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Mark HT Ridinger, MD

Washington D.C. Metro Area

Physician, inventor, entrepreneur, and evolved generalist..

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On-demand, expert advice.

Areas of Expertise

  • Post-acute Care

    I have deep PAC experience and understanding of: 1. shifting payment landscape to value and outcomes based payment models; 2. sweeping regulatory and legislative landscape of the ACA, HITECH, MU etc; 3. and the new paradigm of large provider groups becoming proactive in the care of their extended ecosystem—even when it involves facilities and entities not directly owned or controlled.

    • Healthcare Delivery
    • Care Coordination
    • Integrated delivery systems
    • Cloud
    • Mobile Apps
    • Value Based Care
  • Predictive Analytics

    A pioneer in healthcare predictive analytics and technological solutions to population health management challenges; among the first to both create and prove the feasibility of clinical risk predictive models in the market place; successful exit to Healthways; established informatics department.

    • Research and Clinical
    • Clinical operations
    • Big Data
    • Risk adjustment
    • Predictive model
  • Messaging

    Extensive experienced as an accomplished verbal and written communicator and author: A great idea or product only reaches its potential by superior messaging! Served as Editor-at-Large for Clinical Pharmacology and Therapeutics; lectured and written (e.g. Georgetown University/Huffington Post) on how to build teams that are maximally effective; developed marketing materials and policy papers.

    • Marketing and Sales
    • Go to market
    • Go-to-Market Strategy
    • Messaging
    • brand development
    • publishing
    • Writing

My Interests

Health Sectors
Digital Health, Health IT, Healthcare Delivery, Diagnostics, Employers


  • Advisory Board Member

    VIZI Health Solutions | March 2016 - Current

  • Senior Fellow

    Potomac Institute | September 2014 - October 2015

    Study and published policy articles on healthcare cost transparency, digital health trends and the merging pandemic of chronic illness.

  • CMIO

    VIZI Health Solutions | September 2014 - March 2016 | Founder

    One of the chief architects of the cloud based, digital health collaboration platform; involved in clinical algorithm and UI/UI development; led development of "small data" monetization strategy; fund raising and company presentations to investors/prospective clients.

  • Editor-at-Large

    Clinical Pharmacology and Therapeutics | July 2006 - July 2007

    Author and editor of the “Macroscopy” column, an editorial piece that explored how political, social, and macroeconomic factors are intertwined and impact relevant scientific issues of the day.

  • Chief Science Officer

    Healthways | June 2001 - August 2002 | Employee

    Responsibilities included integration of’s products and technologies after Healthways acquisition, creation and management of the Department of Informatics, and evaluation of new technologies and clinical protocols.

  • President and Chief Medical Officer | January 1995 - July 2001 | Founder’s products and technologies included predictive modeling, evidence based medicine, medical best practice standards and benchmarking, and Web based population health management software. Principal Investigator of three National Institutes of Health Small Business Innovation Research (SBIR) grants.


  • University of Illinois College of Medicine

    MD | Medicine | 1986 - 1990

  • Georgetown University

    BS | Biology, Philosophy | 1982 - 1986