The Regional Public Health Analysts work in the Office of Regional Health Operations to foster and strengthen relationships among federal, state, territory, tribal, and community partners by working collectively to improve health and eliminate health disparities.
View the regions below to find contact information for the RPHA in your area.
Region 1
Connecticut, Massachusetts, Maine, New Hampshire, Rhode Island and Vermont
Dalton Paxman, Ph.D.
Email: Dalton.Paxman@hhs.gov
Region 2
New Jersey, New York, Puerto Rico and Virgin Islands
David Johnson, MPH
Email: David.Johnson@hhs.gov
Region 3
Delaware, District of Columbia, Maryland, Pennsylvania, Virginia and West Virginia
Jalisa Smith, MD, MPA
Email: Jalisa.Smith@hhs.gov
Region 4
Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina and Tennessee
John Gilford, PhD
Email: John.Gilford@hhs.gov
Region 5
Illinois, Indiana, Michigan, Minnesota, Ohio and Wisconsin
CAPT Kimberly Davids, PharmD, MPH, CPH
Email: Kimberly.davids@hhs.gov
Region 6
Arkansas, Louisiana, New Mexico, Oklahoma, and Texas
Ella Ewart-Pierce, MPH, MA
Email: ella.ewart-pierce@hhs.gov
Region 7
Iowa, Kansas, Missouri and Nebraska
Simone Taylor, MS, RN
Email: Simone.Taylor@hhs.gov
Region 8
Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming
June Homdayjanakul, DrPH, MPH
Email: June.Homdayjanakul@hhs.gov
Region 9
Arizona, Nevada
Sally Abbott, PhD, MS
Email: sally.abbott@hhs.gov
California
CDR Trisha Chandler, PharmD, MSEM
Email: trisha.chandler@hhs.gov
Hawaii, Nevada, U.S. Associated Pacific Basin: American Samoa, Commonwealth of the Mariana Islands, Guam, Federated States of Micronesia, Republic of the Marshall Islands, and Republic of Palau
David Johnson, MPH
Email: David.johnson@hhs.gov
Region 10
Alaska, Idaho, Oregon and Washington
CDR Trisha Chandler, PharmD, MSEM
Email: trisha.chandler@hhs.gov
Last Edited: 05/08/2025