The leaders behind it all.

Meet The Team

Executive Leadership

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Etan Walls

Chief Executive Officer

Etan Walls, CISSP is Chief Executive Officer of Adjuvant.Health, powered by Allied Physicians Group, a premier Managed Services Organization, offering a wide range of medical practice solutions and administrative consultative services. Etan is Chief Operating Officer for Allied Physicians Group, a primary care independent physician group with over 30 locations throughout the New York metropolitan area and is a founding Board Member of the Allied Foundation. Allied Foundation is a not-for-profit organization with a primary mission to impact and improve the health and wellbeing of residents within AlliedPhysicians Group’s geographical footprint. He joined the Allied team in 2011 and has held many roles with increasing responsibility.

 

Under Etan’s leadership, Adjuvant.Health and Allied Physicians Group have nearly doubled in size and provided services significantly reducing practice costs. Responsible for the implementation of the broader Allied strategic organizational vision, he leads internal teams in an ever-changing organization. He is a subject matter expert in Revenue Cycle Management, Patient Centered Medical Home, Clinical Operations, Risk Based Payments, Quality Revenue, Interoperability, and Healthcare IT as it relates to the new healthcare paradigm. He has launched a number of groundbreaking initiatives in IT, Human Resources and Finance, allowing practices to provide quality care at low cost and maximized reimbursement. He led Allied in the implementation of a new RCM service provider and Electronic Medical Record (EMR) and has overseen development of the Telehealth program which allows patients to receive quality care from the comfort of their home. Recognizing that engaging physicians is crucial to Allied’s success, Etan haslaunched a series of activities to improve communication, address barriers to physician work and encourage input from physicians on strategic development.

 

With over 20 years of technology and project management solutions experience and over 15 within Healthcare, Etan has extensive knowledge of Healthcare policies, procedures and workflows as they relate to change in the regulatory market. Earlier in his career, as President of the Centricity Healthcare User Group (CHUG), Etan expanded his reach through speaking engagements and executive level discussion. Etan was very involved in early stage Healthcare IT startups as a mentor and advisory board member and Technology Officer at Universal EMR Solutions.

 

Etan’s leadership style balances empathy with hard work and determination. He promotes learning, change and partnership within his team, organization and community. Etan holds a BS in Information Systems from Yeshiva University and was recognized by LIBN in the“40 under 40” 2016 class.

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Robert Creaven

Chief Operating Officer

Robert Creaven is Chief Operations Officer of Adjuvant.Health, powered by Allied Physicians Group. He joined the Allied team in 2013, as VP of Business Development and later transitioned into  Operations roles with increasing responsibility. Robert currently manages Revenue Cycle, Quality, Credentialing, RCM and Analytics for 150+ providers. Previously, Robert was Director of Business Development for NRAD Medical Associates where he increased Physician Partnerships and Specialties and led Mergers & Acquisitions.

 

With over 25 years’ experience working within Healthcare Administration, Robert is a subject matter expert in revenue cycle management, private physicians practice operations, analytics and reporting, contract negotiations and implementations. He has demonstrated this through the successful development and implementation of an organization-wide analytical platform and transfer of revenue operations to new vendor management. Robert also developed Operations

 

Quality healthcare operations have been the major focus of Robert’s career. He holds a Master of Public Administration (MPA) from Long Island University, CMPE (certified medical practice manager) from MGMA and is a Healthcare Six Sigma Black Belt. He has championed a respect initiative that encourages his team to collaborate and provide the highest quality solutions to the organization and supports creative independent ideas that foster diversity and inclusion.

 

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Valerie Mayer

Chief Financial Officer

Valerie Mayer is Chief Financial Officer of Adjuvant.Health, powered by Allied Physicians Group. She also holds roles of Vice President, Finance of Allied Physicians Group, and Treasurer/Board Member of the Allied Foundation. She joined the Allied team in 2017 as VP of Finance and Accounting and was promoted to her current role in 2018. Since joining the organization, Valerie was a key contributor to the implementation of GL Advisor, which allows a cross segment view of the business financial analytics, streamlines reporting and creates finance process cost savings across the organization. She has restructured the Finance/Accounting function resulting in an infrastructure that supports strategic and operational goals. Valerie has provided organization wide guidance on fiscal responsibility, profitability and policy which has broadened the abilities and culture of the leadership team.

