Officers & Board
Lisa Almeder, M.D.
Dr. Lisa Almeder grew up in Atlanta, Ga., earned her undergraduate degree from Cornell University and medical degree from Boston University School of Medicine. She completed an Internal Medicine Residency Program at Boston City Hospital/Boston Medical Center and served as Chief Resident at the Boston VA Medical Center.
She joined the faculty of Boston University School of Medicine, practiced general internal medicine at Dorchester’s Neighborhood Health Center and taught students and residents in both inpatient and outpatient settings. After a decade in Boston, she relocated to Maine.
Dr. Almeder joined the MMC Medical Staff and introduced the hospitalist model of medicine to our community, founding the Maine Hospitalist Service — now MMP Hospital Medicine — and serving as Director for 10 years.
Currently, she is Director in Clinical Integration at MaineHealth and a Clinical Assistant Professor at Tufts-MMC School of Medicine. She is Board certified in Internal Medicine. Her clinical interests include medical education, geriatrics, palliative care and systems improvement.
Kathy Barber has deep experience in the medical/biotech industry in sales and marketing, with a far-reaching career that includes numerous prominent companies.
After graduating from Skidmore College with a degree in Business, she spent two years in sales with Ventrex Laboratories, a biotech company, selling diagnostic testing kits to doctor’s offices. Following graduation from the University of Chicago Graduate School of Business in 1988, she worked for Abbott Laboratories in a management development program, with responsibilities including Sales, Market Research and Marketing. Kathy graduated from the program as a product manager in the Pharmaceutical Division.
At IDEXX Laboratories in Westbrook, Kathy held various upper level marketing positions in the Food Safety, Human Diagnostics and Veterinary Medicine Divisions. While at IDEXX, she created marketing programs that increased sales and usage and gained market share for the biotech company.
Kathy is a past board member for Barber Foods, the Gulf of Maine Research Institute, Piper Shores LLC and the Robotics Institute of Maine. In 2007, she joined the Board of Trustees at Bangor Savings Bank and Chairs the Human Resource Committee and is a member of the Audit, Governance and Nominating Committees. She is a past member of MaineHealth’s Board of Trustees where she was Chair of the Finance Committee. Post system unification, she joined Maine Medical Center’s board where she is a member of the Board Quality and Safety Committee.
Kathy enjoys the outdoors with her husband and two children and three farm dogs.
Joel L. Botler, M.D.
Dr. Joel Botler serves as Maine Medical Center’s Chief Medical Officer, overseeing all clinical, medical management, and programmatic aspects of health care delivery. In this role he also serves as the primary liaison between MMC management and the medical staff. In addition, Dr. Botler is President of Maine Medical Partners, a subsidiary of MMC.
Dr. Botler’s relationship with MMC dates to 1979 when he began his Internal Medicine internship and residency after earning his medical degree at the State University of New York (SUNY) in Brooklyn. Since that time, he has served the southern Maine community as a primary care internist for 30 years; helped to found InterMed in 1995; and held numerous leadership roles at MMC focusing on areas such as Family Medicine, Geriatrics, and Adult Medicine. Most recently, Dr. Botler held the title of MMC Vice President, Adult Medicine Service Line, and co-chair of the Maine Medical Partners Finance Committee.
Dr. Botler is well regarded as a “physician’s physician” throughout the community, earning praise from peers and patients alike. He is a four-time winner of the MMC Family Medicine Residency Program Inpatient Attending of the Year award and has also been recognized as the Maine Alzheimer’s Champion for 2011.
Margaret M. Bush
Margaret Bush was born and raised in Richmond, Va., where she attended St. Catherine’s School and the University of Virginia. She met her future husband, Marvin, at the university and they were married after graduation in 1981. Bush spent 13 years as a teacher, the first at The Park School in Brookline, Mass., then 12 years in Alexandria, Va.
In 1995, Margaret made a career change and has become an actress on stage, in film, and on television. She also has a floral design business.
She has served on numerous boards, including The National Children’s Museum, Prevent Cancer Foundation, St. Catherine’s Alumnae, and Very Special Arts. For many years, Margaret has spoken on behalf of The Gladney Center, the adoption agency where her children were born. Margaret has a passion for pediatric patients and has visited and read to patients at The Barbara Bush Children’s Hospital at Maine Medical Center, named for her mother-in-law.
Devin Carr, DNP, RN, RRT, ACNS-BC, NEA-BC, CPPS
Devin Carr is Chief Nursing Officer at Maine Medical Center, leading the medical center’s Magnet-Recognized nursing team.
