Core Leadership Team
PayDC Chiropractic Software was designed, and is supported by, a team of experienced chiropractors, compliance experts, customer service professionals, and of course – leading edge chiropractic software developers. Meet our core leadership team.
David Klein
CPC, CPMA, CHC, Co-Founder, Chief Operating Officer
David is a co-founder of PayDC and a well-known speaker and educator at chiropractic conferences. He is a certified Coder and Auditor and Healthcare Compliance expert, and also is the founder and President of DK Coding & Compliance, Inc., a healthcare consulting firm that focuses on audit defense, education, compliance and reimbursement issues.
Tom McGrath
Chief Executive Officer
Tom began his career managing the fleet and leasing department for a large multi franchise dealer group. Tom then started and built a commercial contracting Company, which he managed until a few years ago, when he brought in professional management to run the Company so he could devote his time to other activities. Tom has been a venture investor for over 20 years during which time he has been involved in numerous technology based startups.
Colin Cole
Co-Founder and Senior Consultant/Architect
Colin has worked for Microsoft for the last 20 years in various senior technical positions. In his current role as a Cloud Solution architect, Colin works on the Microsoft Azure platform and helps Microsoft’s largest customers transition to the public cloud. He is a co-founder of PayDC who works to constantly improve performance, functionality, and compliance.
Evan Gwilliam
Clinical Director
Dr. Gwilliam, Clinical Director for PayDC Chiropractic Software, graduated from Palmer College of Chiropractic as Valedictorian and is a Certified Professional Coding and ICD-10 Instructor, Medical Compliance Specialist, and Certified Professional Medical Auditor. Because he is also a clinician with a Bachelor’s degree in accounting and a Master’s of Business Administration he is a sought-after seminar speaker. He provides expert witness testimony, medical record audits, consulting, and online courses for health care providers and has authored and contributed to reference books and articles for multiple publications.
Chandra Kotigiri
Director – Software Development
Chandra has over 20 years of IT experience in implementing complex Client/Server, Cloud, Intranet, and Internet web applications. He brings expertise in designing and developing IT applications for Asset Management, Mortgage Banking, Healthcare, Medical-devices, Financial-Brokerage, and Telecom industries.
Chandra continues to lead the PayDC team in adding functionality, security, and performance into PayDC Chiropractic Software.
Anthony Dunn
Director of Product Development
For nearly 20 years “Ant” has served in a myriad of roles within the Software Application Development industry. During that time he has spent the last 9 years passionately focused on Healthcare IT. He also has amassed 7 years of experience designing software solutions for managing practices in various legal and medical fields. Ant leads the PayDC team in gathering customer input and managing feature enhancement requests. He works closely with the PayDC engineering team to ensure they understand and deliver user-centered requirements. Ant is a graduate of Duke University.
Robert W. Schoen
Chief Financial Officer
Bob was a CPA and a partner in a regional based accounting firm for over 30 years, where he consulted with numerous midsized businesses on a large variety of projects to improve their financial success. Bob retired from the accounting firm at the end of 2014 and became the CFO of Advanced Provider Solutions, where he has continued his efforts to build and expand a valuable enterprise.
Andrea Hoffman
Director, Customer Service & Training
Andrea has been with PayDC since 2009. Bringing her Health Care customer service experience with her, helps manage higher level Customer Service issues and directs Training for all new PayDC subscribers. She has been in the healthcare field for over 10 years with experience in practice management and medical billing. Andrea graduated Lehigh Valley College in Applied Science for Massage Therapy and Business.