Preston Sisler


  • Medicare/Medicaid Billing
  • Reimbursement requirements
  • Healthcare System Operations


  • Valparaiso University School of Law, J.D.
  • West Virginia University, B.S. Business Administration

About Preston

Preston G. Sisler is a Senior Consultant with Advis.  Preston focuses primarily on regulatory issues related to complex healthcare system operation and compliance. His expertise includes:

  • Post-Acute Care;
  • Facility Development;
  • Medicare Rules and Regulations; and
  • Governance.

Applying that expertise, Preston works to:

  • Ensure optimum compliance with third party and Medicare/Medicaid billing and reimbursement requirements;
  • Ensure compliance with all applicable federal, state, and local regulations necessary for the operation of hospitals and off-site locations;
  • Conduct audits and ensure compliance of home health facilities;
  • Analyze and prepare state licensure/Certificate of Need applications, enrollment applications, and provider-based attestations;
  • Analyze and apply state and federal privacy and security laws; and
  • Analyze and apply fraud and abuse regulations to ensure compliance for healthcare providers.

Preston works with a variety of clients, including:

  • Post-Acute Care Facilities;
  • Home Health Facilities;
  • Specialty Hospitals; and
  • Complex Healthcare Systems.

Previous Experience:

Prior to joining Advis, Preston was a Partner at a law firm in Northwest Indiana, focusing on healthcare law, corporate law and other general practice areas.

Executive Leadership Team

Targeting your needs, we leverage our industry knowledge and leadership in healthcare and solution development to align with your specific business needs.

Our expert healthcare consultants lead the vision and direction to achieve your overall ambitions.

Lyndean Brick
Lyndean Brick Founder | President | CEO | J.D.
Robert Monroe
ROBERT MONROE Vice President | General Counsel | J.D., LL.M.
DANIEL AVANTS Vice President | J.D.
VALERIE FORD Vice President | Enrollment
MONICA HON Vice President | J.D.
RYAN YOKLEY Vice President | J.D., MHA
SUSAN MAUPIN Vice President | J.D., R.N.
CHRISTOPHER VITAS Director of Operations
MYRON BRICK Director | Strategic Communications
Ryan Bailey
RYAN BAILEY Vice President | J.D., C.H.C.
Bryan Niehaus
BRYAN NIEHAUS Vice President | J.D., C.H.C.
ANDREA GRAHAM Senior Consultant | Enrollment
Preston Sisler
PRESTON SISLER Senior Consultant | J.D.
JAKE BEECHY Senior Consultant | J.D.

CHRISTUS has enjoyed a very successful relationship with The Advis Group over the years on so many strategies and creative concepts that have richly strengthened our success and fulfillment of our mission.