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Management Team
Adam D. Singer, M.D., Chairman and Chief Executive Officer
Chief Medical Officer
Adam D. Singer, M.D. has been a director, Chairman, and our Chief Executive Officer since he founded IPC in 1995. In 1991, Dr. Singer acquired a private practice in pulmonary medicine that shortly thereafter merged with two other pulmonary physicians to become part of Consultants For Lung Disease, Inc. (now the Institute for Better Breathing). In 2006, Dr. Singer was designated Chief Medical Officer. In October 2008, Dr. Singer was named Modern Physician's "Physician Entrepreneur of the Year". Dr. Singer received his Bachelor of Science in Biology from the University of California, Los Angeles and his medical degree from the Chicago Medical School at Rosalind Franklin University. Dr. Singer performed a post-doctoral internship and residency in internal medicine and a fellowship in pulmonary medicine at University of Southern California.
R. Jeffrey Taylor, President and Chief Operating Officer
R. Jeffrey Taylor has been a director and our President and Chief Operating Officer since he joined IPC in July 2000. Prior to joining our company, Mr. Taylor was the executive vice president of Atlanta-based Mariner Post-Acute Network. Prior to that Mr. Taylor was chief executive officer of American Outpatient Services, Inc. and held various positions including executive vice president, chief administrative officer and general counsel with American Medical International, Inc. (now Tenet Healthcare Corp.; THC—NYSE). Mr. Taylor received a Bachelor of Science from the University of Utah and a Juris Doctor from the University of Utah College of Law. Mr. Taylor has more than 25 years of experience in the areas of acute-care, sub-acute care and the outpatient dialysis segments of the healthcare industry.
Devra Shapiro, Chief Financial Officer
Devra G. Shapiro has been our Chief Financial Officer since she joined IPC in March 1998. Prior to joining our company, Ms. Shapiro served as chief financial officer for several start-up healthcare enterprises. From 1985 to 1990, Ms. Shapiro held executive financial positions with EPIC Healthcare Group and American Medical International, Inc. (now Tenet Healthcare Corp.; THC—NYSE). From 1974 to 1984, Ms. Shapiro specialized in healthcare with the public accounting firm of Arthur Andersen & Co. Ms. Shapiro received a Bachelor of Arts and a Bachelor of Accountancy from the University of Houston. Ms. Shapiro has over 30 years experience as a financial executive and certified public accountant with a background in working with healthcare organizations.
Richard Russell, Exec. Vice President and Chief Development Officer
Richard G. Russell has been our Executive Vice President and Chief Development Officer since he joined IPC in March 2003. Prior to joining our company, Mr. Russell was senior vice president of information technology and business planning for Cogent Healthcare, Inc., another national hospitalist organization, from 2002 to March 2003. Mr. Russell began his healthcare career as a senior management consultant with McKinsey & Company, followed by executive level positions in several entrepreneurial and high-growth healthcare operating companies. Mr. Russell earned his Bachelor of Science in Chemical Engineering from Case Western Reserve University and his MBA from the Harvard Graduate School of Business.
Felix Aguirre, M.D., Vice President of Medical Affairs
Felix Aguirre, M.D. joined IPC in April 2003 and is responsible for the medical and leadership oversight and development of IPC’s physicians and providers. Dr. Aguirre has been actively involved in hospitalist medicine for more than 13 years. He was a founder of Alamo City Medical Group, which currently employs 20 providers, and Alamo Inpatient Management Systems, which operated in San Antonio from 1996 to 1999, providing hospitalist services for a local MSO and several medical group practices. In 2000 he co-founded Hospitalists of San Antonio and served as president until the company merged with IPC in early 2003. Dr. Aguirre attended The U.S. Military Academy at West Point for undergraduate studies and the University of Texas Health Science Center at San Antonio for medical school and residency.
David Arpin, National Executive Director, Corporate Development
David Arpin has over 20 years experience in healthcare consulting and management. Previously, David was executive director of IPC's Houston region. Before joining IPC, David was senior vice president of a national consulting firm. He provided strategic and business startup consulting to major health systems and healthplans, including startup of HMOs in Texas and Missouri, development and start-up of a physician operating division of a major health system, and merger of 13 single specialty groups into a multi-specialty group. Prior to joining the consulting firm, he founded and was chief operating officer, until its sale, of a behavioral managed care firm. David began his healthcare career as administrator of single and multi-specialty medical groups. David holds a Master in Healthcare Administration from the University of Missouri-Columbia and a Bachelor of Science in Mathematics from Gonzaga University. 
Mark C. Citron, Ph.D., Vice President Information Systems
Mark Citron, who joined IPC in July 1999, is responsible for the development, management and architecture of leading-edge information systems. He came to IPC from Childrens Hospital of Los Angeles, where he directed the strategy for network and desktop technologies and Oracle development for 11 years. Mark was also responsible for the creation of an advanced clinical data repository that integrated data from disparate hospital systems. Mark currently serves on the board of the Los Angeles Oracle Users Group and is a nationally recognized Oracle applications development expert. Mark received his Doctorate in Neurobiology from the University of Rochester School of Medicine, and a Bachelor in Physics from Purdue University. Mark also holds an MBA from USC’s Marshall School of Business.
