{"procedure":{"code_type":"CPT","code":"84181","lay_name":"Protein analysis by Western blot with report","blurb":"A laboratory test that separates and identifies specific proteins in blood or another body fluid using the Western blot method, including written interpretation.","slug":"cpt-84181-protein-analysis-by-western-blot-with-report","description":"WESTERN BLOT TEST","name_source":"llm:claude-opus-5","name_reviewed":false,"ccs":{"code":"233","label":"Laboratory - Chemistry and Hematology","surgery_flag":"n/a"}},"settings":{"outpatient":{"setting":"outpatient","computed_at":"2026-09-25T11:55:12.319193Z","corpus_loaded_through":"2026-09-25T01:05:50.973703Z","filing_date_min":"2023-03-09","filing_date_max":"2026-09-22","checked_from":"2026-09-05T02:22:45.003818Z","checked_through":"2026-09-25T01:13:17.893132Z","n_priced_setters":3956,"n_filed":1766,"n_usable":1640,"n_not_usable":0,"n_labelled":62,"n_no_cash":64,"n_estimated":0,"n_states":49,"cash_p10":25.55,"cash_p20":38.25,"cash_p25":48.57,"cash_p50":107.0,"cash_p75":195.2,"cash_p80":220.4,"cash_p90":337.73,"cash_mean_trimmed":114.68,"gross_p50":188.0,"cash_to_gross_p50":0.6,"medicare_rate":null,"medicare_schedule":null,"medicare_year":null,"cash_to_medicare_p50":null,"by_state":[{"state":"AK","n":9,"p20":null,"p50":null,"p80":null},{"state":"AL","n":19,"p20":44.01,"p50":181.63,"p80":264.0},{"state":"AR","n":20,"p20":33.75,"p50":84.0,"p80":184.6},{"state":"AZ","n":21,"p20":76.5,"p50":121.8,"p80":124.0},{"state":"CA","n":80,"p20":38.25,"p50":92.96,"p80":152.36},{"state":"CO","n":32,"p20":97.6,"p50":168.3,"p80":290.0},{"state":"CT","n":12,"p20":38.4,"p50":72.0,"p80":91.0},{"state":"DE","n":5,"p20":null,"p50":null,"p80":null},{"state":"FL","n":64,"p20":21.6,"p50":44.0,"p80":167.75},{"state":"GA","n":65,"p20":52.25,"p50":93.74,"p80":322.33},{"state":"HI","n":10,"p20":128.25,"p50":213.6,"p80":236.59},{"state":"IA","n":24,"p20":48.57,"p50":48.57,"p80":177.66},{"state":"ID","n":9,"p20":null,"p50":null,"p80":null},{"state":"IL","n":77,"p20":48.57,"p50":150.0,"p80":308.0},{"state":"IN","n":63,"p20":30.24,"p50":84.0,"p80":234.6},{"state":"KS","n":25,"p20":105.02,"p50":189.16,"p80":585.13},{"state":"KY","n":26,"p20":81.79,"p50":167.32,"p80":200.41},{"state":"LA","n":29,"p20":26.73,"p50":40.87,"p80":110.92},{"state":"MA","n":41,"p20":55.5,"p50":91.22,"p80":165.0},{"state":"MD","n":25,"p20":97.2,"p50":144.21,"p80":176.21},{"state":"ME","n":15,"p20":85.2,"p50":161.2,"p80":277.85},{"state":"MI","n":32,"p20":23.5,"p50":61.98,"p80":157.6},{"state":"MN","n":27,"p20":128.25,"p50":215.71,"p80":601.5},{"state":"MO","n":43,"p20":72.6,"p50":144.95,"p80":398.48},{"state":"MS","n":36,"p20":46.42,"p50":74.82,"p80":108.0},{"state":"MT","n":6,"p20":null,"p50":null,"