nexus header image

Leadership Team

Nexus Specialty Hospital has been providing complex medical care to patients since 1995. The hospital relies on the strong leadership and expertise of a multidisciplinary team of medical and allied health professionals. The physician-led team at Nexus Specialty Hospital is dedicated to providing patients and their families with the finest in specialty medical care. This care includes the ancillary services of our caring rehabilitation, occupational, speech and respiratory therapy teams.


Medical Leadership

Ather J. Siddiqi, M.D.

Medical Director

Nadeem Jamil, M.D.
Associate Medical Director

Benjamin Agana, M.D.

Program Director, Physical Medicine and Rehabilitation/Utilization Review

Charles Sims, M.D.

Program Director for Infectious Disease and Employee Health

Chris Sparkman, M.D.

On-Site Evening Physician

Operational Leadership


Judith Clarke Butryn, PT, MS, CWS, FACCWS

Chief Executive Officer

At Nexus Specialty Hospital, we understand that you have a choice when it comes to your healthcare.  Our staff is committed to quality patient care, and we consider it an honor to care for you or your loved one during an illness.  We are in constant pursuit of improvement, seeking new ways to enhance patient care, hospital services and technology. What really sets Nexus Specialty Hospital apart are the people who work here, their compassion and desire to ensure that one of the most difficult times in your life is as comfortable as possible.  It is our mission to provide physician-led, patient-centered and family-focused health care where our patients always come first.  It is my personal hope that your experience here at Nexus Specialty Hospital meets or exceeds your expectations.

Judith Clarke Butryn, PT, MS, CWS, FACCWS

Chief Executive Officer


To contact any member of management at Nexus Specialty Hospital, please call 281-364-0317.