DRG 206

Medical DRG

Other Respiratory System Diagnoses without MCC

TypeMedicalMDC04Dx Codes204

What is MS-DRG 206?

MS-DRG 206 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 04 (MDC 04) without a significant Complication or Comorbidity. It maps to 204 ICD-10-CM diagnosis codes. For FY 2026 it carries a relative weight of 0.9411 with a geometric mean length of stay of 2.4 days and an arithmetic mean of 3.1 days. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

Classification
Medical DRG
Diagnosis-driven grouping
Linked Codes
204 diagnosis
Billable Dx
100%
204 of 204 shown

FY 2026 Payment Data

Official values from Table 5 of the FY 2026 IPPS Final Rule (CMS).

Relative Weight
0.9411
Payment multiplier vs. average case (1.0)
Geometric Mean LOS
2.4 days
Used for transfer payment calculations
Arithmetic Mean LOS
3.1 days
Average length of stay
Post-Acute Transfer
Yes
Subject to the post-acute care transfer policy

Related MS-DRGs in This Severity Group

The same clinical condition is split into separate DRGs by complication severity. MCC pays more than CC, which pays more than no CC/MCC.

DRGTitleRel. WeightGMLOS
205Other Respiratory System Diagnoses with MCC1.83104.4 days
206Other Respiratory System Diagnoses without MCCThis page0.94112.4 days

Linked ICD-10-CM Diagnosis Mappings

  • E66.2

    Morbid (severe) obesity with alveolar hypoventilation

    BillableChapter 4
  • J22

    Unspecified acute lower respiratory infection

    BillableChapter 10
  • J68.0

    Bronchitis and pneumonitis due to chemicals, gases, fumes and vapors

    BillableChapter 10
  • J68.2

    Upper respiratory inflammation due to chemicals, gases, fumes and vapors, not elsewhere classified

    BillableChapter 10
  • J68.3

    Other acute and subacute respiratory conditions due to chemicals, gases, fumes and vapors

    BillableChapter 10
  • J70.0

    Acute pulmonary manifestations due to radiation

    BillableChapter 10
  • J70.2

    Acute drug-induced interstitial lung disorders

    BillableChapter 10
  • J70.3

    Chronic drug-induced interstitial lung disorders

    BillableChapter 10
  • J70.4

    Drug-induced interstitial lung disorders, unspecified

    BillableChapter 10
  • J70.5

    Respiratory conditions due to smoke inhalation

    BillableChapter 10
  • J70.8

    Respiratory conditions due to other specified external agents

    BillableChapter 10
  • J70.9

    Respiratory conditions due to unspecified external agent

    BillableChapter 10
  • J94.9

    Pleural condition, unspecified

    BillableChapter 10
  • J95.4

    Chemical pneumonitis due to anesthesia

    BillableChapter 10
  • J95.5

    Postprocedural subglottic stenosis

    BillableChapter 10
  • J95.84

    Transfusion-related acute lung injury (TRALI)

    BillableChapter 10
  • J95.851

    Ventilator associated pneumonia

    BillableChapter 10
  • J95.859

    Other complication of respirator [ventilator]

    BillableChapter 10
  • J95.87

    Transfusion-associated dyspnea (TAD)

    BillableChapter 10
  • J95.88

    Other intraoperative complications of respiratory system, not elsewhere classified

    BillableChapter 10
  • J95.89

    Other postprocedural complications and disorders of respiratory system, not elsewhere classified

    BillableChapter 10
  • J98.11

    Atelectasis

    BillableChapter 10
  • J98.19

    Other pulmonary collapse

    BillableChapter 10
  • J98.3

    Compensatory emphysema

    BillableChapter 10
  • J98.4

    Other disorders of lung

    BillableChapter 10
  • J98.6

    Disorders of diaphragm

    BillableChapter 10
  • J98.8

    Other specified respiratory disorders

    BillableChapter 10
  • J98.9

    Respiratory disorder, unspecified

    BillableChapter 10
  • K76.81

    Hepatopulmonary syndrome

    BillableChapter 11
  • M94.0

    Chondrocostal junction syndrome [Tietze]

