Proven Leadership

The team at M.S. Hall can help you understand the rafts of data that your facility generates on a daily basis by connecting patient-level events up to population-level priorities and back to both financial and health outcomes.

Mark brings over 33 years of experience in the healthcare industry. Mark began his career in Medicare auditing for Central New York Blue Cross Blue Shield in Syracuse. Mark then moved to Loretto Rest Corporation, a 520-bed nursing home with home care, medical and social day care, and outpatient services as Assistant Controller/Controller. Subsequent to that experience, Mark joined PricewaterhouseCoopers, (PwC) (legacy Coopers & Lybrand) and was promoted to manager in their Healthcare Regulatory Group. While with PwC, Mark prepared and was involved with feasibility studies for over $2 billion in financings. His experience also included numerous business plan preparations, budgets, turnaround engagements, revenue projections, Medicare and Medicaid appeals, cost reports and other third party reimbursement issues.

Subsequent to PwC, Mark became VP of Finance for Health Alliance of CNY (Crouse & Community General Hospitals), and CFO of the Syracuse Community Health Center, one of the nations premiere Federally Qualified Health Centers, increasing cash from $1M to $12M. Since forming M.S. Hall & Associates, LLC, Mark has served as an expert witness in a litigation lawsuit.

M.S. Hall knows that insight into healthcare finance begins with comprehensive data aggregation and intelligible data analytics. Mike Sorber has been driving these insights at M.S. Hall for over a decade by leaning on 19 years of Information Systems experience as well as his hands-on knowledge of the MEDITECH system and the challenges of interoperability in the era of the EMR. Mike’s background in programming and database management ensures that even in the context of high level, organizational operation, Mike brings the granular expertise needed to ensure M.S. Hall’s solutions are reliable and incisive.

Mike turns rafts of raw hospital data into sources of intelligible, actionable knowledge, and thereby brings much needed clarity to healthcare organizations weighed down by the resource-intensive processes of cost reporting. Mike has been involved in multiple Medicare and Medicaid Cost Reports, prepared over 130 NYS Medicaid DSH Audits, TRICARE/Champus Cost Reports & GTMCPA Appeals, Medicare & Medicaid Appeals, as well as other third-party reimbursement issues.

Mike connects the dots, joining information to systems to personnel and finally to the bottom line which is why, in addition to the technical positions he has held over the years, he has served as the Interim Finance Manager for Care Compass Network, a Performing Provider System in the Southern Tier. Mike has also served in interim senior management positions for FQHCs in the Central New York region. The work Mike is responsible for at M.S. Hall meets clients and partners where they are while preparing them for a data-driven future.

Mike received his B.S. in Computer Science from Gordon College.

Jason brings over 10 years of healthcare reimbursement experience to M.S. Hall & Associates, LLC. Jason’s previous experience was as a Senior Healthcare Consultant with a local accounting firm, where he worked on various reimbursement related projects throughout NYS. His responsibilities also included performing audits related to the NYS Department Health’s annual audit of the NYS Institutional Cost Report.

Jason’s previous experience also includes being employed as a Medicare auditor with National Government Services (NGS), a Medicare Administrative Contractor. His responsibilities also included reviews of Medicare Bad Debts and Disproportionate Share (DSH) preparations, as well as serving as initial reviewer of Cost Report reopenings.

Prior to NGS, Jason worked for Davidson Fox & Company, where he worked on compilation, review and audits of financial statements as well as preparing taxes.

Jason is a graduate of SUNY Plattsburgh where he obtained a Bachelor’s degree in Accounting with a double major in Business.

Jason resides in the Plattsburgh area, and previously served as President of the Northeast New York Healthcare Financial Management Association. Jason will be spearheading our growth from our existing client presence in northern New York, including our goal to continue to expand beyond NYS to Vermont, New Hampshire, Maine and Massachusetts.

With over 18 years of experience in healthcare reimbursement, Scott represents a significant value-add to any project in healthcare finance. Throughout his career, Scott has held various roles which has given him a deep well of direct knowledge from which to draw. These experiences combined with his technical acumen and attention to detail to ensure that when an organization leverages Scott’s expertise, they maximize their financial opportunities.

