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Steven Rosenberg


Steve Rosenberg has more than 40 years of experience providing technical assistance and directing projects that increase access to health care for the most vulnerable populations in our nation. He founded Community Oriented Correctional Health Services (COCHS) in 2006 to develop a public health approach to serving the population of people who cycle through jails, and to connect them to community-based health care. Mr. Rosenberg is a specialist in health care policy and finance with expertise in Medicaid and correctional health.

Michael DuBose

Chief Executive Officer

Mr. DuBose comes to COCHS with more than 30 years of combined experience in mental health, substance abuse, neighborhood health clinics, community-based agency administration and correctional health care in public, private and governmental settings. During the past 14 years, his experience has focused intensively on public health and correctional health care, working strategically to develop a community-oriented approach to correctional health care. Mr. DuBose has been instrumental in re-engineering systems and processes to implement the country’s largest community-oriented correctional health care delivery model to date. Since 1996, Mr. DuBose has served as an expert faculty member at Howard University in the area of HIV/AIDS and has served as adjunct professor at several colleges and universities and vocational schools throughout the Washington Metropolitan Area. In 2006, Mr. DuBose began providing independent correctional consultation. He travels throughout the country as an adult and juvenile subject matter expert in the areas of health care, food service, and environmental health and safety, conducting quality assurance reviews for Homeland Security U.S. Marshals, Immigration Customs Enforcement, and state and local correctional settings to ensure compliance with applicable standards. Mr. DuBose has an MSW with a concentration in administration, training and staff development from the University of Georgia.

Rubian Moss, C.P.A.

Chief Financial Officer

Early is his career, Mr. Moss worked at Ernst & Young, a multi-national accounting agency. In 2000, he started his own accounting firm focusing on the needs of tax-exempt organizations. Mr. Moss has provided a full range of accounting and consulting services to many tax-exempt organizations. He received a Bachelor of Science in Business Administration with an option in Accounting from California State University, Chico. He is a member of the American Institute for Certified Public Accountants and the California Society of Certified Public Accountants.

Mark Stern

Advisory Board Member

Mark Stern MD, MPH, Advisory Board Member, is a teacher, researcher, and consultant in correctional health care and former Health Services Director for the Washington State Department of Corrections. He is a member of several professional associations, including the American College of Physicians, the American Correctional Association, and the Society of Correctional Physicians, where he serves as the Chair of the Education Committee. Dr. Stern also serves as an affiliate assistant professor at the School of Public Health at the University of Washington. Previously, he served as the regional medical directors for Correctional Medical Services, Inc., and the New York State Department of Correctional Services, as the medical director of the Albany County Jail. Dr. Stern has provided consultation to a variety of federal courts, the United States Department of justice, and the United States Department of Homeland Security on matters related to correctional health care. He currently serves as the independent medical monitor of Miami-Dade County pursuant to its settlement with the United States Department of Justice.

Keith Barton, M.D.

Medical Director

Dr. Barton provides expertise in correctional medicine to COCHS.  His long history working with medically indigent, high risk/high needs populations includes working with La Clinica Familiar in Allentown, PA, and the Alameda County Jail ("Santa Rita") in Dublin, California. Dr. Barton is board certified in internal medicine and certified in acupuncture by the State of California, and has certification in treating HIV/AIDS through the American Academy of HIV Medicine. He has been licensed to prescribe Buprenorphine through the Drug Enforcement Agency (DEA).  Dr. Barton studied clinical internal medicine at the Lehigh Valley Medical Center in Allentown, Pennsylvania after graduating from the University of Texas Medical Branch in 1976.

Ben Butler

Chief Information Officer

Ben Butler has been the Chief Information Officer at Community Oriented Correctional Health Services (COCHS) since its founding in 2006. Mr. Butler’s activities have included: providing technical assistance to local correctional institutions and health care providers on how the Affordability Care Act impacts populations involved in the criminal justice system; identifying technical solutions for creating health care connectivity between jails and communities; writing articles on the role of local, state and federal policy in promoting the adoption of health information technologies in correctional environments; designing and developing COCHS M.A.P. Tool, a web application that generates maps identifying high need areas for justice involved individuals --this web application was listed as a Quality Tool by the Agency for Healthcare Research and Quality(AHRQ). Previously, Mr. Butler was a Senior Associate at Rosenberg and Associates where he designed and implemented two applications: the Bureau of Prisons Billing System for a health provider network servicing the Federal Penitentiary in Lompoc, California; and CardioTool an application that tracked cardiologic procedures for Redbud Community Hospital in Clearlake, California.