    BillableChapter 13
  • N80.B1

    Endometriosis of pleura

    BillableChapter 14
  • N80.B2

    Endometriosis of lung

    BillableChapter 14
  • N80.B31

    Superficial endometriosis of diaphragm

    BillableChapter 14
  • N80.B32

    Deep endometriosis of diaphragm

    BillableChapter 14
  • N80.B39

    Endometriosis of diaphragm, unspecified depth

    BillableChapter 14
  • Q33.0

    Congenital cystic lung

    BillableChapter 17
  • Q33.1

    Accessory lobe of lung

    BillableChapter 17
  • Q33.2

    Sequestration of lung

    BillableChapter 17
  • Q33.3

    Agenesis of lung

    BillableChapter 17
  • Q33.5

    Ectopic tissue in lung

    BillableChapter 17
  • Q33.6

    Congenital hypoplasia and dysplasia of lung

    BillableChapter 17
  • Q33.8

    Other congenital malformations of lung

    BillableChapter 17
  • Q33.9

    Congenital malformation of lung, unspecified

    BillableChapter 17
  • Q34.0

    Anomaly of pleura

    BillableChapter 17
  • Q34.1

    Congenital cyst of mediastinum

    BillableChapter 17
  • Q34.8

    Other specified congenital malformations of respiratory system

    BillableChapter 17
  • Q34.9

    Congenital malformation of respiratory system, unspecified

    BillableChapter 17
  • Q79.0

    Congenital diaphragmatic hernia

    BillableChapter 17
  • Q79.1

    Other congenital malformations of diaphragm

    BillableChapter 17
  • R09.01

    Asphyxia

    BillableChapter 18
  • R09.02

    Hypoxemia

    BillableChapter 18
  • R09.2

    Respiratory arrest

    BillableChapter 18
  • R68.3

    Clubbing of fingers

    BillableChapter 18
  • R91.1

    Solitary pulmonary nodule

    BillableChapter 18
  • R94.2

    Abnormal results of pulmonary function studies

    BillableChapter 18
  • S22.31XA

    Fracture of one rib, right side, initial encounter for closed fracture

    BillableChapter 19
  • S22.32XA

    Fracture of one rib, left side, initial encounter for closed fracture

    BillableChapter 19
  • S22.39XA

    Fracture of one rib, unspecified side, initial encounter for closed fracture

    BillableChapter 19
  • S23.41XA

    Sprain of ribs, initial encounter

    BillableChapter 19
  • S23.420A

    Sprain of sternoclavicular (joint) (ligament), initial encounter

    BillableChapter 19
  • S23.421A

    Sprain of chondrosternal joint, initial encounter

    BillableChapter 19
  • S23.428A

    Other sprain of sternum, initial encounter

    BillableChapter 19
  • S23.429A

    Unspecified sprain of sternum, initial encounter

    BillableChapter 19
  • S26.00XS

    Unspecified injury of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.01XS

    Contusion of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.020S

    Mild laceration of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.021S

    Moderate laceration of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.022S

    Major laceration of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.09XS

    Other injury of heart with hemopericardium, sequela

    BillableChapter 19
  • S26.10XS

    Unspecified injury of heart without hemopericardium, sequela

    BillableChapter 19
  • S26.11XS

    Contusion of heart without hemopericardium, sequela

    BillableChapter 19
  • S26.12XS

    Laceration of heart without hemopericardium, sequela

    BillableChapter 19
  • S26.19XS

    Other injury of heart without hemopericardium, sequela

    BillableChapter 19
  • S26.90XS

    Unspecified injury of heart, unspecified with or without hemopericardium, sequela