p80":null},{"state":"NC","n":64,"p20":26.32,"p50":160.8,"p80":278.53},{"state":"ND","n":8,"p20":null,"p50":null,"p80":null},{"state":"NE","n":25,"p20":63.75,"p50":177.66,"p80":228.6},{"state":"NH","n":15,"p20":84.09,"p50":112.11,"p80":160.6},{"state":"NJ","n":44,"p20":17.03,"p50":18.73,"p80":130.9},{"state":"NM","n":4,"p20":null,"p50":null,"p80":null},{"state":"NV","n":8,"p20":null,"p50":null,"p80":null},{"state":"NY","n":72,"p20":20.0,"p50":43.2,"p80":112.5},{"state":"OH","n":81,"p20":76.7,"p50":231.6,"p80":368.25},{"state":"OK","n":37,"p20":57.0,"p50":135.2,"p80":171.2},{"state":"OR","n":19,"p20":41.6,"p50":88.0,"p80":145.6},{"state":"PA","n":107,"p20":21.09,"p50":122.8,"p80":227.0},{"state":"RI","n":9,"p20":null,"p50":null,"p80":null},{"state":"SC","n":30,"p20":69.57,"p50":201.64,"p80":206.05},{"state":"TN","n":40,"p20":29.7,"p50":70.95,"p80":153.33},{"state":"TX","n":108,"p20":67.55,"p50":150.52,"p80":221.25},{"state":"UT","n":8,"p20":null,"p50":null,"p80":null},{"state":"VA","n":45,"p20":32.2,"p50":54.25,"p80":178.67},{"state":"VT","n":2,"p20":null,"p50":null,"p80":null},{"state":"WA","n":50,"p20":41.3,"p50":85.15,"p80":133.64},{"state":"WI","n":26,"p20":82.5,"p50":82.5,"p80":127.38},{"state":"WV","n":16,"p20":43.0,"p50":82.0,"p80":136.0},{"state":"WY","n":7,"p20":null,"p50":null,"p80":null}],"by_segment":{"hospital_type":[{"key":"acute","n":1315,"p20":34.61,"p50":100.2,"p80":214.4},{"key":"childrens","n":21,"p20":53.0,"p50":213.6,"p80":340.0},{"key":"critical_access","n":298,"p20":56.0,"p50":122.8,"p80":227.0}],"ownership":[{"key":"for_profit","n":204,"p20":51.09,"p50":133.45,"p80":322.33},{"key":"government","n":229,"p20":38.22,"p50":98.82,"p80":216.0},{"key":"nonprofit","n":1201,"p20":37.5,"p50":102.3,"p80":213.36}],"affiliation":[{"key":"affiliated","n":1390,"p20":37.5,"p50":103.64,"p80":215.71},{"key":"independent","n":250,"p20":42.73,"p50":110.5,"p80":272.32}]},"histogram":[{"lo":18.92,"hi":26.32,"n":92},{"lo":26.32,"hi":36.61,"n":140},{"lo":36.61,"hi":50.92,"n":113},{"lo":50.92,"hi":70.83,"n":142},{"lo":70.83,"hi":98.52,"n":217},{"lo":98.52,"hi":137.04,"n":182},{"lo":137.04,"hi":190.62,"n":252},{"lo":190.62,"hi":265.14,"n":169},{"lo":265.14,"hi":368.81,"n":125},{"lo":368.81,"hi":513.0,"n":45}],"previous":null},"inpatient":{"setting":"inpatient","computed_at":"2026-09-25T11:55:12.319193Z","corpus_loaded_through":"2026-09-25T01:05:50.973703Z","filing_date_min":"2024-01-27","filing_date_max":"2026-09-17","checked_from":"2026-09-05T02:23:05.982663Z","checked_through":"2026-09-25T01:13:17.893132Z","n_priced_setters":3956,"n_filed":1257,"n_usable":1141,"n_not_usable":0,"n_labelled":61,"n_no_cash":55,"n_estimated":0,"n_states":49,"cash_p10":29.21,"cash_p20":42.73,"cash_p25":54.6,"cash_p50