Board of Commissioners

John Barrett


Senior Consultant, Quality Systems Engineering

Johnson City, TN

John Barrett has more than 25 years of experience with a broad background in different industries. He has worked in telecommunications, factory automation, appliance manufacturing, and has over 15 years in the medical device industry with experience in quality assurance, quality systems, and regulatory compliance. Mr. Barrett is currently a Senior Consultant for Quality Systems Engineering where he helps clients to improve business processes and quality system processes.


He has multiple certifications from the American Society for Quality and has been selected as an examiner for the Malcolm Baldrige National Quality Award. Mr. Barrett currently resides in Tennessee where his wife is a high school calculus teacher.

Denise Leard, Esq

Vice Chair

Attorney at Brown & Fortunato

Amarillo, TX

Denise M. Leard, joined Amarillo, Texas law firm Brown & Fortunato, P.C. in 1997 and serves as a contributing member to the firm's Health Care Group. Ms. Leard represents numerous HME companies, pharmacies and other health care providers throughout the United States. She has authored numerous articles and is a frequent lecturer throughout the country. She is licensed in Idaho, Oklahoma, Texas and Washington, and is Board Certified in Health Law by the Texas Board of Legal Specialization.


Ms. Leard earned a B.A. from the University of Washington and received her law degree from the University of Oklahoma School of Law.

Gregory Bentley, Esq


Principal, The Bentley Washington Law Firm

Washington, DC

Gregory Bentley is Principal of The Bentley Washington Law Firm in Washington, DC. The firm concentrates on corporate law, mergers and acquisitions, antitrust, intellectual property licensing, commercial contracts, employment, credit and loan agreements, corporate governance & Sarbanes-Oxley matters, and SEC '34 Act filings.


Mr. Bentley also has an extensive background in the medical device and pharmaceutical industries, having been General Counsel of two pharmaceutical companies between 1999 and 2011 and Vice President, Regulatory and Quality for Siemens Medical Systems Inc., a major medical device company, between 1994 and 1999.  Between 1977 and 1994, Mr. Bentley practiced corporate and antitrust law at Shearman & Sterling, a major Wall Street law firm, and as Associate General Counsel for Siemens Corporation, the U.S. holding company for Siemens AG, a major multinational corporation.


Mr. Bentley earned a Juris Doctor degree from Columbia Law School, a Master's in Economics from Tufts University, and a Bachelor's in Applied Physics from Tufts University.


Mr. Bentley has been a member of the ACHC Board of Commissioners since 2012

Rick Ferris,
PharmD, ND, MPH, MBA, BCNSP, CMT, Diplomate of Holistic Iridology


Consultant, Denton Prescription Center

Denton, TX

As the Clinical Consultant at Denton Prescription Center, Rick Ferris focuses on everything from natural hormones, weight loss/body composition, toxicity, thyroid, food allergies, methylation mutations, and neurotransmitter abnormalities. Mr. Ferris also continues to publish Policy and Procedure Manuals through MED-PASS, and to consult in the area of intravenous nutrition.


Mr. Ferris received his undergraduate degree in pharmacy from Massachusetts College of Pharmacy and Health Sciences and his PharmD degree from Idaho State University. He also received his doctorate in naturopathy from Clayton College of Natural Health, and has started another master's degree program in functional medicine at the University of Western States. Additionally, he was recently awarded a patent on a novel needleless infusion bag.


Mr. Ferris is currently a member of ASHP and ASPEN.

Floyd Boyer, BS, RRT, RCP, FAARC

President, Affordable Health Care Consultants, LLC, Autryville, NC

Raleigh, NC

Floyd Boyer has over 40 years experience in multiple areas of Respiratory Care including Adult, Pediatric and Neonatal experience at NC Baptist Hospital, Winston-Salem, NC; Moses Cone Hospital, Greensboro, NC; Baptist Medical Center, Jacksonville, FL; and Bladen County Hospital, Elizabethtown, NC.


His experience includes 8 years in Respiratory Care Education as an Instructor and Program Director at Forsyth Technical College, Winston-Salem, NC, and as an Adjunct Instructor at several other local colleges. He has over 12 years of hospital experience serving as Director of Hospital Respiratory Care Departments. His experience in Home Health Care spans over 21 years and includes Respiratory Care, HME, Rehab Technology, and Fitter Services.  Mr. Boyer served as a Board member and Chairman of the North Carolina Respiratory Care Board from July 2000 to July 2002, and Executive Director of the Respiratory Care Board form July 2002 to July 2014. He has been a Surveyor for the Accreditation Commission for Health Care since 1996 and currently serves as a member of ACHC¹s Board of Commissioners and the Standards Review Committee. Mr. Boyer is the President of Affordable Health Care Consultants and the author of Accreditation Simplified policy and procedure manuals.

Chris E. Clasen, BS, RRT, RCP

Director of the Ventilator Unit at Blue Ridge Health Care Center

Raleigh, NC

Chris Clasen is the Director of the Ventilator Unit at Blue Ridge Health Care Center in Raleigh, NC. He also serves as the Director of Respiratory Care Services for Summit Rehab Solutions in Raleigh. His 28 years of health care experience includes hospitals, home care, and consulting. Chris has been a member of the ACHC Board of Commissioners since 1999.


Mr. Clasen's educational background includes a Bachelor’s degree in Health Care Services and Respiratory Therapy Technology.

Barbara Stover Gingerich, RN, MS, FACHE[R]

President, Advantage Consultants, Inc.