    BillableChapter 19
  • S26.91XS

    Contusion of heart, unspecified with or without hemopericardium, sequela

    BillableChapter 19
  • S26.92XS

    Laceration of heart, unspecified with or without hemopericardium, sequela

    BillableChapter 19
  • S26.99XS

    Other injury of heart, unspecified with or without hemopericardium, sequela

    BillableChapter 19
  • S27.0XXS

    Traumatic pneumothorax, sequela

    BillableChapter 19
  • S27.1XXS

    Traumatic hemothorax, sequela

    BillableChapter 19
  • S27.2XXS

    Traumatic hemopneumothorax, sequela

    BillableChapter 19
  • S27.301A

    Unspecified injury of lung, unilateral, initial encounter

    BillableChapter 19
  • S27.301S

    Unspecified injury of lung, unilateral, sequela

    BillableChapter 19
  • S27.302A

    Unspecified injury of lung, bilateral, initial encounter

    BillableChapter 19
  • S27.302S

    Unspecified injury of lung, bilateral, sequela

    BillableChapter 19
  • S27.309A

    Unspecified injury of lung, unspecified, initial encounter

    BillableChapter 19
  • S27.309S

    Unspecified injury of lung, unspecified, sequela

    BillableChapter 19
  • S27.311A

    Primary blast injury of lung, unilateral, initial encounter

    BillableChapter 19
  • S27.311S

    Primary blast injury of lung, unilateral, sequela

    BillableChapter 19
  • S27.312A

    Primary blast injury of lung, bilateral, initial encounter

    BillableChapter 19
  • S27.312S

    Primary blast injury of lung, bilateral, sequela

    BillableChapter 19
  • S27.319A

    Primary blast injury of lung, unspecified, initial encounter

    BillableChapter 19
  • S27.319S

    Primary blast injury of lung, unspecified, sequela

    BillableChapter 19
  • S27.321A

    Contusion of lung, unilateral, initial encounter

    BillableChapter 19
  • S27.321S

    Contusion of lung, unilateral, sequela

    BillableChapter 19
  • S27.322A

    Contusion of lung, bilateral, initial encounter

    BillableChapter 19
  • S27.322S

    Contusion of lung, bilateral, sequela

    BillableChapter 19
  • S27.329A

    Contusion of lung, unspecified, initial encounter

    BillableChapter 19
  • S27.329S

    Contusion of lung, unspecified, sequela

    BillableChapter 19
  • S27.331S

    Laceration of lung, unilateral, sequela

    BillableChapter 19
  • S27.332S

    Laceration of lung, bilateral, sequela

    BillableChapter 19
  • S27.339S

    Laceration of lung, unspecified, sequela

    BillableChapter 19
  • S27.391A

    Other injuries of lung, unilateral, initial encounter

    BillableChapter 19
  • S27.391S

    Other injuries of lung, unilateral, sequela

    BillableChapter 19
  • S27.392A

    Other injuries of lung, bilateral, initial encounter

    BillableChapter 19
  • S27.392S

    Other injuries of lung, bilateral, sequela

    BillableChapter 19
  • S27.399A

    Other injuries of lung, unspecified, initial encounter

    BillableChapter 19
  • S27.399S

    Other injuries of lung, unspecified, sequela

    BillableChapter 19
  • S27.401S

    Unspecified injury of bronchus, unilateral, sequela

    BillableChapter 19
  • S27.402S

    Unspecified injury of bronchus, bilateral, sequela

    BillableChapter 19
  • S27.409S

    Unspecified injury of bronchus, unspecified, sequela

    BillableChapter 19
  • S27.411S

    Primary blast injury of bronchus, unilateral, sequela

    BillableChapter 19
  • S27.412S

    Primary blast injury of bronchus, bilateral, sequela

    BillableChapter 19
  • S27.419S

    Primary blast injury of bronchus, unspecified, sequela

    BillableChapter 19
  • S27.421S

    Contusion of bronchus, unilateral, sequela

    BillableChapter 19
  • S27.422S

    Contusion of bronchus, bilateral, sequela

    BillableChapter 19
  • S27.429S

    Contusion of bronchus, unspecified, sequela

    BillableChapter 19
