The largest PBM in every state

Most city- and state-level commercial prescription drug markets are highly concentrated, with one pharmacy benefit manager controlling a large share of the market, a report published Oct. 13 by the American Medical Association found. 

The analysis broke down the market share by the state and city level. Here are the largest PBMs in every state: 

 

Alabama 

Prime Therapeutics — 86 percent market share 

 

Alaska

Express Scripts — 75 percent market share

 

Arizona

OptumRx — 53 percent market share 

 

Arkansas 

CVS/Caremark — 49 percent market share 

 

California 

Kaiser Pharmacy — 48 percent market share 

 

Colorado 

Kaiser Pharmacy — 26 percent market share 

 

Connecticut 

Express Scripts — 36 percent market share 

 

Delaware 

Express Scripts — 78 percent market share 

 

District of Columbia 

CVS/Caremark — 35 percent market share

 

Florida 

Prime Therapeutics — 42 percent market share

 

Georgia 

IngenioRx — 30 percent market share 

 

Hawaii 

CVS/Caremark — 64 percent market share

 

Idaho

CVS/Caremark — 54 percent market share 

 

Illinois 

Prime Therapeutics — 59 percent market share

 

Indiana

IngenioRx — 50 percent market share

 

Iowa 

CVS/Caremark — 61 percent market share 

 

Kansas 

Prime Therapeutics — 47 percent market share

 

Kentucky 

IngenioRx — 59 percent market share

 

Louisiana 

Express Scripts — 71 percent market share 

 

Maine 

IngenioRx — 56 percent market share 

 

Maryland

CVS/Caremark — 39 percent market share

 

Massachusetts

CVS/Caremark — 58 percent market share 

 

Michigan 

Express Scripts — 89 percent market share 

 

Minnesota 

Prime Therapeutics — 51 percent market share 

 

Mississippi 

Prime Therapeutics — 49 percent market share 

 

Missouri 

OptumRx — 39 percent market share 

 

Montana 

Prime Therapeutics — 51 percent market share

 

Nebraska 

Prime Therapeutics — 46 percent market share 

 

Nevada

OptumRx — 47 percent market share 

 

New Hampshire 

IngenioRx — 52 percent market share

 

New Jersey 

Prime Therapeutics — 35 percent market share 

 

New Mexico 

Prime Therapeutics — 46 percent market share 

 

New York 

Express Scripts — 35 percent market share 

 

North Carolina 

Prime Therapeutics — 58 percent market share 

 

North Dakota 

Prime Therapeutics — 57 percent market share 

 

Ohio 

Express Scripts — 38 percent market share

 

Oklahoma 

Prime Therapeutics — 57 percent market share

 

Oregon 

Kaiser Pharmacy — 36 percent market share 

 

Pennsylvania

Express Scripts — 47 percent market share

 

Rhode Island 

Prime Therapeutics — 53 percent market share

 

South Carolina 

OptumRx — 83 percent market share

 

South Dakota 

CVS/Caremark — 74 percent market share 

 

Tennessee 

Express Scripts — 73 percent market share 

 

Texas 

Prime Therapeutics — 34 percent market share

 

Utah

SelectHealth — 57 percent market share 

 

Vermont 

ExpressScripts — 77 percent market share 

 

Virginia 

IngenioRx — 33 percent market share 

 

Washington 

Kaiser Pharmacy — 33 percent market share 

 

West Virginia 

Express Scripts — 75 percent market share 

 

Wisconsin 

MedImpact — 24 percent market share 

 

Wyoming 

Prime Therapeutics — 54 percent market share