Jamie S. Glazer, Vice President Financial Analysis & Revenue Controls
Jamie Glazer joined IPC in December 1999 and has responsibilities that include strategic planning and revenue analysis. She supports both corporate and regional operations by providing analysis, auditing and reporting related to accounts receivable, provider productivity, revenue calculation, budgeting, billing, and contracting.. Previously, Jamie managed the analytical department for the physicians at Children's Hospital of Los Angeles. Her work provided the physicians with an in-depth understanding of their business as well as an effective communication link between the management company and the medical group. Previously, she worked for Blue Cross/Blue Shield of Hawaii (HMSA) in their subsidiary, a 100+ provider dental group. Jamie received her Bachelor in Mathematics and Master in Education of Mathematics from UCLA.
Patrick Holmes, Vice President of Technology
Pat Holmes joined IPC in 1998 and is the resident architect and designer of the IPC-Link technology. Pat is an experienced computer programmer and trainer who specializes in Oracle products. Pat has presented papers on various Oracle Developer topics at numerous conferences, and he is also president of the Los Angeles Oracle Users Group. Prior to joining IPC, Pat managed software development for an INC-500 company that sold computerized accounting and management systems to the graphic-arts/printing industry throughout North America. Pat graduated from Swarthmore College with a Bachelor in Psychology and interests in economics and computer science.
Todd Kislak, Vice President, Marketing and Development
Joining the company in January 2007, Todd Kislak is responsible for the IPC’s marketing and public relations programs. Todd also leads new development projects for IPC. Todd brings to IPC nearly 20 years experience in marketing and product development in the healthcare field. He has held senior management positions at Sunrise Medical, Royce Medical and most recently at BioElectronics Corp. Todd has launched new products and services to physicians in the fields of orthopedics, podiatry, rehabilitation and plastic surgery. Todd holds a Bachelor in Government from Wesleyan University and an MBA from Harvard Business School.
Timothy Lary, Vice President Physician Staffing
Timothy Lary joined the IPC team as Vice President of Physician Staffing in September 2004. In this position, he directs the physician recruitment and retention strategies for the organization. Tim has more than 15 years of recruitment experience focused in healthcare. Prior to joining IPC, Tim was with US Oncology, a national cancer care company, where he helped grow the network from 240 physicians in 1997 to more than 900 by 2004. Previously, he worked as a consultant with The Rottman Group, a healthcare recruiting firm focused on building and developing management teams within private and public hospitals and healthcare systems. Tim earned his Bachelor in Business Administration, with a concentration in Economics, from Harding University.
Kathleen Loya, Vice President Health Services
Kathleen Loya has been with IPC since August 1998. She is responsible for IPC’s clinical data analysis and reporting activities, including design of clinical studies, web-enabled clinical reporting, and other ad hoc analysis. She manages IPC’s Post-discharge Call Center, IPC-Link training for physicians, risk management and billing compliance. Kathy is also the company’s Compliance Officer and Privacy Officer. Prior to joining IPC, Kathy was vice president of healthcare for CareAmerica Health Plan. Before that, she was the vice president of clinical services at San Gabriel Valley Medical Center. Kathy holds a Bachelor in Healthcare Management from the University of La Verne and is certified in Healthcare Compliance. She is the author of several publications and has taught numerous healthcare-related courses.
Marcie Matthews, Executive Director, Corporate Development
Marcie Matthews joined the Corporate Development team in October 2006. Her primary focus is in seeking out and negotiating partnerships with practice groups who may be interested in becoming part of the IPC family. Marcie resides in Dallas, Texas. Prior to joining IPC, Marcie headed the traveling nurse division as vice president of Intelistaf Healthcare. She had responsibility for over $120 million in revenue and contracted with 450 acute care hospitals in 47 states. Marcie received her Bachelor of Science in Communications and Political Science from Trinity University in San Antonio.
Perri Melnick, Vice President of Legal Affairs
Perri Melnick joined the IPC team as Vice President of Legal Affairs in May 2008. Perri’s primary responsibilities are in mergers and acquisitions of physician practices and matters related to corporate development. Prior to joining IPC, Perri practiced at the law firm of Katten Muchin Rosenman LLP, where she concentrated on providing general corporate representation and transactional counsel to emerging and middle market healthcare related companies. Perri is a member of the State Bar of California, the Los Angeles County Bar Association, Women Lawyers Association of Los Angeles, the American Health Lawyers Association and the Association of Corporate Counsel. She earned her Bachelor of Arts from the University of Massachusetts Amherst, cum laude, and her J.D. degree from Loyola Law School Los Angeles. Perri is admitted to practice law in California. 
Fernando J. Sarria, Vice President of Finance and Corporate Controller
Fernando Sarria has been with IPC since April 2001. Previously he was vice president of finance at Bentley Health Care, Inc., a national organization that manages and operates physician practices, comprehensive outpatient treatment centers for cancer and end-stage renal disease. Fernando was previously chief financial officer at Pacific Oaks Medical Group, Inc., one of the largest HIV/AIDS medical providers in the country. Fernando received a Bachelor of Science in Business Administration with a concentration in Accounting from California State University, Long Beach. He has over 20 years of executive healthcare management experience and began his professional career with KPMG as a specialist in healthcare. Fernando is also a registered CPA in the State of California.