Scott’s previous role as a Senior Healthcare Consultant at a regional public accounting firm involved him in NYS performance audits for over thirty hospitals. Additionally, Scott has been an Auditor III with National Government Services (NGS) and a Medicare Administrative Contractor. In his time with NGS, Scott became intimately familiar with cost reports and Medicare rates for Academic Health Systems, large acute hospitals, and Critical Access Hospitals, in addition to Medicare Bad Debts and Disproportionate Share (DSH) preparations. There, Scott also coordinated the IRIS database for NY hospitals and played a pivotal role in the J12 transition. Now, at M.S. Hall, Scott is responsible for cost reports, Medicare Low Volume Adjustments, Medicare DSH listings, wage index, New York State hospital rates, third-party reimbursement maximization analyses, rate appeals filings and re-openings, and more. Scott has also been auditing third-party accounts as part of the overall financial statement audits for various NYS healthcare entities.

Scott received a bachelor’s degree in Finance and Business Management from SUNY Institute of Technology at Utica/Rome. Scott is also an active member of the Central New York Healthcare Financial Management Association.

Adam joined M.S. Hall and Associates, LLC. in October 2016, as a Financial Analyst. He will be primarily focused on reimbursement and finance. Adam combines a natural curiosity for healthcare and an aptitude for numbers for the betterment of M.S. Hall & Associates, Inc. and their clients.

Adam graduated from Cayuga Community College with his A.S. in Math and Science. He later completed his B.S. in Business Administration, Magna Cum Laude from the University at Buffalo. He actively finds new problems to solve in all facets of life and has a genuine affection for manipulating and organizing numbers. In his free time, he enjoys experimenting with new projects from building computers, welding, painting, botany, and woodworking.

Adam earned a Software Engineering degree from Gannon University and brings over 10 years of software development experience to the MS Hall data team. Prior to joining the team, Adam Pitzer worked as a software engineer for Lockheed Martin where he guided teams through software development cycles while interfacing with various government and civil customers.

Adam adds his software experience to the already outstanding data analytics that M.S. Hall & Associates provides to help deliver effective and innovative solutions both internally and for the companies they partner with. Adam’s contributions can already be seen in the development of metric analysis software that has already begun utilizing Prevention Quality Indicators in concert with revenue loss data for DSRIP customers.

Adam’s primary responsibilities at M.S. Hall & Associates include data analysis and completing Medicare bad debts, cost reports, and DSH Audits, in addition to maintaining and upgrading M.S. Hall’s existing internal software tools. Adam has experience with C, C++, C#, Assembly, Java, PHP, MySQL, as well as a range of other software tools.

Jordan brings deep experience with research, writing, and professional development to M.S. Hall & Associates.  His focus is on cutting through the noise of healthcare regulation to deliver M.S. Hall’s clients with quick, informed solutions for the increasingly complex fiscal and political problems today’s healthcare providers face. He works with the rest of the Research & Project Management Team to ensure that the work M.S. Hall does for its clients is evidence-based, effective, and ultimately, patient-centered.

Jordan has direct experience with leading writing- and research-intensive projects for DSRIP and value-based payment initiatives. In particular, Jordan has worked on strategies for the delivery of primary care to a diverse range of demographics in a cost-effective, high quality capacity. He has also worked to track the effects that changes to MACRA, QPP, and Medicaid 340B will have on clients. Internally, Jordan has been responsible for process improvements centering around workflow optimization, project management, and onboarding.

He received his Bachelor’s in Psychology from Cedarville University in 2010, his Master’s in English from University of Rochester in 2011.

As the Office Manager for M.S. Hall + Associates, Jason attends to the behind-the-scenes details that keep the company running smoothly. He works to optimize M.S. Hall’s internal systems, including information security, bookkeeping, vendor onboarding and administration, and much more, all of which allows his colleagues to focus their energies on client success.

Jason has been instrumental in empowering M.S. Hall to maintain surpassing standards of client satisfaction while strengthening its standards for personal safety and data security.

Lisa brings a wealth and depth of reimbursement knowledge to the M.S. Hall team. She has worked in healthcare for 8 years and joins us from hospital healthcare, where she actively contributed to revenue optimization as a Reimbursement Accountant. Lisa excels in achieving positive outcomes by identifying billing and collection opportunities which increase cash inflows. She has extensive experience in contract review, claims analysis, contract modeling, CDM review, and regulatory filings such as the HFCAP, PGP, cost reports, DSH audits and Form 990.

Prior to working in healthcare, Lisa worked in the public accounting sector, focusing on the preparation of tax returns for various corporate entities. She received her bachelor’s degree in accounting from Le Moyne College.


Rich brings over 5 years of Information Technology experience to M. S. Hall & Associates. He has implemented, customized, and administered data management systems and networks in a variety of settings.

