pm	Hospitalist - Who Are They?	Classic Residence by Hyatt	for residents of property
4/4/09	8a-12p	Health Wellness & Cardiovascular Screening	Scottsdale Marriott at McDowell Mountain	Health Fair

In August 2010, Dr. Lewis was elected to the position of Chair of the Department of Medicine for Medical Staff at Scottsdale HealthCare - Thompson Peak.  This is a two year elected position.