Executive Team

Greg Marotta

Gregory C. Marotta

President, CEO

As President and CEO of CleanSlate, Marotta leads a national medical group that has been a pioneer in outpatient addiction medicine and which has become a significant partner on the frontlines of the opioid epidemic. Amidst the gravest public health crisis of our time, Marotta has overseen the continued rapid expansion of CleanSlate to meet the urgent demand for its medication treatment services in communities across the country. Marotta’s focus at CleanSlate is not only on expanding the company’s own capacity to save lives but also in leading the company’s public policy and information efforts to drive legislative change, increase access to care, and break down the stigma around the chronic disease of addiction.

Greg Marotta

Adam McPhee

Chief Operating Officer

As COO, Adam is responsible for overseeing ongoing and new center expansion operations. Prior to joining CleanSlate, he served as Vice President of Operations of the East Division at US Healthworks. During his 10 years there, he held a variety of additional roles including Regional Vice President of Operations, Regional Director of Operations, and Center Manager.

Anthony Bond

Anthony Bond

Chief Financial Officer

As Chief Financial Officer, Anthony has primary responsibility for the planning, implementation, and management of the finance, accounting and RCM activities of the organization including business planning, budgeting, forecasting, revenue cycle oversight and contract negotiations. Additional responsibilities include providing strategic recommendations to the CEO and members of the Executive team, advising on long-term business objectives, financial planning and maintaining investor relations.

Before joining CleanSlate, Anthony served as a senior financial executive with a number of multi-state, multi-site healthcare providers and financial services organizations, including CFO at US Urology, LLC, CFO at IMAC Holdings, Inc., and Group CFO at Symbion Healthcare. His 20 years of experience is built on creating positive financial outcomes while supporting Private Equity, C suite and Field Operations. Anthony is well versed in growth thru organic, acquisition and de novo efforts as well as turn-around operations. Outside of his CleanSlate responsibilities, Anthony has served as a Board Member for a number of non-profits, healthcare and academic organizations. He is a CPA and has a B.S. in Accounting and Business Administration from Middle Tennessee State University.

Claudie Jimenez

Claudie Jimenez, MD, MS

Regional Medical Director, Indiana & Kentucky

Claudie Jimenez, MD, MS, is the Regional Medical Director of Indiana and Kentucky at Clean Slate. Dr. Jimenez is board-certified in Addiction Medicine. Dr. Jimenez studied medicine at the University of Texas Health Science Center at Houston and completed a residency in Emergency Medicine at the University of Texas Southwestern Medical Center at Dallas. Dr. Jimenez remained an attending and faculty at Parkland Hospital where she completed her master’s in health management at the University of Texas at Dallas. Dr. Jimenez completed her Addiction Medicine Fellowship at the Addiction Institute at St. Luke’s Roosevelt Hospital Prior to joining Clean Slate, she has served in physician leadership roles in Addiction Medicine and academic healthcare organizations. She is the president-elect of the Indiana Society of Addiction Medicine and has published several academic articles and book chapters on her work in Emergency and Addiction Medicine.

Satkiran Grewal

Satkiran Singh Grewal, M.D. M. Sc.

Diplomate ABPM, Addiction Medicine
Area Medical Director for Connecticut & Western Massachusetts

As Area Medical Director, Dr. Grewal oversees clinical care operations at the CleanSlate centers located in Connecticut and Western Massachusetts.

Dr. Grewal joined CleanSlate in 2017 as Center Medical Director in West Springfield, MA. Before CleanSlate, Dr. Grewal worked at Baystate Children’s Hospital where he served as the Division Chief of the Pediatric Hematology-Oncology program. During this time, he was also the Lead Physician for the institution’s patient safety program, which was under the auspices of a multi-center collaborative consortium called “Solutions for Patient Safety”. He has held the academic position of Associate Professor at Tufts University School of Medicine and the University of Massachusetts. Dr. Grewal has an M.B.B.S. from the University of Delhi and performed his Residency at the State University of New York at Stony Brook. Additionally, Dr. Grewal holds an M.Sc in Health Care Quality and Patient Safety from the Feinberg School of Medicine at Northwestern University. He is also Board Certified in Addiction medicine.

Sally Combest

Sally Combest, M.D., DABA, FASAM

Regional Medical Director, Texas, Arizona and Wisconsin

As Regional Medical Director for Texas, Arizona and Wisconsin, Dr. Combest oversees all patient medical care at CleanSlate centers located in those states. Her interest in addiction medicine came about from personally witnessing the devastating impact of drug and alcohol abuse on patients in the operative setting.