Devin joined MMC in 2020, coming from the University of Michigan Medical Center (U of M) in Ann Arbor, a Magnet-designated hospital, where he served as the chief nursing officer for one of the nation’s leading medical centers. Prior to U of M, Devin served as Administrative Director of the Surgery and Transplant Patient Care Center at Vanderbilt University Medical Center, a three-time Magnet-designated facility, in Nashville, Tennessee.
He has more than 30 years of experience in healthcare in a variety of clinical, academic and leadership roles. He has employed collaboration across multiple enterprises to improve patient satisfaction scores, reduce risk and harm, and strengthen regulatory compliance readiness.
Devin earned his DNP from Concordia University Wisconsin, an MSN from Clarkson College, and a BSN from Middle Tennessee State University, as well as an associate degree of applied science in respiratory therapy from California College for Health Sciences.
Christopher M. Cimino
Mr. Cimino serves as Executive Vice President for C.M. Cimino Realty Inc. He is responsible for the oversight of the portfolio of Section 8 elderly housing units owned and operated by the firm. He also directs activities around the acquisition of elderly housing units for the Cimino portfolio.
In 2012 Mr. Cimino rejoined the Cimino real estate and construction companies after two decades within the higher education sector. His career in higher education includes work with Forbes Magazine, Pearson Education, Nelnet Inc. as well as various software and technology companies focused on serving the for-profit and not-for-profit education markets.
Mr. Cimino has more than 25 years of management and board expertise. He serves as the Chairman of the Board of Directors for JMG, and as Vice President of the board for the Boys and Girls Clubs of Southern Maine. He also serves on the board of directors for the Imagine America Foundation, The Center for Grieving Children and AGC Maine.
Mr. Cimino received his B.S. in economics from Bentley University, a Master’s in Public Administration from Suffolk University Sawyer School of Management and his MBA from Bentley University McCallum Graduate School.
He resides in Falmouth, Maine, with his wife and three children
Katherine B. Coster
Kathy Coster has experience as a board member at both for-profit and nonprofit institutions. She is Chair of the Board of Gorham Savings Bank.
On the Board at Maine Medical Center since 2013, Kathy currently serves as Board Vice Chair and Chair of the Governance Committee. She is a board member of MaineHealth and is chairperson of the Education and Research Committee.
She has had a long affiliation with the Boys and Girls Clubs of Southern Maine, having served as President of the Board and co-chair of the $3 million Great Futures Campaign. Kathy has also held a number of roles as a volunteer for her alma mater, Dartmouth College, including representative to the Alumni Council and President of the Dartmouth Alumni Club of Maine.
Professionally, Kathy worked as a commercial banker at institutions in New York, California, and Massachusetts. She and her husband Mike live in Falmouth and have three adult children.
Frank H. Frye
Frank H. Frye, an attorney, is “Of Counsel” to the law firm of Jensen Baird Gardner & Henry. Frank practices in the areas of Corporate, Business, and Tax/Estate Planning Law, and specializes in serving closely held business entities and nonprofit organizations.
Before joining the firm, he served as Attorney and Assistant Branch Chief, Interpretative Division, in the Office of the Chief Counsel of the Internal Revenue Service, Washington, D.C., and practiced with a large law firm in New York City. He has been named one of The Best Lawyers in America for Corporate Law and was selected for inclusion in the New England Super Lawyers for Business/Corporate and Tax. Frank also is a past Chair of the Maine State Bar Association Tax Section.
His community work includes serving on the Maine Medical Center and MaineHealth Boards. His charitable and civic work has included service on the Welch Charitable Fund at the Maine Community Foundation and the Town of Scarborough Planning Board, and as well as time as a trustee of the Portland chapter of the American Red Cross and Opportunity Farm for Boys and Girls. Frank currently serves on the Board of Directors of Down East Magazine, the magazine of Maine.
Dan Loiselle, M.D.
Dr. Dan Loiselle is the Chief Medical Officer of InterMed, where he has practiced internal medicine since 1998.
Dr. Loiselle grew up in Eddington, Maine. He completed undergraduate studies at Bowdoin College, is a 1995 graduate of Dartmouth Medical School and completed his residency at Maine Medical Center before joining InterMed in 1998.
He provides general internist preventive medicine for adult patients and enjoys the longitudinal care of multiple family members and trying to improve the health of our patient population, as well as the lives of InterMed’s providers and staff.
In addition to Dr. Loiselle’s Maine Medical Center board seat, he also serves on the Board of MaineHealth and InterMed. He is a member of the Maine Medical Association and the American College of Physicians.