 

Valerie is a subject matter expert in treasury and debt management, strategic FP&A, budgeting, forecasting, internal controls and fiscal policy. She has over 20 years’ experience in financial planning and operations in multiple verticals including healthcare, manufacturing, and construction. Prior to joining Allied, she held roles of increasing responsibility in healthcare and manufacturing. While managing finance, accounting and total rewards she implemented various policy changes and operating procedure improvements which resulted in significant cost savings across the organizations she supported.

 

Valerie holds a BS from St. John’s University, MBA in Accounting from Hofstra University and is a Certified Public Accountant (CPA). She was recently awarded by LIBN, One of the 50 Top Women in Business and is recognized as a thought leader. She demonstrates a leadership style of listening, planning and execution and recognizes past mistakes as opportunity for growth and development within the team.

 

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Ricardo Santiago

Chief Information Officer

Ricardo Santiago is Chief Information Officer of Adjuvant.Health, powered by Allied Physicians Group. He joined the Allied team in 2015 as VP of Technology. Since joining the organization, Ric has provided technology vision and leadership in the development and implementation of the company wide IT program. He developed a long and short-term technology roadmap, goals and objectives for the organization. He led the initiative to restructure services and outsource selective systems and operations to achieve efficiencies and cost beneficial results. Ric led the migration of mission critical systems (EMR/Practice  Management and ancillary systems) to a new data center with no downtime and minimal impact to end users. The team also established a security program including policy development and institution of technology controls and safeguards.

 

An active member of the executive leadership team, he frequently participates in key decisions and policy making. He ensures the security and compliance of all information systems while  maintaining a high level of customer service and value to the organization. With focuses on governance, security and service delivery, Ric has been able to align business priorities with technology strategy, delivering transformative outcomes. He demonstrates subject matter expertise in healthcare technology, cyber security, process improvement and project management.

 

Ric is a creative and seasoned healthcare technology professional with over 20 years of diverse experience in hospital, long  term care, home care  and  ambulatory environments.  Prior to joining the Allied group, Ric was CIO at Village Care of  New York. During his tenure he developed and maintained an enterprise Disaster Recovery Plan by establishing a secondary data center with 85% resource capacity of the primary data center. This created a redundant infrastructure with replicated data, hot and standby virtual server replicas offsite. He also led the transition of on-premise infrastructure to a private cloud based environment, thereby reducing costs and increasing systems availability and performance.

 

Ric holds a CCSA (Certified Cyber Security Architect) and consistently demonstrates empathy, creativity and passion in his leadership style.

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Megan Millevoy

Chief People Officer

Megan Millevoy is Chief People Officer of Adjuvant.Health, powered by Allied Physicians Group. She joined the Allied team in 2014 and was promoted to her current role in 2018. In this role, Megan is responsible for developing the human capital organization;  partnering with the board and key leaders; developing a comprehensive human capital and technology strategy, and driving a culture of integrity, accountability, professionalism and transparency (with a focus on service and solution based orientation). Since joining the organization Megan has identified areas of opportunity, implemented best practices and worked to centralize the Human Resources function from 35 independent practices to a single, cohesive model.

 

Megan is a subject matter expert in total rewards, organizational design, onboarding, employee relations, leadership development and restructuring. With over 15 years of HR experience, Megan has spent most of her career in implementations, M&A’s and consolidation of multiple plans and business lines into one operating model. She is viewed as a valued and trusted business partner to her peers, senior leaders and teams she supports and manages. She is a business-driven and innovative human resources executive synchronizing human capital and management processes with company objectives to produce results and exceed organizational goals. Megan is a hands-on leader who develops high-performing, cross-functional teams. She and her team are results and service oriented, passionate, metric driven and people focused with strong emphasis on culture and productivity. Megan is highly regarded company-wide for developing talent through empowering leadership and transforming organizations into “employers of choice.”