Before joining CleanSlate, Dr. Combest’s professional experience included thirteen years as a clinical associate professor at UT Health San Antonio, senior medical adviser with American Business Systems, LLC, and vice president with Lamar Anesthesia Associates. She is also skilled in physician relations and critical care. Dr. Combest received her M.D and performed her anesthesiology residency at the University of Texas HSC at San Antonio, and she has a Bachelor of Science in Nursing from the UT Arlington. Since joining CleanSlate in 2018, she has become board certified in Addiction Medicine.

Todd Fausnaught

Todd Fausnaught, MD, FAAFP, FASAM

Regional Medical Director, Pennsylvania, Ohio, and Virginia

As Regional Medical Director for CleanSlate Centers in Pennsylvania, Ohio, and Virginia, Dr. Fausnaught manages 23 offices treating 4,000 patients. He joined CleanSlate as a Medical Director for the Williamsport Center in 2016 and has continuously developed and implemented clinical policies to strengthen care practices and improve outcomes during his time with CleanSlate.

Before CleanSlate, Dr. Fausnaught worked as an attending physician at Susquehanna Health and a Clinical Professor at The Commonwealth Medical College. He served as Medical Director at both the Williamsport Area School District and Lycoming College. Dr. Fausnaught received his B.A. in History from Princeton University and his M.D. from Jefferson Medical College, completing his residency at Williamsport Hospital in the Family Practice Division. He is certified by the American Board of Family Medicine and the American Board of Preventive Medicine. He has enjoyed raising three children with his wife Carol, sitting on his church’s lead council, and hunting pheasants with his two Labrador retrievers.

Maria Scoville

Maria Scoville

Vice President Medical Affairs and Regulatory

As Vice President of Medical Affairs and Regulatory, Maria Scoville leads clinical and operational policy for all CleanSlate Outpatient Addiction Medicine Treatment Centers. As Accreditation leader, she leads and develops plans to achieve both national accreditation and state licensure for all CleanSlate centers, ensuring that CleanSlate centers operate at the highest standards. She also handles research, review, audits and analysis for CleanSlate centers across the country. Her work focuses on creating impactful improvements for CleanSlate employees and patients. Throughout her career in medical affairs, regulatory and compliance, Scoville has achieved excellence in organizational planning and corporate compliance, contributing to enhanced service delivery to patients suffering substance use disorder.

Before joining CleanSlate in 2017, Maria’s professional experience included over two decades with Mercy Medical Center in Springfield, MA, where she worked her way up from a registered nurse to Chief Quality Officer. Over her career at Mercy Medical Center, she oversaw patient satisfaction, patient safety, and regulatory compliance. She received her B.S. in Nursing from the College of Our Lady of the Elma. She is a Licensed Registered Nurse in Massachusetts and a Certified Professional in Healthcare Quality.

Ned Pucek

Edward “Ned” Pucek

President Operations West Division

Ned serves as President for the Operations West Division of Clean Slate, overseeing clinical operations for 38 centers across five states. In his position, he assists with expansion activities for the division as well as site selection, budget preparation, staffing, and other operational needs for its clinics. Ned also supervises the main laboratory operations and serves as a member of the CEO’s Cabinet.

Before joining CleanSlate in 2017, Ned spent 21 years at U.S. HealthWorks, first as a Clinic manager for the Houston Center for Occupational Medicine and eventually as the Vice President of Operations for the Central Division, where he oversaw 48 clinics across nine states. During his career at U.S. HealthWorks, he assisted the business development team to identify new markets, targets, and opportunities. He holds a Bachelor of Science in Agribusiness from Texas A&M University.

Ellen Alexander

Ellen Alexander

President Operations East Division

As President of Operations for CleanSlate’s East Division, Ellen Alexander is responsible for clinic operations across Massachusetts, Connecticut, Virginia, Ohio, and Pennsylvania. She oversees expansion activities for 40 centers, including site selection, budget preparation, staffing, and other operational needs. She also serves on the CEO’s Cabinet, helping shape and implement CleanSlate strategy.

Ellen began her career with CleanSlate Centers in 2010 as a practice manager, and has served as Director of Operations, Regional Vice President of Operations, and Vice President of Operations for the East Division. She holds a Bachelor of Science in Business Administration from Western New England University.

