Key Leaders
Director
Roselyn Tso [PDF - 155 KB], an enrolled member of the Navajo Nation, is the director of the Indian Health Service.
Deputy Director
Benjamin Smith, [PDF - 169 KB] an enrolled member of the Navajo Nation, is the deputy director for the Indian Health Service.
Chief Medical Officer
Dr. Loretta Christensen, M.D., [PDF - 186 KB] an enrolled member of the Navajo Nation, serves as the Chief Medical Officer for the Indian Health Service.
Deputy Director for Quality Health Care
Jonathan Merrell, RN, BSN, MBA [PDF - 87 KB], an enrolled member of the Delaware Tribe of Indians and the Cherokee Nation of Oklahoma by Delaware descent, is the Deputy Director for Quality Health Care for the Indian Health Service.
Deputy Director for Management Operations
Darrell LaRoche [PDF - 159 KB], an enrolled member of the Lower Brule Sioux Tribe in South Dakota, is the deputy director for management operations for the Indian Health Service.
Deputy Director for Field Operations
Rear Adm. Chris Buchanan [PDF - 162 KB], an enrolled member of the Seminole Nation of Oklahoma, is the deputy director for field operations of the Indian Health Service, an agency within the Department of Health and Human Services.
Acting Deputy Director for Intergovernmental Affairs
Rose Weahkee [PDF - 140 KB], a member of the Navajo Nation, is the acting deputy director for intergovernmental affairs for the Indian Health Service.
Headquarters Offices
Office of Clinical & Preventive Services
Capt. Michael Bartholomew, M.D., FAAP
Acting Director
Office of Direct Service & Contracting Tribes
Terri Schmidt, R.N. [PDF - 213 KB]
Director
Office of Environmental Health & Engineering
James Ludington P.E. [PDF - 142 KB]
Director
Office of Human Resources
Lisa Gyorda [PDF - 62 KB]
Director
Office of Information Technology
Mitchell Thornbrugh [PDF - 71 KB]
Director
Office of Finance & Accounting
Jillian Curtis [PDF - 142 KB]
Director
Office of Management Services
Santiago Almaraz [PDF - 163 KB]
Director
Office of Public Health Support
Rear Adm. Francis Frazier [PDF - 114 KB]
Director
Office of Resource Access & Partnerships
Capt. John Rael [PDF - 323 KB]
Director
Office of Tribal Self-Governance
Jennifer Cooper [PDF -82 KB]
Director
Office of Urban Indian Health Programs
Rick Mueller
Acting Director
Area Directors
Alaska Area Indian Health Service
Evangelyn "Angel" Dotomain [PDF - 154 KB]
Director
Albuquerque Area Indian Health Service
Leonard Thomas, M.D. [PDF - 70 KB]
Director
Bemidji Area Indian Health Service
Daniel R. Frye [PDF - 194 KB]
Director
Billings Area Indian Health Service
Bryce Redgrave [PDF - 207 KB]
Director
California Area Indian Health Service
Beverly Miller [PDF - 54 KB]
Director
Great Plains Area Indian Health Service
Joe Amiotte
Acting Director
Nashville Area Indian Health Service
Beverly Cotton, DNP, RN [PDF - 123 KB]
Director
Navajo Area Indian Health Service
Capt. Brian K. Johnson, REHS, MPH
Acting Director
Oklahoma City Area Indian Health Service
Rear Adm. Travis Watts, PharmD [PDF - 50 KB]
Director
Phoenix Area Indian Health Service
Charles Ty Reidhead, M.D., M.P.H. [PDF - 86 KB]
Director
Portland Area Indian Health Service
Capt. Marcus Martinez, PE [PDF - 153 KB]
Director
Tucson Area Indian Health Service
Dixie Gaikowski [PDF - 89 KB]
Director
