Agency + PSC page

Department of Defense PSC Q999 contractors

MEDICAL- OTHER. Use this buyer-scoped PSC page to see which visible contractors sit closest to this product or service lane under Department of Defense.

Agency: Department of Defense
Last updated: April 5, 2026

Visible recipients

10

Mapped obligations

$27,500,965,274

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Defense and PSC Q999

Triwest Healthcare Alliance CORP

Phoenix, AZ

Triwest Healthcare Alliance CORP is a federal category business profile based in Phoenix, AZ. The current public data layer shows $15,411,851,981 in visible federal obligations across 130 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 524114 (Direct Health and Medical Insurance Carriers). The profile also shows meaningful product and service activity in PSC G007.

$22,511,069,139

Qtc Medical Services INC

San Antonio, TX

Qtc Medical Services INC is a federal category business profile based in San Antonio, TX. The current public data layer shows $4,159,648,958 in visible federal obligations across 148 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$20,471,457

Mckesson Hboc, Inc.

San Francisco, CA

Mckesson Hboc, Inc. is a federal category business profile based in San Francisco, CA. The current public data layer shows $3,605,627,040 in visible federal obligations across 5 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 424210 (Drugs and Druggists' Sundries Merchant Wholesalers). The profile also shows meaningful product and service activity in PSC 6505.

$898,984

Optumserve Health Services, Inc.

La Crosse, WI

Optumserve Health Services, Inc. is a federal category business profile based in La Crosse, WI. The current public data layer shows $3,482,949,179 in visible federal obligations across 61 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$1,671,411,426

Loyal Source Government Services LLC

Orlando, FL

Loyal Source Government Services LLC is a federal category business profile based in Orlando, FL. The current public data layer shows $2,274,743,658 in visible federal obligations across 96 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$137,855,699

Maximus INC

Mclean, VA

Maximus INC is a federal category business profile based in Mclean, VA. The current public data layer shows $194,545,463 in visible federal obligations across 5 awards or transactions. Department of Justice appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$13,205,239

International Sos Government Services LLC

San Antonio, TX

International Sos Government Services LLC is a federal category business profile based in San Antonio, TX. The current public data layer shows $146,908,536 in visible federal obligations across 61 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 524114 (Direct Health and Medical Insurance Carriers). The profile also shows meaningful product and service activity in PSC Q201.

$81,071,637

Health Net Federal Services, LLC

Sacramento, CA

Health Net Federal Services, LLC is a federal category business profile based in Sacramento, CA. The current public data layer shows $98,766,620 in visible federal obligations across 14 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 524114 (Direct Health and Medical Insurance Carriers). The profile also shows meaningful product and service activity in PSC Q201.

$3,056,572,674

Valcorp Enterprises LLC

Haltom City, TX

Valcorp Enterprises LLC is a federal 8a program participant profile based in Haltom City, TX. The current public data layer shows $15,923,438 in visible federal obligations across 203 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC W054.

$4,224,846

Vighter LLC

San Antonio, TX

Vighter LLC is a federal category business profile based in San Antonio, TX. The current public data layer shows $1,492,227 in visible federal obligations across 31 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561320 (Temporary Help Services). The profile also shows meaningful product and service activity in PSC Q403.

$4,184,173