Hospitals report these codes with terse, inconsistent chargemaster text. This plain-English title was written by an AI model from that text and has not been reviewed by a person, so it can be wrong. The prices on this page come straight from hospital filings and do not depend on it.
Original text from hospital filings
Gas dilution or washout for determination of lung volumes and, when performed, distribution of ventilation and closing volumes
DALLAS, TX
See all hospitals reporting CPT 94727 →Price type
Med City Spine Hospital’s median price of $527 is 131% above the median hospital's median price ($228), higher than 92% of the 2,110 hospitals reporting CPT 94727. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Last updated: Mar 1, 2026
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