":107.3,"cash_p75":196.3,"cash_p80":221.16,"cash_p90":322.33,"cash_mean_trimmed":115.64,"gross_p50":193.0,"cash_to_gross_p50":0.6,"medicare_rate":null,"medicare_schedule":null,"medicare_year":null,"cash_to_medicare_p50":null,"by_state":[{"state":"AK","n":4,"p20":null,"p50":null,"p80":null},{"state":"AL","n":14,"p20":120.0,"p50":200.0,"p80":384.98},{"state":"AR","n":7,"p20":null,"p50":null,"p80":null},{"state":"AZ","n":17,"p20":96.0,"p50":124.0,"p80":124.0},{"state":"CA","n":65,"p20":38.25,"p50":92.96,"p80":152.36},{"state":"CO","n":20,"p20":57.31,"p50":97.6,"p80":270.99},{"state":"CT","n":8,"p20":null,"p50":null,"p80":null},{"state":"DE","n":4,"p20":null,"p50":null,"p80":null},{"state":"FL","n":41,"p20":21.6,"p50":35.2,"p80":116.87},{"state":"GA","n":53,"p20":48.1,"p50":93.74,"p80":322.33},{"state":"HI","n":6,"p20":null,"p50":null,"p80":null},{"state":"IA","n":18,"p20":48.57,"p50":48.57,"p80":175.91},{"state":"ID","n":4,"p20":null,"p50":null,"p80":null},{"state":"IL","n":59,"p20":71.0,"p50":150.0,"p80":308.0},{"state":"IN","n":40,"p20":63.6,"p50":89.64,"p80":234.6},{"state":"KS","n":7,"p20":null,"p50":null,"p80":null},{"state":"KY","n":15,"p20":39.05,"p50":110.47,"p80":179.2},{"state":"LA","n":17,"p20":27.28,"p50":39.6,"p80":110.92},{"state":"MA","n":35,"p20":55.5,"p50":91.22,"p80":161.0},{"state":"MD","n":17,"p20":97.2,"p50":130.92,"p80":186.21},{"state":"ME","n":12,"p20":113.73,"p50":187.35,"p80":286.1},{"state":"MI","n":20,"p20":26.88,"p50":61.98,"p80":157.6},{"state":"MN","n":24,"p20":125.44,"p50":215.71,"p80":601.5},{"state":"MO","n":17,"p20":57.0,"p50":72.6,"p80":263.5},{"state":"MS","n":24,"p20":48.24,"p50":86.1,"p80":110.4},{"state":"MT","n":3,"p20":null,"p50":null,"p80":null},{"state":"NC","n":32,"p20":26.32,"p50":63.46,"p80":278.53},{"state":"ND","n":7,"p20":null,"p50":null,"p80":null},{"state":"NE","n":10,"p20":98.0,"p50":177.66,"p80":177.66},{"state":"NH","n":10,"p20":56.3,"p50":95.48,"p80":141.7},{"state":"NJ","n":21,"p20":19.58,"p50":19.58,"p80":393.0},{"state":"NM","n":2,"p20":null,"p50":null,"p80":null},{"state":"NV","n":3,"p20":null,"p50":null,"p80":null},{"state":"NY","n":44,"p20":26.5,"p50":61.62,"p80":125.4},{"state":"OH","n":75,"p20":67.6,"p50":231.6,"p80":368.25},{"state":"OK","n":24,"p20":57.0,"p50":67.53,"p80":171.2},{"state":"OR","n":8,"p20":null,"p50":null,"p80":null},{"state":"PA","n":96,"p20":70.4,"p50":130.25,"p80":227.0},{"state":"RI","n":5,"p20":null,"p50":null,"p80":null},{"state":"SC","n":23,"p20":162.0,"p50":206.05,"p80":206.05},{"state":"TN","n":35,"p20":29.7,"p50":70.95,"p80":128.63},{"state":"TX","n":85,"p20":32.13,"p50":150.52,"p80":160.5},{"state":"UT","n":3,"p20":null,"p50":null,"p80":null},{"state":"VA","n":36,"p20":29.7,"p50":32.5,"p80":212.0},{"state