ICD-9-CM Vol. 1 Diagnostic Codes
8. DISEASES OF THE RESPIRATORY SYSTEM (460-519)
section notes
CHRONIC OBSTRUCTIVE PULMONARY DISEASE AND ALLIED CONDITIONS (490-496)
section notes
491 Chronic bronchitis
section notes
491.2 Obstructive chronic bronchitis
section notes
491.20   Obst chr bronc w/o exac
491.21   Obs chr bronc w(ac) exac
491.22   Obs chr bronc w ac bronc
demo
request yours today
subscribe
start today
newsletter
free subscription

Thank you for choosing Find-A-Code, please Sign In to remove ads.