To transform lives. Working with our partners, we design and deliver innovative, high quality health and human services that improve the security and promote independence for New Mexicans in their communities. 

Medical Assistance Division

Dana Flannery, Division Director

The Health Care Authority’s Medical Assistance Division (MAD) is the direct administrator of the New Mexico Medicaid program.

Contact Us

Medical Assistance Division
P.O. Box 2348
Santa Fe, NM 87504-2348

Call: (505) 827-3100
Consolidated Customer Service Center: 1-800-283-4465 ​​
Providers: 1-800-299-7304
Fax: (505) 827-3185
Email: MADInfo.HSD@hsd.nm.gov


Native American Liaison

Theresa Belanger
Call: (505) 827-3122
Email: Theresa.Belanger@hsd.nm.gov

Centennial Care is the New Mexico Medicaid Managed Care program. Services in Centennial Care are provided by three Managed Care Organizations (MCOs).

Click HERE for information on how to reach each MCO’s Member or Care Coordination Services, web page or for information on how to file a grievance.