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Organizational Chart: IHS Headquarters Office Directors/Area Directors

(with Office & Area Directors Names and Standard Administrative Codes)


Indian Health Service Headquarters
Office of the Director, Office Directors, and Area Directors
Organizational Chart
Offices, Areas, Names, Titles, and Standard Administrative Codes

Approved: October 23, 2025
by P. Benjamin Smith

Standard Administrative Code = SAC * = Acting

Office/Area Title
Office of the Director - SAC: GA *Director, P. Benjamin Smith
Office of the Director *Deputy Director, Darrell LaRoche
Office of the Director *Deputy Director for Management Operations, Rose Weahkee
Office of the Director Chief Medical Officer, Loretta Christensen
Office of the Director Deputy Director for InterGovernmental and External Affairs, Stacey Ecoffey
Office of the Director Deputy Director for Quality Health Care and Enterprise Risk Management, Michelle Boylan
Office of the Director Deputy Director for Field Operations, Chris Buchanan, James Driving Hawk, Beverly Cotton 
Office of the Director Chief of Staff, Clayton W. Fulton
Office of the Director Chief Information Officer, Mitchell Thornbrugh
Office of Self-Determination and Self-Governance - SAC: GAA *Director, Rena Macy 
Office of Tribal and Urban Affairs - SAC: GAB *Director, Tina Conners
Office of External Affairs- SAC: GAC *Director, Stacey Ecoffey
Office of Equal Employment and Opportunity – SAC: GA3 *Director, Debra Sims
Office of Clinical and Preventive Services - SAC: GAF *Director, Vijay Kannan
Office of Information Technology - SAC:GAG Director, Mitchell Thornbrugh
Office of Public Health Support - SAC: GAH Director, Francis Frazier
Office of Resource Access and Partnerships - SAC: GAJ *Director, Tracy Sanchez 
Office of Finance and Accounting - SAC: GAK Director, Jillian Curtis
Office of Management Services - SAC: GAL Director, Santiago Almaraz
Office of Environmental Health and Engineering - SAC: GAM Director, Martin Smith
Office of Quality - SAC: GAP Director, Lisa Majewski
Office of Human Resources - SAC: GAN Director, Daniel Frye
Alaska Area Office - SAC: GFB *Director, Lyle Claw
Albuquerque Area Office - SAC: GFC Director, Leonard Thomas
Bemidji Area Office - SAC: GFE Director, Christopher Poole
Billings Area Office - SAC: GFF *Director, Asha Petoskey
California Area Office - SAC: GFG Director, Beverly Miller
Great Plains Area Office - SAC: GFA Director, Joe Amiotte
Nashville Area Office - SAC: GFH *Director, Joni Lyon 
Navajo Area Office - SAC: GFJ Director, DuWayne Begay
Oklahoma City Area Office - SAC: GFK Director, Travis Watts
Phoenix Area Office - SAC: GFL Director, Ty Reidhead
Portland Area Office - SAC: GFM Director, Marcus Martinez
Tucson Area Office - SAC: GFN Director, Dixie Gaikowski