Nicole Delmonico

Nicole Delmonico, PBT(ASCP), MT(ASCP), MPAS, PA-C 

Regional Clinical Director, Eastern Massachusetts

As Regional Clinical Director, Eastern Mass., Nicole provides clinical leadership and oversight for clinical directors and providers at the region’s nine CleanSlate Center offices. In this role, Nicole identifies opportunities to expand CleanSlate’s model of care, working in accordance with the organization’s mission and vision to continuously improve care delivery for the patients and communities CleanSlate serves.

Before joining CleanSlate six years ago, Nicole taught clinical laboratory medicine at Northeastern University and held physician assistant positions at the Massachusetts Department of Mental Health, Northwest Medical Specialties and Asthma and Allergy Physicians. Her professional distinctions include fellowships with the American Academy of Physician Assistants and Massachusetts Association of Physician Assistants, associate membership with the American Society of Addiction Medicine and certification with the National Commission on Certification of Physician Assistants. She has a B.S., Medical Laboratory Science and an M.S., Physician Assistant Studies from Northeastern University.

Rebekah Michel

Rebekah Michel, PHT-SHRM-CP

Senior Vice President of People Services Operations

As Senior Vice President of People Services Operations, Rebekah Michel is responsible for attracting, retaining and developing talent for the leading private employer in addiction medicine and behavioral health. Michel has over 20 years of leadership experience in delivering innovative people solutions, developing and managing teams that operate in an agile way, and helping to build a high-performance culture that promotes diversity and inclusion. Her teams oversee a broad range of functions including talent development and CleanSlate University, recruiting, employee relations and experience, business partnership, benefits and compensation.

Prior to joining CleanSlate, Rebekah held multiple leadership roles in Human Services, specializing in People Services, Talent Acquisition and Training business units. In addition, Rebekah has been a partner in private equity since 2004 specializing in growth organizations both organic and through acquisition. She holds a Bachelor of Science from Western Kentucky University and has earned her SHRM Certified Professional credential through the Society for Human Resource Management and her Professional in Human Resources Certificate from the Human Resource Certification Institute.

Tonya Bales

Tonya Bales, CPA

Senior Vice President Revenue Cycle Management

As Senior Vice President of Revenue Cycle Management, Tonya oversees managed care contracting, central billing operations, provider enrollment and coding/documentation responsibilities for CleanSlate. Since joining CleanSlate in 2018, Tonya has led the team in the implementation of new systems, development of internal departments and process improvements all to ensure a more efficient and effective experience for employees, providers and patients.

Prior to CleanSlate, Tonya held management positions with leading healthcare entities. She served as Director of Managed Care and Contracting with Healogics Specialty Physicians, the nation’s largest provider of advanced wound care services, and Affiliate CFO of TeamHealth, one of the largest providers of hospital-based clinical outsourcing. She was also the President and Owner of Bales CPA & Consulting, handling accounting functions, healthcare consulting, and individual business tax planning. A certified public accountant, Tonya holds a Master of Accountancy and a Bachelor of Science in Accounting, both from the University of Tennessee, Knoxville.

Alexis Horan

Alexis Horan, MPP

Vice President of Government Relations

Alexis Horan directs CleanSlate’s state and federal government relations initiatives and supports CleanSlate’s external affairs agenda, to advance the company’s goals of improved patient access to opioid and alcohol addiction treatment, corporate branding and corporate growth. Her substantial background in addiction and mental health policy analysis and implementation have helped drive policies that reduced barriers to provider adoption of addiction treatment pharmacotherapy, promoted equitable insurance coverage for addiction and mental health benefits, and increased federal funding for evidence-based addiction treatment. Her previous positions include Expert Consultant to US Health and Human Service’s Office of the Assistant Secretary for Planning and Evaluation and Senior Director of Government Relations and Quality Improvement for the American Society of Addiction Medicine.

Ms. Horan received her undergraduate degree from Boston College and her Master in Public Policy from George Washington University. She is the proud recipient of the US Department of Health and Human Services Secretary’s Award for Distinguished Service and the American Society of Addiction Medicine’s Presidential Award. Ms. Horan resides in Washington, DC, with her family.

Anna Gaddy

Anna M. Gaddy, MA, LCAS, CCS

Vice President of Behavioral Health Services

As Vice President of Behavioral Health Services, Anna Gaddy is responsible for strategically leading the development and implementation of CleanSlate behavioral health activities and ensuring the provision of high-quality, integrated care and treatment to patients with substance use disorder and other behavioral health conditions.

Prior to joining CleanSlate, Anna Gaddy served in executive roles in Medication Assisted Treatment, Behavioral Health, and Residential Treatment Programs. She is a member of the North Carolina Substance Abuse Professional Practice Board. She holds a Bachelor of Science in Psychology from Elon University and a Master of Arts with a focus on Addiction Counseling from Appalachian State University.