Rich’s primary responsibilities at M. S. Hall & Associates include normalizing, and analyzing data, creating reports, and assisting in the completion of Medicare, Medicaid, and nursing home cost reports, bad debts, and audits.

Prior to joining M.S Hall & Associates, Rich received his B.S. in Information Management and Technology from the School of Information at Syracuse University, where he was awarded the Dean’s Scholar Award and the Alumni Scholar Award. He worked for over 5 years in Information Technology as a Computer Support Specialist and Data Specialist and has over 8 years of retail management experience and 4 years of manufacturing experience.

Rich has experience with MEDITECH, CPSI, MySQL, Java, HTML, CSS, and network administration.

As a senior analyst for the reimbursement team at M.S. Hall, Katrina specializes in Medicare and Medicaid projects, including Cost Reports, Medicaid Audits, Wage Index, and Third-Party reports. Katrina earned her B.S. from the Whitman School of Management at Syracuse University; her professional background is in finance operations and marketing.

Katrina’s attention to detail and robust quantitative approach has made her a key member of the M.S. Hall reimbursement team across the full range of its client projects. Outside the office, Katrina can be found exploring the outdoors, traveling, practicing yoga, and spending time with her family and pets.



Joining the M.S. Hall data team as an analyst in January of 2021, Baylie brings a keen, careful eye informed by software design and testing to the firm. Baylie received his B.A. in Computer Science from Le Moyne College alongside a minor in Math and Economics. His natural curiosity and experience with Kaizen principles of process improvement means that Baylie always brings a fresh perspective to the data team’s projects, enabling creative approaches toward solving some of our client’s toughest challenges.

Baylie contributes to numerous ongoing projects at M.S. Hall, including software audits and updates, system redesign, software development and testing, as well as bug testing.

Outside of work, Baylie enjoys time at the gym, playing golf, and hanging out with his dog Zeus, a therapy dog-in-training.

Robert Lyall is an ambitious young finance professional on the M.S. Hall + Associates healthcare reimbursement team. Having received his Bachelor’s in Economics from the School of Business at Siena College in May 2020, Robert started with the firm as a Financial Analyst in January 2021. Robert’s work thus far has revolved around preparing third-party audits for M.S. Hall’s clients, leveraging his familiarity with financial statements to help streamline  key processes within reimbursement projects.

Prior to joining M.S. Hall, Robert interned for Havas Media as part of their financial planning & analysis team working with financial statements and spreadsheets. Robert also leveraged his time at Siena to gain experience with hospital financial statements through his business capstone course.

Outside of work, Robert can usually be found on the golf course or cheering on his two favorite teams, the New York Yankees and the New York Football Giants.

Enya Tan has a strong passion for leveraging data to address real-world challenges and is eager to contribute the skill she developed at Beijing Normal University and Vanderbilt University studying statistics and data science on behalf of M.S. Hall’s clients. Enya’s enthusiasm for collaboration around the problems healthcare organizations face, along with her expertise in analytics will help elevate our team’s work with clients across the board.

Vicky Nguyen brings a fresh, well-rounded perspective to the work we do in healthcare data thanks to her wide-ranging interest in patient and financial data analytics. Vicky has a strong portfolio of academic attention to health informatics, having achieved an M.S. in Biomedical and Health Informatics from SUNY Oswego and currently pursuing a Doctorate in Health Informatics from Rutgers.

Yessi Ruiz joins M.S. Hall with more than five years of health information technology experience. She has been building an exciting career around collecting and analyzing complex datasets in both research and clinical settings that our team is excited to put to work for healthcare organizations across M.S. Hall’s portfolio. Yessi’s background providing actionable recommendations as a Clinical Quality Data Analyst brings a uniquely valuable angle to our team’s perspective on the data team’s work.

Anthony Pauli joins M.S. Hall from his undergraduate work at Le Moyne College which he followed up with professional experiences as a Data / Billing Analyst in Accounts Payable roles in the wireless tech industry. Anthony loves staying active, various outdoors activities, and cooking up something new in the kitchen when he’s got a free afternoon. We’re all looking forward to seeing what he’s bringing to the table, so to speak, at M.S. Hall.

Brooke Fedi is a new financial analyst joining the M.S. Hall team while she completes her MBA at Binghamton University. She has pursued a varied, technical range of experiences across her educational career which has prepared her for a quick launch into M.S. Hall’s portfolio of client work. In her off time, Brooke loves traveling, catching a football game on Sundays, exploring the great outdoors, and relaxing with a good book alongside family and friends. We know she’s going to be a great addition to the team.