In his free time, Dr. Loiselle enjoys skiing at Sugarloaf, and inventing new recipes for his backyard smoker.
Jennifer McCarthy is Maine Medical Center's Chief Operating Officer, responsible for day-to-day operations of the hospital. She serves as a key strategic advisor to the President, other senior executives, and physician leaders. Jennifer oversees Maine Medical Center’s Facilities, Human Resources, Imaging Services, Patient Care Services and Patient Care Support Services, and Service Line operations. She plays a critical role in the effective collaboration and integration with physicians, developing strong relationships and initiatives aimed at strengthening market presence and integrating services and practice sites. She brings more than 20 years of health care experience to Maine Medical Center. Previously, Jennifer served as Chief Operating Officer of Dr. P. Phillips Hospital (Orlando Health) in Orlando, Fla., and before that as Vice President of Operations at Palm Bay Hospital (Health First) in Melbourne, Fla. She is board-certified in healthcare management as a fellow of the American College of Health Care Executives (FACHE). She holds a master’s degree in business administration from the Florida Institute of Technology in Melbourne, Fla., and a bachelor’s degree in organizational development from Rollins College in Winter Park, Fla.
Nathan W. Mick, M.D.
Dr. Nathan W. Mick is the current President of the Maine Medical Center Medical Staff. He is the Vice Chair of the Department of Emergency Medicine at Maine Medical Center and an Associate Professor of Emergency Medicine at Tufts University School of Medicine.
Dr. Mick received his Bachelor of Science degree in Biology from the University of Notre Dame followed by his M.D. at Duke University School of Medicine. After medical school, Dr. Mick did residency training in Emergency Medicine at the Harvard Affiliated Emergency Medicine residency followed by a fellowship in Pediatric Emergency Medicine at Boston Children’s Hospital.
After completing training, he took a faculty position at Maine Medical Center as the Director of Pediatric Emergency Medicine in 2005. He currently lives in Falmouth with his wife Kellie and two daughters, Gracyn, age 14, and Afton, age 12.
Jere G. Michelson
Jere Michelson is President of Libra Foundation, with oversight responsibility for all operating and financial aspects of the Foundation’s interests.
Prior to joining Libra Foundation, Jere was a member of the management group at the accounting firm of Baker Newman Noyes, LLC in Portland, where he consulted primarily on closely-held corporations and shareholders with multi-state operations in that firm’s corporate tax department. In 2001, he left public accounting to join Libra Foundation in its pursuit for the betterment of Maine’s citizenry.
Jere is presently chairman of the MMC Board and a member of the Executive Committee. He also serves as a trustee of MaineHealth. Through appointment from Sen. Susan Collins, Jere serves on the Military Service Academy Selection Committee.
He received his bachelor’s degree in accounting from the University of Southern Maine in Portland and his master’s degree in taxation from Thomas College in Waterville. Mr. Michelson serves on the boards of Pineland Farms Natural Meats, Inc., Pineland Farms Dairy Company, Inc., and Gorham Savings Bank. In his leisure time, Mr. Michelson enjoys writing. His debut novel, a crime-thriller, is entitled Deadly Account.
Richard W. Petersen, FACHE
Rich Petersen is President of MaineHealth and Chief Executive Officer of Maine Medical Center (MMC). Prior to his appointment, Rich served as President and CEO of MMC and prior to that as Executive Vice President and Chief Operating Officer at MMC for nine years. Before joining Maine Medical Center, Rich served as Senior Vice President for Kaleida Health Systems located in Buffalo, New York, a 1,600-bed system with a $1 billion annual budget. Rich currently serves as a board member for The Foundation for Maine's Community Colleges and The John T. Gorman Foundation. Rich is also a Corporator of MaineHealth and a fellow in the American College of Healthcare Executives.
Amanda Rand is President and CEO of Spinnaker Trust, a Portland based Wealth Management Firm. In her role at Spinnaker, Amanda oversees all aspects of the client experience, team development and strategic direction of the firm. More directly, Amanda works with clients to solve complex and often multi-generational financial, trust and gifting challenges.
Prior to joining Spinnaker in 2008, Amanda worked as a Trusts & Estates lawyer, focusing her practice on complex estate planning and trust and estate administration. Amanda began her career at Ropes & Gray LLP in Boston before returning home to Maine to work at Pierce Atwood LLP and McCandless & Coburn LLC, a boutique estate planning firm.
She is active in the community, serving as a Director for the Welch Fund at the Maine Community Foundation, a Corporator at MaineHealth and a Director of the Alfond Scholarship Foundation. She is past President of the Board for the Center for Grieving Children and is a member of the Maine Estate Planning Council and the Maine Bar Association.