Shannon Mace

Director of Policy Implementation

Shannon Mace, JD, MPH is the Director of Policy Implementation at COCHS as well as the President of Community Oriented Behavioral Health Services (COBHS), a COCHS affiliated organization. Ms. Mace has over 10 years of experience working in the fields of behavioral health, public health and law. Shannon is skilled at working across systems to implement the Affordable Care Act and strategically address harmful social determinants of health. She assisted in the creation of the first medical-legal partnership in Southeastern Pennsylvania and was a Director of Practice Improvement at National Council for Behavioral Health prior to joining COCHS. Ms. Mace has also served as the Director of Policy and Planning at Baltimore City Health Department and the Health Reform and Health Equity Manager at Philadelphia Department of Behavioral Health and Intellectual Disability Services. Shannon is licensed to practice law in Pennsylvania and holds degrees in law and public health.

Daniel J. Mistak, J.D.

General Counsel

Mr. Mistak joined COCHS in February 2014 and brings a wide variety of experience. Prior to joining COCHS, Mr. Mistak was a Senior Editor of the California Law Review at UC Berkeley, School of Law. His previous experience has focused on legal issues for underprivileged populations including representation of clients in asylum hearings, legal research surrounding the Voting Rights Act of 1965, and campaign finance. He holds Master’s degrees in Genetics/Cell Biology and Philosophy from Washington State University and Bachelor’s degrees in Biology and Chemistry. He is admitted to practice law in California.

Leta Smith, PhD

Director of Program Operations

Dr. Smith has over 30 years of demonstrated leadership across the criminal justice system, developing, managing and improving healthcare systems for adults and children with serious and complex needs. Her experience includes service as the: Director of a large statewide behavioral healthcare system (NYS); Federal Court appointed Mental Health Monitor over Ohio’s troubled correctional healthcare system; Independent monitor over New Jersey’s largest private provider of community-based treatment services; MHM clinical operations specialist and consultant in gaining and implementing medical and mental health services in a number of states; founding Executive Director of a court-based county healthcare jail diversion and linkage program; and Special Assistant to the NYS Commissioner of Mental Health and Speaker of the Assembly regarding criminal justice and healthcare programs. She has also managed priority initiatives of telepsychiatry, Parole re-entry, GLBT, trauma, developmental disabilities, workforce development, education, and design of program housing. Dr. Smith serves on the Editorial Advisory Board of the Correctional Law Reporter, and has a Ph.D. in Criminal Justice from the Rockefeller College of Public Affairs and Policy, SUNY Albany, and a Bachelor’s degree in Psychology from Colgate University.

Kristofer Blumberg R.N.

Chief Nursing Officer

Kris Blumberg,trained as an industrial designer at Parsons The New School for Design and came to nursing and nursing administration with a particular interest in individuals dealing with behavioral health disorders. He has been a charge nurse at a treatment facility, and a skilled nursing facility. In addition to his duties at COCHS, Mister Blumberg is currently a charge nurse at a diversion center in San Francisco.

Andrea Mueller

Director of Policy Development

Andrea Mueller was licensed as a Marriage and Family Therapist in 1994. She retired from her position as Manager of the Youth and Family Services Bureau (YFSB) at the Alameda County Sheriff's Office (ACSO) in November 2015. During her 12 years at the ACSO, she grew the YFSB from a staff of 3 clinicians doing grant-funded juvenile diversion counseling to a behavioral health care unit of 20 clinicians providing Medicaid and other federal, state, and county funded outpatient and case management services to vulnerable populations, including victims and perpetrators of crime. She is a principal architect of Operation My Home Town, Alameda County's predominant reentry case management program for individuals coming out of Santa Rita Jail and the California state prison system. She now works as an independent consultant on criminal justice reform and the expansion of behavioral health care to the underserved.

Derek Siegel

Director of Communications

Derek Siegel recently returned from the United States Peace Corps in Namibia, southwest Africa. He has created and taught English second language curriculum for children in rural areas of Namibia as well as implemented programs to teach young people about nutrition, gender equality and reproductive health. Additionally, he worked with women in Namibia to build capacity in permagardening practices to aid food insecure families. Derek holds a bachelors degree from the University of Minnesota in international studies.

George Matta

Research Associate

Prior to joining COCHS, George has had experience in the fields of public safety and education as an AmeriCorps alumnus, through which he implemented early childhood curriculum, language, and literacy skills to a low-income neighborhood in Oakland. He has worked as a research assistant at the Helen Wills Neuroscience Institute and tutors organic chemistry at UC Berkeley. As a fourth year Public Health major at UC Berkeley, he is interested in public health of the aging population; particularly of those underserved and underrepresented.

Jacob Turino

Software Engineer

Jacob Turino graduated from Marlboro College in Marlboro, VT, with a B.S. in management information systems. He has extensive experience in software development and has lived and worked in Central America.