CMS MS-DRG · Major Diagnostic Category

MDC 04 — Diseases and disorders of the respiratory system — Medicare DRGs

41 DRGs · 810,178 discharges · FY2024 (Oct–Sep) Medicare fee-for-service Part A

177 · RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH MCC 144,162 discharges › 193 · SIMPLE PNEUMONIA AND PLEURISY WITH MCC 139,034 discharges › 189 · PULMONARY EDEMA AND RESPIRATORY FAILURE 93,765 discharges › 190 · CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITH MCC 55,536 discharges › 194 · SIMPLE PNEUMONIA AND PLEURISY WITH CC 48,668 discharges › 178 · RESPIRATORY INFECTIONS AND INFLAMMATIONS WITH CC 34,201 discharges › 208 · RESPIRATORY SYSTEM DIAGNOSIS WITH VENTILATOR SUPPORT <=96 HOURS 28,681 discharges › 175 · PULMONARY EMBOLISM WITH MCC OR ACUTE COR PULMONALE 28,627 discharges › 191 · CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITH CC 19,442 discharges › 202 · BRONCHITIS AND ASTHMA WITH CC/MCC 18,440 discharges › 176 · PULMONARY EMBOLISM WITHOUT MCC 17,180 discharges › 164 · MAJOR CHEST PROCEDURES WITH CC 15,154 discharges › 180 · RESPIRATORY NEOPLASMS WITH MCC 14,748 discharges › 163 · MAJOR CHEST PROCEDURES WITH MCC 13,996 discharges › 184 · MAJOR CHEST TRAUMA WITH CC 11,288 discharges › 207 · RESPIRATORY SYSTEM DIAGNOSIS WITH VENTILATOR SUPPORT >96 HOURS 10,834 discharges › 205 · OTHER RESPIRATORY SYSTEM DIAGNOSES WITH MCC 10,485 discharges › 196 · INTERSTITIAL LUNG DISEASE WITH MCC 9,541 discharges › 186 · PLEURAL EFFUSION WITH MCC 8,187 discharges › 195 · SIMPLE PNEUMONIA AND PLEURISY WITHOUT CC/MCC 8,023 discharges › 166 · OTHER RESPIRATORY SYSTEM O.R. PROCEDURES WITH MCC 7,823 discharges › 183 · MAJOR CHEST TRAUMA WITH MCC 7,325 discharges › 200 · PNEUMOTHORAX WITH CC 6,975 discharges › 165 · MAJOR CHEST PROCEDURES WITHOUT CC/MCC 6,966 discharges › 206 · OTHER RESPIRATORY SYSTEM DIAGNOSES WITHOUT MCC 6,731 discharges › 199 · PNEUMOTHORAX WITH MCC 6,684 discharges › 179 · RESPIRATORY INFECTIONS AND INFLAMMATIONS WITHOUT CC/MCC 6,038 discharges › 181 · RESPIRATORY NEOPLASMS WITH CC 4,984 discharges › 192 · CHRONIC OBSTRUCTIVE PULMONARY DISEASE WITHOUT CC/MCC 4,287 discharges › 204 · RESPIRATORY SIGNS AND SYMPTOMS 4,134 discharges › 167 · OTHER RESPIRATORY SYSTEM O.R. PROCEDURES WITH CC 3,956 discharges › 187 · PLEURAL EFFUSION WITH CC 3,878 discharges › 203 · BRONCHITIS AND ASTHMA WITHOUT CC/MCC 2,114 discharges › 185 · MAJOR CHEST TRAUMA WITHOUT CC/MCC 2,098 discharges › 197 · INTERSTITIAL LUNG DISEASE WITH CC 1,625 discharges › 168 · OTHER RESPIRATORY SYSTEM O.R. PROCEDURES WITHOUT CC/MCC 1,361 discharges › 173 · ULTRASOUND ACCELERATED AND OTHER THROMBOLYSIS WITH PRINCIPAL DIAGNOSIS PULMONARY EMBOLIS 1,125 discharges › 201 · PNEUMOTHORAX WITHOUT CC/MCC 992 discharges › 188 · PLEURAL EFFUSION WITHOUT CC/MCC 593 discharges › 198 · INTERSTITIAL LUNG DISEASE WITHOUT CC/MCC 277 discharges › 182 · RESPIRATORY NEOPLASMS WITHOUT CC/MCC 220 discharges ›

Each row opens that DRG's national market — discharges, state breakdown, and (for a subscriber) charge and payment figures. Discharges are counted stays reported to Medicare fee-for-service Part A (no Medicare Advantage), Maryland waiver-priced.