Mario E. Ceballos, D.Min., B.C.C.
Email: [email protected]
Dr. Mario E. Ceballos serves as director of Adventist Chaplaincy Ministries and the World Service Organization for the General Conference of Seventh-day Adventists. His responsibilities include policy development, administration, endorsement, and certification of chaplains, as well chaplain training for the General Conference of the Seventh-day Adventist world church.Ceballos also serves as an adjunct professor at Andrews University and coordinates the Doctor of Ministry degrees in chaplaincy concentrations. He is an adjunct professor at Loma Linda University School of Religion and the Inter-American Adventist Theological Seminary (IATS).
Ceballos has worked for the Seventh-day Adventist church for more than 35 years, serving as pastor in Puerto Rico, Texas, and Massachusetts, as youth director for the Texas Conference, and director of church ministries for the Southern New England Conference. He served as an associate director of spiritual care and adjunct professor to the medical residency program at Florida Hospital in Orlando, Florida. He also served as vice-president of Spiritual Services and Missions and adjunct professor of Spirituality and Healing for the Kettering Adventist Health Care and Kettering College of Medical Arts in Ohio.
As a member of the United States Armed Forces active and reserves for 32 years, Mario achieved the rank of Commander. He holds a Master of Divinity degree from the Seventh-day Adventist Theological Seminary and a Doctor of Ministry degree from Boston University. He is also a Board-certified Chaplain by the Association of Professional Chaplains.
Dr. Mario E. Ceballos is married to Dr. Gloria A. Ceballos. They have one married son, Dr. Mario A. Ceballos, a practicing attorney in Orlando, Florida and one grandson, Evan Alexander Ceballos.
Ivan H. Omaña, D.Min., B.C.C.
Email: [email protected]
Dr. Ivan Omaña serves as the Associate Director/Endorser of Adventist Chaplaincy Ministries and President of Adventist Chaplaincy Institute at the General Conference of Seventh-day Adventists. He assumed his duties on November 1, 2021.
Born in Venezuela, Omaña’s family history is tied closely to the growth of Adventism in that country. His great-grandfather, Julio, became a Seventh-day Adventist in 1922 and at the 1935 General Conference Session in San Francisco, he became the first Venezuelan Pastor to ordained to the gospel ministry.
Other Omaña family members have also served the church. His father and one of his uncles are retired Adventist ministers, an aunt served as under-treasurer for the Inter-American Division, his mother was the Children’s Ministries Director and Shepherdess coordinator for the Inter-American Division his father served as Ministerial Secretary.
At age 18, Omaña came to the United States to complete his undergraduate degree in theology at Columbia Union College (now Washington Adventist University). Following graduation, he returned to pastor in Venezuela for the next ten years. Two years after his return to Venezuela, Ivan met and married Anabel. They have a daughter, Ivonne.
During a family trip to Florida, Omaña learned more about chaplaincy in a conversation with a chaplain at Florida Hospital. Before he returned to Venezuela, a chaplaincy position opened and Omaña applied, and was hired.
Omaña began his chaplaincy at the Adventist Care Centers in the Greater Orlando area. “In 2002, Ivan transitioned to Florida Hospital Kissimmee as the full-time chaplain.In 2015 Omaña assumed the duties as an Assistant Director of Adventist Chaplaincy Ministries for the North American Division
Omaña holds a Master of Divinity degree from Florida Center for Theological Studies and a Doctor of Ministry degree from Denver Theological Seminary and is an ordained Seventh-day Adventist pastor. He is a Board Certified Pastoral Counselor by the American Association of Christian Counselors, a Board Certified Chaplain by the Association of Professional Chaplains, as well as the College of Pastoral Supervision and Psychotherapy and an Associate Clinical Pastoral Education Supervisor with College of Pastoral Supervision and Psychotherapy.
He is also certified in Acute Stress, Grief, and Trauma Intervention by the American Association of Christian Counselors. He is a member of the Association of Professional Chaplains, the American Association of Christian Counselors, the Association of Clinical Pastoral Education, and is endorsed by Adventist Chaplaincy Ministries. He chairs the Adventist Chaplaincy Institute Board of Certification and is endorsed as a chaplain by Adventist Chaplaincy Ministries—North American Division.
Editor/Webmaster/Social Media Manager
Email: [email protected]
Deena Bartel-Wagner began editing the Adventist Chaplaincy Ministry journals in 2006 and was instrumental in changing them from a newsletter into professional magazines. Currently, she oversees the editorial process of of The Adventist Chaplain and For God and Country. Her other duties include webmaster of the ACM–General Conference and ACM–North American Division websites, and the World Service Organization website. Additionally, Bartel-Wagner is the social media manager for ACM.
Bartel-Wagner believes everyone has a story to tell. Helping others to find the voice for their story is one of the best parts of her job. She brings an extensive background in communications and journalism. Her clients have included World Health Organization Regional Office in Brazzaville, Congo, the National Voluntary Agencies Active in Disaster, Adventist Risk Management, Adventist Disaster Response, and others.
Her international experience comes from working and living in Thailand, Cambodia, the Marshall Islands, the Chuuk Islands, and the Republic of Congo.
She is married to Dr. Gary Wagner. They are the parents of three young adults, one daughter-in-law, and grandparents to three granddaughters.
Theresa Berry joined the ACM Department in October 2010. Berry serves as Administrative Assistant to ACM Director Mario Ceballos.
When you call the ACM office, Theresa will often be the first person to greet you. She is also responsible for all incoming general email communications.
She is married to Tim and they are the parents of three young adults, one daughter-in-law, and grandparents to three grandsons.