- Roger Marshall
chair · Republican–KS
- Edward J. Markey
ranking member · Democrat–MA
- Rand Paul
member · Republican–KY
- Susan M. Collins
member · Republican–ME
- Lisa Murkowski
member · Republican–AK
- Josh Hawley
member · Republican–MO
- Jim Banks
member · Republican–IN
- Jon Husted
member · Republican–OH
- Ashley Moody
member · Republican–FL
- Alan Armstrong
member · Republican–OK
- Bill Cassidy
member · Republican–LA
- Patty Murray
member · Democrat–WA
- Tammy Baldwin
member · Democrat–WI
- Christopher Murphy
member · Democrat–CT
- Margaret Wood Hassan
member · Democrat–NH
- John W. Hickenlooper
member · Democrat–CO
- Andy Kim
member · Democrat–NJ
- Lisa Blunt Rochester
member · Democrat–DE
- Bernard Sanders
member · Independent–VT
