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Who We Are

Executive Team

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Rebecca Carr has served as Chief Financial Officer since December of 2022. Prior to joining Southeast Healthcare full time, Rebecca provided consulting services for the Southeast as well as serving as Chief Financial Officer for Muskingum Valley Health Centers. Rebecca spent twelve years as the Chief Financial officer for Muskingum Valley Health Centers. Prior to her Chief Financial Officer position, she served as an Auditor for the State of Ohio. Rebecca obtained her Bachelor of Arts in Accounting from Walsh University in North Canton, Ohio.

Kim Cooksey, LISW-S, serves as the Clinical Director of Severe and Persistent Mentally Ill Services in Franklin, Delaware and Morrow Counties. She supervises Team Leaders and provides guidance for staff members providing care in the community, hospitals, residential care sites, jails and prisons. She is directly involved with formulating and reviewing all clinical policies and procedures, and provides consultation for staff members to increase coordination of care and cooperation between disciplines. As a member of the executive team, Kim also provides input for budgetary policies, develops strategies for new programs and ensures clinical programs are meeting outcomes.

Kim joined Southeast in 2007 while getting her Master’s Degree in Social Work. In her 13 years with Southeast Healthcare she has managed our residential programs, treatment team staff and assisted with opening two new sites in Delaware and Mt. Gilead.

Kim received her Bachelor of Arts in Sociology from Otterbein University and a Masters in Social Work from The Ohio State University. Prior to working at Southeast Healthcare Kim worked with adults transitioning back to the community from jail/prison and with youth and families in a settlement house and in the schools.

Abul Hasan, MD has served as Medical Director and Chief Clinical Officer at Southeast Healthcare since 2010. Dr. Hasan chairs the Quality Council, supervises physicians and nurse practitioners and provides guidance for staff members practicing physical medicine and psychiatry at Southeast. He assists with formulating and reviewing all clinical policies and procedures, and provides consultation for staff members to increase coordination of care and cooperation between disciplines. As a member of the executive team, Dr. Hasan also provides input for budgetary policies and the annual budget for clinical programs.

Dr. Hasan is Board Certified in Adult Psychiatry in Ohio. He practices Psychiatry Treatment at Southeast, and also provides auricular acupuncture and Medication-Assisted Treatment for Southeast clients. Dr. Hasan runs a private practice in Columbus.

Prior to joining Southeast, Dr. Hasan worked for Mental Health Management Services providing psychiatric services, crisis intervention and evaluation in Ohio prisons, Oakwood Correctional Facility, Southern Ohio Correctional Facility and Netcare in Columbus.

He has authored or co-authored several publications related to prison psychiatry, client satisfaction and neuro-receptors. Dr. Hasan is fluent in English, Bengali, Hindi and Urdu, and conversational in Arabic.

• Bachelor of Medicine & Surgery (M.B.B.S.) Degree from Dhaka Medical College in Dhaka, Bangladesh
• MS in Physiology from the University of North Dakota Grand Forks, ND
• Psychiatry Residency at Nassau County Medical Center, NY

• The American College Of Physician Executives

• Distinguished Performance on the PRITE
• Residents Academic Achievement Award
• Best Employee of the Year at SOCF

Melissa Miller joined Southeast in 2002, where she oversees all Human Resources functions, ranging from workers compensation and unemployment to recruitment, training, and benefits administration.

Before joining Southeast, Melissa worked at companies in the manufacturing and warehousing industries as HR Director.

She earned a Bachelor of Arts degree from Washington and Lee University and a Juris Doctor degree from The University of Cincinnati College of Law. In addition to her CHRO responsibilities, she maintains her law license for use as in-house counsel.

Melissa Powers joined Southeast in 1993. She left for a few years moving south to return again in 2000. She has held various positions throughout the organization, currently serving as the Regional Director of Clinical Services serving Belmont, Harrison, Monroe, Tuscarawas and Carroll Counties since 2014.

Melissa earned her Bachelor’s of Arts Majoring in Psychology from West Virginia University and a Master’s of Science in Counseling from the University of Dayton. 

Melissa, who holds an Independent License in Counseling, State Licensed LPCC-S and served as the project director of the SAMHSA funded grant for Primary and Behavioral Health Care Integration (PBHCI).

At Southeast her scope of duties include overseeing operations and clinical management within the five eastern counties served by Southeast.

Nisaa Robinson, LISW-S, LICDC currently serves as Clinical Director of Adult, Family, and Substance Use Treatment Services in Franklin County.

Nisaa joined Southeast Healthcare in 2004 and has provided direct services in multiple roles to include Engagement Specialist, Case Manager, Senior Case Manager, and Therapist. She served as Manager within our substance use treatment programs, Assistant Clinical Director for Counseling and Recovery Services, and served as Project Director of the SAMHSA funded grant for Medication Assisted Treatment- Prescription Drug and Opioid Addiction (MAT-PDOA).

Nisaa currently provides guidance and supervision for various programs to include Prevention Services, Youth and Family, Transitional Age Youth, School Based Services, Adult Counseling and Case Management, Substance Use Treatment, Community Based Outreach, and Co-Occurring Counseling Services.

• Bachelor of Science in Organizational Management (BSOM), Wilberforce University
• Master of Science in Social Administration (MSSA), Case Western Reserve University
• Licensed Independent Social Worker (LISW-S), Ohio
• Licensed Independent Chemical Dependency Counselor (LICDC), Ohio

Sandra Stephenson has been with Southeast Healthcare for nearly 40 years and most recently served as the Chief Healthcare Officer. She joined Southeast in 1983 as the Clinical Director and Associate Executive Director and became Executive Director in 1987, a position she held until 2007.

Sandra served as Director of the Ohio Department of Mental Health and was a member of Governor Strickland’s Cabinet from 2007 to 2011.

• B.S.S.W. Degree in Social Welfare, The Ohio State University, College of Social Work, (Summa Cum Laude)
• Master of Social Work with Clinical and Planning Majors, The Ohio State University, College of Social Work
• Master of Arts in Public Administration, the John Glenn School of Public Affairs

• Recipient of a Merit Scholar Award, The Ohio State University
• Selected for membership in Phi Kappa Phi, The Ohio State University Chapter

• State of Ohio Licensed Independent Social Worker (LISW-S)
• State of Ohio Licensed Professional Clinical Counselor (LPCC-S)
• State of Ohio Medical Board Licensed Massage Therapist (L.M.T.)
• Certification in the use of (auricular) Acupuncture for Substance Abuse, New York State

Wendy Williams is currently serving as the Chief Operating Officer for Southeast Healthcare, a healthcare organization that focuses on working with persons with behavioral health and primary healthcare needs. She joined the Southeast team in 2012 as the Chief Compliance Officer.

Ms. Williams received her B.S.S.W. from the College of Social Work from The Ohio State University and a Master’s Degree in Counseling form the University of Dayton.

Ms. Williams has over 40 years of experience working in behavioral healthcare in both clinical and administrative positions. Prior to joining Southeast, she served as the Executive Director of Mental Health and Recovery for Licking and Knox Counties providing leadership for the planning, funding and monitoring for the publicly funded two-county behavioral healthcare system.

Ms. Williams currently serves on the Policy Committee for the Ohio Council of Behavioral Health Providers, the Ohio Department of Mental Health and Addiction Services Mental Health Clinical Roundtable and the Ohio Supreme Court’s Criminal Justice and Sentencing Committee.

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