Peace Lutheran, Shell Rock » » Our Affiliations We are affiliated with the American and Iowa Associations of Homes and Services for the Aging as well as the Evangelical Lutheran Church of America. Bartels is licensed by the State of Iowa and is Medicaid and Medicare certified. Corporate churches are as listed below: Go back to directory. Add to Address Book. Peace Lutheran, Shell Rock Peace Lutheran, Shell Rock Categories: Affiliations Updated 6 years ago.