ICD-9-CM 278.03 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 278.03 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
2015/16 ICD-10-CM E66.2 Morbid (severe) obesity with alveolar hypoventilation
Approximate Synonyms
Extreme obesity with alveolar hypoventilation
Pickwickian syndrome
Clinical Information
Hypoventilation syndrome in very obese persons with excessive adipose tissue around the abdomen and diaphragm. It is characterized by diminished to absent ventilatory chemoresponsiveness; chronic hypoxia; hypercapnia; polycythemia; and long periods of sleep during day and night (hypersomnolence). It is a condition often related to obstructive sleep apnea but can occur separately