":"VT","n":1,"p20":null,"p50":null,"p80":null},{"state":"WA","n":38,"p20":42.4,"p50":65.8,"p80":123.36},{"state":"WI","n":22,"p20":82.5,"p50":82.5,"p80":127.38},{"state":"WV","n":5,"p20":null,"p50":null,"p80":null},{"state":"WY","n":5,"p20":null,"p50":null,"p80":null}],"by_segment":{"hospital_type":[{"key":"acute","n":952,"p20":42.18,"p50":107.3,"p80":215.71},{"key":"childrens","n":17,"p20":null,"p50":null,"p80":null},{"key":"critical_access","n":166,"p20":48.57,"p50":100.8,"p80":227.0}],"ownership":[{"key":"for_profit","n":109,"p20":48.1,"p50":124.0,"p80":294.0},{"key":"government","n":133,"p20":31.2,"p50":90.49,"p80":200.0},{"key":"nonprofit","n":893,"p20":44.01,"p50":108.0,"p80":221.2}],"affiliation":[{"key":"affiliated","n":997,"p20":44.1,"p50":108.0,"p80":224.5},{"key":"independent","n":144,"p20":39.2,"p50":93.33,"p80":198.17}]},"histogram":[{"lo":21.6,"hi":28.94,"n":59},{"lo":28.94,"hi":38.77,"n":86},{"lo":38.77,"hi":51.94,"n":75},{"lo":51.94,"hi":69.59,"n":96},{"lo":69.59,"hi":93.23,"n":134},{"lo":93.23,"hi":124.9,"n":134},{"lo":124.9,"hi":167.34,"n":163},{"lo":167.34,"hi":224.19,"n":114},{"lo":224.19,"hi":300.36,"n":91},{"lo":300.36,"hi":402.4,"n":77}],"previous":null}},"related":[{"code_type":"CPT","code":"85610","lay_name":"Prothrombin time blood clotting test","slug":"cpt-85610-prothrombin-time-blood-clotting-test"},{"code_type":"CPT","code":"83735","lay_name":"Magnesium blood test","slug":"cpt-83735-magnesium-blood-test"},{"code_type":"CPT","code":"85730","lay_name":"Partial thromboplastin time clotting test","slug":"cpt-85730-partial-thromboplastin-time-clotting-test"},{"code_type":"CPT","code":"83880","lay_name":"BNP blood test for heart strain","slug":"cpt-83880-bnp-blood-test-for-heart-strain"},{"code_type":"CPT","code":"85018","lay_name":"Hemoglobin blood test","slug":"cpt-85018-hemoglobin-blood-test"},{"code_type":"CPT","code":"83036","lay_name":"Hemoglobin A1c blood test","slug":"cpt-83036-hemoglobin-a1c-blood-test"},{"code_type":"CPT","code":"82565","lay_name":"Creatinine blood test","slug":"cpt-82565-creatinine-blood-test"},{"code_type":"CPT","code":"83605","lay_name":"Blood test for lactic acid (lactate)","slug":"cpt-83605-blood-test-for-lactic-acid-lactate"},{"code_type":"CPT","code":"84484","lay_name":"Troponin blood test with a measured result","slug":"cpt-84484-troponin-blood-test-with-a-measured-result"},{"code_type":"CPT","code":"82306","lay_name":"Vitamin D blood test (25-hydroxy)","slug":"cpt-82306-vitamin-d-blood-test-25-hydroxy"},{"code_type":"CPT","code":"80048","lay_name":"Basic metabolic blood panel","slug":"cpt-80048-basic-metabolic-blood-panel"},{"code_type":"CPT","code":"84132","lay_name":"Potassium blood test","slug":"cpt-84132-potassium-blood-test"}]}