York, PA

Barbara Stover Gingerich, an internationally and nationally recognized consultant, author, editor and presenter, is president of Advantage Consultants, Inc. She taught at the collegiate level, served as the Editor of Home Health Care Management and Practice, a national peer-reviewed professional journal for over 20 years and continues publishing involvement by being designated Editor Emeritus for the journal. Her firm, based in York, Pennsylvania, provides services in many different areas related to health care. As a Fellow of the American College of Healthcare Executives, she is knowledgeable in management and operations of diverse healthcare settings and well versed in accreditation, licensing and corporate compliance activities. Additionally, she attained home care and hospice certification, i.e. Certified Home/Hospice Executive through the National Association for Home Care and Hospice at the time of its initial offering.


Ms. Gingerich has published extensively with 16 published books and over 200 published manuscripts and educational resources. Her entrepreneurial approach and problem solving expertise, in combination with her effective coaching and communication skills, achieves a win-win combination to consulting and project management.

Leonard S. Holman, Jr., RPH

 Seasoned Health Care Ancillary Services Executive and Consultant


Len Holman is a Registered Pharmacist and a graduate of the Raabe College of Pharmacy at Ohio Northern University in Ada, Ohio. His 42 years in health care include 37 years working for, managing, owning, and/or operating companies that prepare sterile pharmaceutical products, and 31 years in the home infusion arena. He also has held the designation of Certified in Healthcare Compliance (CHC) and has been a member of the Health Care Compliance Association (HCCA). His career comprises experience in Retail Pharmacy, Hospital Pharmacy, and Home Infusion and Specialty Pharmacy.


He most recently served in an executive business development position to successfully re-launch the Home Infusion Therapy Services for the Allina Hospital System in Minneapolis, Minnesota.  Prior to this, Mr. Holman founded, owned, and operated Option Care of Northeast Ohio (OCNEO), a regional Home Infusion Therapy and Specialty Pharmacy Services Provider serving three states, serving as its President and CEO for 23 years. After the acquisition of OCNEO in 2009, he served as the Vice President of Governmental & Regulatory Affairs and as the Chief Compliance Officer (CCO) for CarePoint Partners.


Mr. Holman has been a member of the National Home Infusion Association (NHIA) since its inception in 1991, serving as both a nine-year board member and as chairman. In April 2011, he received the NHIA Gene Graves Lifetime Achievement Award, the association’s highest honor, for his service. He currently chairs the NHIA Payer Advocacy and Relations Committee Team #2 responsible for maintaining and updating the NHIA National Coding Standard for Home Infusion Claims under HIPAA, as first published in 2002.


Len currently serves as the Board Member Liaison for all ACHC Pharmacy Accreditation Programs. He also serves on the ACHC Executive Committee, Ethics Committee, Bylaws Committee, and the Standards & Accreditation Review Committee, and is the Chairman of the Sales & Marketing Committee.  He has served on the ACHC Board of Commissioners since the summer of 2011.

William R. Letendre, Sr., MS, MBA

VP Professional Compounding Centers of America, Inc.

Houston, TX

William Letendre is Vice President of Pharmacy Management Services for Professional Compounding Centers of America, Inc. (PCCA), where he has served for more than 20 years. His more than 30 years in the compounding pharmacy industry includes Vice President of Professional Relations for PCCA, and President and Board Member of the Texas Pharmacy Association and the New Hampshire Pharmacists Association. He also worked as Pharmacist-in-Charge in the retail and hospital pharmacy sectors, and served academic appointments at numerous schools of pharmacy. He has given presentations at colleges on the subjects of niche marketing in compounding; legal aspects of compounding; and contemporary, veterinary, and prescription compounding.


Among William’s affiliations are Faculty Liaison, University of Houston; Board Member and Research Committee Member, International Academy of Compounding Pharmacists; the Phi Delta Chi Pharmacy Fraternity; and the Massachusetts College of Pharmacy and Health Sciences. His many awards include the National Community Pharmacists Association (NCPA) Faculty Liaison Recognition Award, American Pharmacists Association (APhA) Distinguished Achievement Award in Specialized Pharmaceutical Services, and the Texas Pharmacist of the Year Award.


He earned a Master of Business Administration degree from University of Phoenix, a Master of Science in Pharmacy degree from the University of Texas at Austin, and a Bachelor of Science degree in Pharmacy from the Massachusetts College of Pharmacy and Health Sciences.

Marshelle Thobaben, RN, MS, PHN, APNP, FNP

Professor, Humboldt State University

Arcata, CA

Marshelle Thobaben is a Professor Emeritus, Humboldt State University (HSU) in Arcata, CA, as well as a Nursing Consultant. For over 30 years, Marshelle taught community and public health nursing and chaired the HSU Department of Nursing as well as the HSU and CSU academic senates. She has been honored as an HSU Scholar of the Year for her extensive research and publications and received the inaugural HSU Service Award for her outstanding service.


Marshelle has published more than 150 articles in leading nursing journals; written chapters and co-authored textbooks; and presented at numerous national conferences on nursing and social issues. She has been nationally recognized for her work in elder abuse prevention and home health psychiatric nursing.

Tom Tucker

VP Sales and Marketing, Attentus Medical Sales, Inc.

Houston, TX

Tom Tucker is the Vice President of Sales and Marketing, and a partner in Attentus Medical Sales, Inc. based in Houston TX. He has 29 years of experience in health care in engineering, technical support, and sales & marketing. Mr. Tucker started his healthcare career in design of Oxygen and sleep systems for Mountain Medical in Littleton, CO. Then moved on to be the first President of Medline Homecare. Tom focuses on helping manufacturers and distributors develop new solutions that bring real value to its clients. His passion for the value of home health keeps him motivated to work with providers to increase profits and improve service for the patient.

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Gregory Bentley,