She received her bachelor’s degree from Duke University and her juris doctorate from Harvard Law School.
A native of Falmouth, Amanda lives there with her husband, Mark, and their three children.
Jeffrey D. Sanders
Jeff Sanders was named President of Maine Medical Center in 2018. Prior to that, he served as Executive Vice President and Chief Operating Officer, responsible for day-to-day operations of the hospital. In that role, he served as a key strategic advisor to the President and CEO, other senior executives, and physician leaders. Jeff plays a critical role in the effective collaboration and integration with physicians, developing strong relationships and initiatives aimed at strengthening market presence and integrating services and practice sites. Before joining MMC, Jeff was the operating officer at Intermountain Medical Center in Murray, Utah, where he oversaw cardiovascular services, imaging services, sleep services, hyperbaric medicine, surgical services, transplant services, and medical research. Prior to his role at the flagship of Intermountain Healthcare, he was at McKay-Dee Hospital in Ogden, Utah, in charge of a number of programs including surgery, critical care, rehabilitation, laboratory services, information systems, and behavioral medicine. Jeff also played a key role in Intermountain Healthcare's partnership with GE Healthcare, leading numerous projects as part of the development of an integrated electronic medical record.
Sharon Siegel, M.D.
Dr. Sharon Siegel is a radiologist with Spectrum Healthcare Partners, and has been with Maine Medical Center for 20 years, where she runs the CT Department as well as Radiology in the Emergency Department.
Dr. Siegel is deeply involved in diverse operations at MMC, serving on the Credentialing Committee, the Oncology Advisory Board, the Radiology Advisory Board and is also the Radiology representative for Trauma. She has served on multiple search committees for key positions throughout her time at MMC and cares deeply about the hospital community and its future.
She graduated from Brown University with a Bachelor’s of Science in Biology, and is a 1991 graduate of the Tufts University School of Medicine, where she was a member of the Alpha Omega Alpha Honor Medical Society.
Dr. Siegel did her residency in Diagnostic Radiology at the Hospital of the University of Pennsylvania, where she also had a fellowship in Body Imaging, and stayed on staff there for several years.
She currently serves as an Associate Clinical Professor at Tufts University School of Medicine, and is board-certified in Diagnostic Radiology through the American Board of Radiology. Her professional interests include GI Radiology, Trauma and critical care imaging, Ultrasound and Mammography.
Married with two children, Dr. Siegel is a Cape Elizabeth resident. She is an avid gardener, skier and runner, ice hockey player and is a former Division 1 Field hockey player.
Stuart is the Founder and Chief Executive Officer of zFlo Inc., a medical device and software distribution company with offices in Westbrook.
In addition to serving on Maine Medical Center’s Board, Stuart is an overseer of the Brigham and Women’s Hospital, as well as a member of the Harvard School of Public Health’s Nutrition Round Table and Dean’s Leadership Council. He also serves as a director of the Thomas J. Watson Foundation.
He is a former Chairman of the National Wildlife Refuge Association and a former Trustee of the Hotchkiss School, an independent boarding school located in Lakeville, Connecticut. Stuart also served on the corporation of Mass General Hospital.
He is married to Karen, and they have five children and four grandchildren.
Heidi Wierman, M.D.
Dr. Heidi Wierman has been a practicing Geriatrician at Maine Medical Center (MMC) since 2002, and is the division director for Geriatrics at MMC and Medical Director for Healthy Aging at MaineHealth. She is an Assistant Professor of Medicine with the Tufts University School of Medicine and formerly the Director of the Geriatrics Fellowship at MMC.
She is Board Certified in both Geriatric Medicine and General Internal Medicine, and received her undergraduate degree in chemistry from the University of Oregon, Magna Cum Laude, and her medical degree from Oregon Health Sciences University. She completed residency at Maine Medical Center and Geriatrics Fellowship at University of Rochester.
Dr. Wierman is a fellow of the American College of Physicians, and is a member of the Association of Directors of Geriatric Academic Programs and of the American Geriatrics Society (AGS). She is a founding member of the Dirigo Maine Geriatrics Society (a local chapter of AGS). She participated in the J.T. Gorman Fellowship in 2015 and received the David Scotton Teaching Award in 2010.
Dr. Wierman is clinically active at the outpatient Geriatrics Center at Maine Medical Center, working with individuals and their care partners/families as part of an inter-professional team to navigate the challenges of memory loss and other issues related to aging.
She lives in Portland, ME with her husband and two children. She enjoys traveling, kayaking, hiking, reading, and playing with her family.