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Leslie Tarver

Vice President of Patient Experience & Marketing

Leslie Tarver is the VP of Patient Experience and Marketing of Adjuvant.Health, powered by Allied Physicians Group. She joined the Allied team in 2015 in a consultant capacity and was promoted to her current role in 2017. Since joining the organization, Leslie has managed efforts to enhance the patient and family experience across the continuum of care, and developing and implementing a comprehensive strategy to increase patient and practice satisfaction. She led an initiative to implement text/email patient communications, online scheduling for patients and telehealth afterhours to all Allied practices. Leslie developed and facilitated an office manager curriculum, MBA (molding brilliant administrators) for all Allied office managers. The results and benefits of this course have been widely recognized across the organization, with increased productivity and heightened employee engagement levels in many practices. She also developed “Best You = Best Us”, a training for staff members focused on employee engagement, culture and best patient experience. Leslie performs monthly site visits to assist with technology implementations.

 

With over 17 years’ experience in Healthcare and management, Leslie is a subject matter expert in practice management, education and training, technology and workflow/process improvement. In prior roles, Leslie demonstrated a strong track record in Practice Administration, marketing and technology. She supported the implementation of several medical management tools and solutions that resulted in improved revenue. Specifically, utilizing these skills and expertise she protected a practice from economic crisis, thereby increasing revenue by 22%. Leslie was pivotal in retaining high potential employees and developed a bonus incentive plan during this transition. She also created workflows to eliminate patient wait room time, streamline the check-in process and improve the overall patient experience.

 

Leslie holds a LEAN Healthcare Certification from GA Tech, is a member of MGMA and HIMSS and participates on the Customer Advisory Board for Virence and Solution Reach. She also sits on the GE advisory board for their practice management and EMR solutions and is guest speaker at several healthcare conferences nationally. Leslie was recognized with the Telly Award for her contribution to a commercial produced for a practice/company. Humility is the foundation of her leadership style.

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Kevin Edwards

Associate Vice President of Business Development

Kevin Edwards is the Associate Vice President of Adjuvant.Health, powered by Allied Physicians Group. He joined the Adjuvant.Health leadership team in 2018. During his short tenure, Kevin established a committee joining 12 independent practices to develop and build a “One Allied Physicians Group” approach to business operations.  Previously, Kevin held roles as Director of Compliance and IT Security and Business Development Executive at Flexible Business Systems. During his tenure, he led various initiatives to drive technology value and mitigate risk. Earlier in his career, Kevin focused on strategy, customer service and technology to provide organizations with progressive solutions to positively impact business value.

 

Kevin is a subject matter expert in HIPAA compliance, security risk assessment, cyber security and medical technology. A career milestone includes performing as Program Director for an Epic EMR Community Connect rollout to the Catholic Health Services affiliate practices. He also created a HIPAA compliance division at Flexible Systems to help medical practices across the country attain and sustain compliance. He holds a Bachelor’s Degree from SUNY Oswego and is Epic Care Certified. His leadership style focuses on integrity, loyalty and enabling others to demonstrate their expertise. He has a high regard for his team and emphasizes the importance of effective communications.

 

Physician Leadership

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Kerry Fierstein

CEO, Allied Physicians Group & Executive Board Member, Adjuvant.Health

Born in the Bronx and raised in Queens, Dr. Kerry Frommer Fierstein is a New Yorker all the way. Flushing High School led to New York University, which led to New York Medical College where she met her husband David, the internist. Her residency was completed at North Shore University Hospital – Manhasset, and she has been a Long Island pediatrician since 1990. She is a practicing partner at Pediatric Health Associates in Plainview, New York.  Dr. Kerry Fierstein serves as the Chief Executive Officer of Allied Physicians Group.

