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Episode Clinical Summary	Table of Contents				
CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD)/ASTHMA					
Episode Characteristic	Episode Information				
Episode Overview	"This episode includes clinically related services for patients  diagnosed with chronic obstructive pulmonary disease (COPD) or asthma on two different dates at least 30 days apart or with a treatment or service specific to COPD/asthma (e.g., a nebulizer) and associated with an appropriate diagnosis code for the condition.  This episode does not include patients with a first diagnosis in the evaluation year occurring in the inpatient hospital setting because these patients represent acute exacerbations of a chronic condition."				
Episode Subtype Overviews	N/A				
Episode Type	Chronic condition				
Trigger Rules	"? Non-PB E&M visit with a trigger principal ICD-9 diagnosis code followed by an E&M visit with a trigger ICD-9 diagnosis code at least 30 but no more than 450 days apart; or
? PB E&M visit with a trigger ICD-9  diagnosis code followed by an E&M visit with a trigger ICD-9  diagnosis code at least 30 but no more than 450 days apart; or
? Service in any setting with a trigger ICD-9  diagnosis code and with a CPT-4 code that is specific"				
Start Date	30 days before first E&M visit start date or trigger service date				
Grouping Rules	"Services occurring between the episode start and end date are grouped to the episode using the following grouping rules:
? Service only: Groups services with one of the specified procedure codes listed in the episode?s definition.
? Service-diagnosis pair: Groups services with one of the specified procedure codes only if paired with one of the specified diagnosis codes.
? Principal diagnosis only: Groups services with one of the specified diagnosis codes in the principal position.
The list of codes in the episode's definition can be found on the following page. "				
"Closing Rules
(End Date)"	Generally 4 quarters after trigger or upon change in patient eligibility				
End of Worksheet					