  • S27.431S

    Laceration of bronchus, unilateral, sequela

    BillableChapter 19
  • S27.432S

    Laceration of bronchus, bilateral, sequela

    BillableChapter 19
  • S27.439S

    Laceration of bronchus, unspecified, sequela

    BillableChapter 19
  • S27.491S

    Other injury of bronchus, unilateral, sequela

    BillableChapter 19
  • S27.492S

    Other injury of bronchus, bilateral, sequela

    BillableChapter 19
  • S27.499S

    Other injury of bronchus, unspecified, sequela

    BillableChapter 19
  • S27.50XA

    Unspecified injury of thoracic trachea, initial encounter

    BillableChapter 19
  • S27.50XS

    Unspecified injury of thoracic trachea, sequela

    BillableChapter 19
  • S27.51XA

    Primary blast injury of thoracic trachea, initial encounter

    BillableChapter 19
  • S27.51XS

    Primary blast injury of thoracic trachea, sequela

    BillableChapter 19
  • S27.52XA

    Contusion of thoracic trachea, initial encounter

    BillableChapter 19
  • S27.52XS

    Contusion of thoracic trachea, sequela

    BillableChapter 19
  • S27.53XA

    Laceration of thoracic trachea, initial encounter

    BillableChapter 19
  • S27.53XS

    Laceration of thoracic trachea, sequela

    BillableChapter 19
  • S27.59XA

    Other injury of thoracic trachea, initial encounter

    BillableChapter 19
  • S27.59XS

    Other injury of thoracic trachea, sequela

    BillableChapter 19
  • S27.60XA

    Unspecified injury of pleura, initial encounter

    BillableChapter 19
  • S27.60XS

    Unspecified injury of pleura, sequela

    BillableChapter 19
  • S27.63XA

    Laceration of pleura, initial encounter

    BillableChapter 19
  • S27.63XS

    Laceration of pleura, sequela

    BillableChapter 19
  • S27.69XA

    Other injury of pleura, initial encounter

    BillableChapter 19
  • S27.69XS

    Other injury of pleura, sequela

    BillableChapter 19
  • S27.802S

    Contusion of diaphragm, sequela

    BillableChapter 19
  • S27.803S

    Laceration of diaphragm, sequela

    BillableChapter 19
  • S27.808S

    Other injury of diaphragm, sequela

    BillableChapter 19
  • S27.809S

    Unspecified injury of diaphragm, sequela

    BillableChapter 19
  • S27.812S

    Contusion of esophagus (thoracic part), sequela

    BillableChapter 19
  • S27.813S

    Laceration of esophagus (thoracic part), sequela

    BillableChapter 19
  • S27.818S

    Other injury of esophagus (thoracic part), sequela

    BillableChapter 19
  • S27.819S

    Unspecified injury of esophagus (thoracic part), sequela

    BillableChapter 19
  • S27.892A

    Contusion of other specified intrathoracic organs, initial encounter

    BillableChapter 19
  • S27.892S

    Contusion of other specified intrathoracic organs, sequela

    BillableChapter 19
  • S27.893A

    Laceration of other specified intrathoracic organs, initial encounter

    BillableChapter 19
  • S27.893S

    Laceration of other specified intrathoracic organs, sequela

    BillableChapter 19
  • S27.898A

    Other injury of other specified intrathoracic organs, initial encounter

    BillableChapter 19
  • S27.898S

    Other injury of other specified intrathoracic organs, sequela

    BillableChapter 19
  • S27.899A

    Unspecified injury of other specified intrathoracic organs, initial encounter

    BillableChapter 19
  • S27.899S

    Unspecified injury of other specified intrathoracic organs, sequela

    BillableChapter 19
  • S27.9XXS

    Injury of unspecified intrathoracic organ, sequela

    BillableChapter 19
  • T17.400A

    Unspecified foreign body in trachea causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.408A

    Unspecified foreign body in trachea causing other injury, initial encounter

    BillableChapter 19
  • T17.410A

    Gastric contents in trachea causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.418A

