Medicare 2011 E-M Frequency Distributions

 

 

 

CPT Codes 99281 99282 99283 99284     99285 99291
National ED visit level 0.29% 1.78% 14.92% 25.87% 50.00% 7.15%
State 99281 99282 99283 99284 99285 99291
Alaska 0.33% 2.63% 24.27% 25.95% 41.64% 5.18%
Alabama 0.23% 0.98% 15.89% 29.36% 46.19% 7.34%
Arkansas 0.51% 4.27% 22.46% 28.43% 40.62% 3.72%
Arizona 0.22% 1.52% 12.65% 22.93% 55.20% 7.49%
California (N) 0.25% 1.54% 13.94% 22.90% 53.39% 7.98%
California (S) 0.25% 0.93% 12.89% 18.88% 56.40% 10.65%
Colorado 0.23% 2.31% 12.94% 25.61% 52.38% 6.54%
Connecticut 0.32% 2.30% 14.14% 31.04% 45.21% 6.99%
District of Columbia 0.11% 1.38% 13.96% 24.62% 51.22% 8.72%
Delaware 0.08% 0.99% 12.18% 19.25% 60.72% 6.79%
Florida 0.25% 1.17% 11.80% 20.51% 57.76% 8.51%
Georgia 0.19% 1.35% 14.56% 24.79% 51.00% 8.11%
Hawaii 0.55% 2.29% 15.45% 28.01% 44.55% 9.15%
Iowa 0.53% 3.19% 18.25% 28.15% 44.18% 5.71%
Idaho 0.34% 3.21% 12.21% 32.67% 44.93% 6.64%
Illinois 0.23% 1.93% 16.77% 24.53% 50.17% 6.37%
Indiana 0.31% 1.71% 15.55% 28.78% 48.10% 5.55%
Kansas 0.30% 1.57% 15.84% 30.05% 47.19% 5.06%
Kentucky 0.13% 1.17% 14.26% 29.72% 47.28% 7.43%
Louisiana 0.26% 1.72% 19.03% 25.92% 46.80% 6.27%
Massachusetts 0.19% 2.60% 15.05% 30.35% 45.07% 6.73%
Maryland 0.21% 1.04% 12.26% 26.41% 53.25% 6.82%
Maine 0.98% 6.65% 26.36% 38.92% 25.32% 1.77%
Michigan 0.19% 1.62% 14.98% 24.31% 51.91% 6.98%
Minnesota 0.34% 3.54% 18.85% 32.18% 39.47% 5.63%
Missouri 0.35% 2.43% 17.18% 27.70% 47.38% 4.96%
Mississippi 0.70% 3.99% 19.89% 28.17% 41.82% 5.44%
Montana 0.34% 2.41% 21.79% 31.02% 37.80% 6.64%
North Carolina 0.26% 1.15% 14.73% 25.92% 49.61% 8.33%
North Dakota 0.49% 3.84% 14.51% 33.96% 43.24% 3.96%
Nebraska 0.37% 3.46% 18.59% 31.97% 40.56% 5.05%
New Hampshire 0.59% 4.01% 18.89% 30.85% 39.65% 6.00%
New Jersey 0.20% 0.87% 11.70% 23.58% 54.64% 9.01%
New Mexico 0.87% 2.93% 16.14% 31.91% 42.91% 5.25%
Nevada 0.55% 1.24% 11.46% 23.82% 53.34% 9.59%
New York (D) 0.36% 2.11% 14.72% 27.88% 49.12% 5.81%
New York (U) 0.39% 2.79% 16.56% 30.56% 44.91% 4.80%
New York (QC) 0.51% 2.74% 17.79% 35.86% 38.53% 4.57%
Ohio 0.19% 1.15% 13.80% 26.51% 51.26% 7.09%
Oklahoma 0.96% 3.71% 19.83% 27.09% 43.86% 4.55%
Oregon 0.32% 1.89% 16.42% 29.22% 46.72% 5.43%
Pennsylvania 0.34% 1.86% 14.24% 26.07% 50.73% 6.75%
Puerto Rico 0.46% 1.50% 45.10% 35.40% 15.78% 1.76%
Rhode Island 0.08% 0.91% 11.98% 28.55% 53.28% 5.20%
South Carolina 0.38% 2.24% 17.52% 29.16% 44.89% 5.81%
South Dakota 0.34% 4.81% 23.81% 35.93% 32.02% 3.08%
Tennessee 0.24% 1.21% 13.76% 25.52% 51.64% 7.64%
Texas 0.31% 1.47% 14.74% 23.53% 51.77% 8.18%
Utah 0.39% 2.40% 14.87% 25.62% 50.73% 5.99%
Virginia 0.15% 1.65% 15.58% 25.69% 49.44% 7.50%
Vermont 0.27% 4.33% 18.24% 33.76% 40.04% 3.36%
Washington 0.14% 1.39% 13.61% 25.15% 51.47% 8.24%
Wisconsin 0.22% 2.32% 15.11% 30.64% 44.89% 6.83%
West Virginia 0.59% 1.84% 12.98% 28.35% 49.86% 6.39%
Wyoming 0.27% 3.78% 18.67% 36.33% 38.35% 2.60%
Railroad 0.27% 1.51% 11.93% 23.82% 54.73% 7.74%

* indicates multiple carrier states

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