Crystal Morley

Crystal Morley, MBA

Vice President of Marketing and Communications

As Vice President of Marketing and Communications, Morley is responsible for overseeing all marketing and communications strategies, public relations, system-wide media relations and internal communications for CleanSlate Centers.

Prior to joining CleanSlate, Morley served in executive roles in Healthcare IT and Behavioral Health. She is a member of multiple professional associations, including the Healthcare and Information Management Systems Society, American Marketing Association and the Nashville Technology Council. She holds a Bachelor of Science in Communications and Political Science from Middle Tennessee State University and a Master of Business Administration with a focus on Management.

Brent Holliman

Brent Holliman, MBA

Director of Application Development

As Director of Application Development, Brent develops and implements innovative software solutions to improve both the employee and patient experience at CleanSlate. Brent managed the international team that built Ares, CleanSlate’s innovative EMR system, and serves on the CEO Cabinet, where he helps shape and implement CleanSlate business strategy.

Before joining CleanSlate in 2018, Brent worked as Application Development Manager at Century Aluminum, overseeing all internal custom Web applications, and as Director of Product Architecture for HealthStream, Inc., developing and implementing a new microservice architecture. Brent received his M.B.A. from the University of Phoenix and his B.B.A. from Belmont University. He is a Microsoft Certified Solutions Developer and a Microsoft Certified Database Administrator.

Board of Directors

Greg Roth

Greg Roth

Chairman of the Board

Since 2014, Greg Roth has been a partner of Guidon Partners, a co-investment firm that focuses on healthcare growth companies and has been a board member of multiple private equity-backed healthcare companies. Prior to Guidon Partners, he served in executive roles including CEO of TeamHealth, President of HCA’s Ambulatory Surgery Division, and held various other operational and financial positions in healthcare companies.

Diane M. Daych

Managing Partner, Granite Growth Health Partners

Diane Daych is a managing partner and co-founder at Granite Growth. She has more than 30 years of investing, advisory and operating experience, with more than 25 years of experience in the health services industry. Before founding Granite Growth, Diane led Apple Tree Partners’ healthcare services investing team. From 2010 to 2012, she was a managing director and co-head, Private Equity, of the Marwood Group.

Mark Brooks

Managing Partner, Granite Growth Health Partners

Mark Brooks is a managing partner and co-founder at Granite Growth. He previously co-founded MMC Health Services and Scale Venture Partners, a diversified venture firm with over $1.5 billion AUM, where he co-led the healthcare group for more than 15 years. He has more than 25 years of experience investing in, operating and managing high-growth health services companies, several of which have become market leaders.

Paul F. Brown

Advisory Partner, Granite Growth Health Partners

Paul Brown is a venture partner at Granite Growth. He has been an advisor for Well, Advantia Health, Swell and Vytalize Health. Paul holds the James Lee Sorenson Presidential Chair and is a professor of entrepreneurship at the University of Utah’s David Eccles School of Business. He has more than 25 years of experience as a venture capitalist, entrepreneur, healthcare executive, lawyer and professor.

Garheng Kong

Garheng Kong is founder and managing partner of HealthQuest Capital. He has over two decades of experience in the healthcare field as an investor, physician, scientist, and engineer. He currently serves on the boards of Alimera Sciences, Melinta, Histogenics, Strongbridge, Laboratory Corporation of America, Duke University Medical Center Board of Visitors and has also served as faculty at the Duke Fuqua School of Business as a senior scholar.

Eugene C. Fleming

Gene Fleming is Chairman of Dermatology Solutions Group and serves on the Board of Directors for Aspire Health, Syus Inc., as well as CleanSlate Addiction Treatment Centers. A lifelong healthcare executive, Fleming most recently served as Executive Chairman of the Rehab Documentation Company until its purchase in May 2014 and on the board of PhyMed Holdings until its acquisition in November 2014. He was Chairman and CEO of Cogent Healthcare from 2005 until its acquisition in 2011.

Patrick J. Kennedy

During his 16 years in the U.S. House of Representatives, serving Rhode Island’s First Congressional District, Patrick J. Kennedy fought to end discrimination against mental illness, addiction, and other brain diseases. He is best known as the lead sponsor of the groundbreaking Mental Health Parity and Addiction Equity Act (MHPAEA), which was passed with bi-partisan support, and signed into law by President George W. Bush on October 3, 2008.