    Gastric contents in trachea causing other injury, initial encounter

    BillableChapter 19
  • T17.420A

    Food in trachea causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.428A

    Food in trachea causing other injury, initial encounter

    BillableChapter 19
  • T17.490A

    Other foreign object in trachea causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.498A

    Other foreign object in trachea causing other injury, initial encounter

    BillableChapter 19
  • T17.500A

    Unspecified foreign body in bronchus causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.508A

    Unspecified foreign body in bronchus causing other injury, initial encounter

    BillableChapter 19
  • T17.510A

    Gastric contents in bronchus causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.518A

    Gastric contents in bronchus causing other injury, initial encounter

    BillableChapter 19
  • T17.520A

    Food in bronchus causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.528A

    Food in bronchus causing other injury, initial encounter

    BillableChapter 19
  • T17.590A

    Other foreign object in bronchus causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.598A

    Other foreign object in bronchus causing other injury, initial encounter

    BillableChapter 19
  • T17.800A

    Unspecified foreign body in other parts of respiratory tract causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.808A

    Unspecified foreign body in other parts of respiratory tract causing other injury, initial encounter

    BillableChapter 19
  • T17.810A

    Gastric contents in other parts of respiratory tract causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.818A

    Gastric contents in other parts of respiratory tract causing other injury, initial encounter

    BillableChapter 19
  • T17.820A

    Food in other parts of respiratory tract causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.828A

    Food in other parts of respiratory tract causing other injury, initial encounter

    BillableChapter 19
  • T17.890A

    Other foreign object in other parts of respiratory tract causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.898A

    Other foreign object in other parts of respiratory tract causing other injury, initial encounter

    BillableChapter 19
  • T17.900A

    Unspecified foreign body in respiratory tract, part unspecified causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.908A

    Unspecified foreign body in respiratory tract, part unspecified causing other injury, initial encounter

    BillableChapter 19
  • T17.910A

    Gastric contents in respiratory tract, part unspecified causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.918A

    Gastric contents in respiratory tract, part unspecified causing other injury, initial encounter

    BillableChapter 19
  • T17.920A

    Food in respiratory tract, part unspecified causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.928A

    Food in respiratory tract, part unspecified causing other injury, initial encounter

    BillableChapter 19
  • T17.990A

    Other foreign object in respiratory tract, part unspecified in causing asphyxiation, initial encounter

    BillableChapter 19
  • T17.998A

    Other foreign object in respiratory tract, part unspecified causing other injury, initial encounter

    BillableChapter 19
  • T27.0XXA

    Burn of larynx and trachea, initial encounter

    BillableChapter 19
  • T27.1XXA

    Burn involving larynx and trachea with lung, initial encounter

    BillableChapter 19
  • T27.2XXA

    Burn of other parts of respiratory tract, initial encounter

    BillableChapter 19
  • T27.3XXA

    Burn of respiratory tract, part unspecified, initial encounter

    BillableChapter 19
  • T27.4XXA

    Corrosion of larynx and trachea, initial encounter

    BillableChapter 19
  • T27.5XXA

    Corrosion involving larynx and trachea with lung, initial encounter

    BillableChapter 19
  • T27.6XXA

    Corrosion of other parts of respiratory tract, initial encounter

    BillableChapter 19
  • T27.7XXA

    Corrosion of respiratory tract, part unspecified, initial encounter

    BillableChapter 19
  • T86.810

    Lung transplant rejection

    BillableChapter 19
  • T86.811

    Lung transplant failure

    BillableChapter 19
  • T86.812

    Lung transplant infection

    BillableChapter 19
  • T86.818

    Other complications of lung transplant

    BillableChapter 19
  • T86.819

    Unspecified complication of lung transplant

    BillableChapter 19
  • U07.0

    Vaping-related disorder

    BillableChapter 22
  • Z43.0

    Encounter for attention to tracheostomy

    BillableChapter 21
  • Z90.2

    Acquired absence of lung [part of]

    BillableChapter 21
  • Z94.2

    Lung transplant status

    BillableChapter 21