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Jennifer Shaer

CMO, Allied Physicians Group

Dr. Shaer is a graduate of Mount Sinai School of Medicine. She completed her pediatrics residency at Albert Einstein/ Montefiore Medical Center and was chief resident at Jacobi Medical Center. Dr. Shaer is a board-certified pediatrician, an International Board Certified Lactation Consultant and a fellow of the Academy of Breastfeeding Medicine. She is a practicing partner at Peconic Pediatrics in Riverhead & Southold, New York. Dr. Shaer also serves as the Chief Medical Officer at Allied Physicians Group.

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Gary Mirkin

President, Allied Physicians Group & Board Member, Adjuvant.Health

Dr. Gary Mirkin, a founding member of Allied Physicians Group, graduated from The Ohio State University with a B.S. in Microbiology in 1979. He then went on to The Ohio State University College of Medicine, which he completed in 3 years, graduating in 1982. Dr. Mirkin completed his residency in Pediatrics at The New York Hospital-Cornell University Medical Center from 1982-1985. He has been board certified in Pediatrics since 1989, is a fellow of the American Academy of Pediatrics, and has a special interest in dealing with infectious disease and autism. He has been honored with the Healthcare Heroes Physician Hero Award in 2013 as well as a “Top CEO” in 2016 by Long Island Business News.  Dr. Mirkin serves as the President of Allied Physicians Group and is a practicing partner at MDs4Kids in Great Neck, New York.

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Clare Cohen

Treasurer, Allied Physicians Group & Board Member, Adjuvant.Health

Dr. Cohen was born and raised in New York. She received her bachelor’s degree from Binghamton University and then went on to receive her medical degree from SUNY Syracuse. She completed her pediatric residency at North Shore University Hospital in Manhasset. She has enjoyed caring for the Garden City Pediatric community for the past 20 years. Dr. Cohen serves as the Allied Physicians Group Treasurer.

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Stewart Samuel

IT Steering Committee Chair, Allied Physicians Group

Born and raised in Kentucky, Dr. Stewart Samuel graduated from Indiana University and the University of Louisville School of Medicine. He completed his pediatric training at the Children’s Hospital Medical Center in Cincinnati and then spent four years in the US Army at FT Knox where he served as Chief of Pediatrics, Medical Director for the Early Intervention Program, and coordinator of services for child abuse victims. Dr. Samuel is a practicing partner at Pediatric Health Associates in Plainview, New York. He also serves as Chairperson of the IT Steering Committee for Allied Physicians Group.

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Scott Svitek

Human Resources Committee Chair, Allied Physicians Group

Dr. Scott Svitek received his Bachelor of Science in Molecular Genetics at the University of Rochester and Medical degree at the University of Buffalo. He completed his pediatric training at LIJ medical center and then served as the Senior Chief Resident. But after serving several years than an academic setting at the Schneider’s Children’s Hospital t LIJ, Dr. Svitek returned home and has been at Commack Pediatric Associated since 1998. Dr. Svitek serves as the Human Resources Committee chair for Allied Physicians Group.

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Brad Fell

Compliance Officer, Allied Physicians Group

Dr. Fell is a graduate of The Sophie Davis School of Biomedical Education and SUNY Health Science Center in Syracuse. He completed his Internship and Residency at Steven and Alexandra Cohen Children’s Medical Center (formerly Schneider Children’s Hospital), where he also served as Chief Resident. He is a board-certified pediatrician and is an Associate Professor of Pediatrics at Albert Einstein College of Medicine and Hofstra Medical School. Dr. Fell is a practicing partner at Peconic Pediatrics in Riverhead & Southold, New York. He was a founding member of Allied Physicians Group, where he has been the company’s Compliance Officer and Privacy Officer, as well as the Billing and Coding Chairman.

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Eric Levene

Marketing Committee Chair, Allied Physicians Group

Dr. Eric Levene joined Chester Pediatrics in 1993. Dr. Levene grew up on Long Island. He obtained his undergraduate degree in Mathematics from Franklin and Marshall College and received his medical degree from the University of Pittsburgh School of Medicine. He completed his residency at Long Island Jewish Hospital where he then continued for one more year as Chief Resident. Dr. Levene serves as the Allied Physicians Group Marketing Committee Chair.