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
HC PROTEIN S TOTAL ANTIGEN
Helena, MT
See all hospitals reporting CPT 85305 →Price type
St. Peter's Health’s median price of $76 is 300% above the median hospital's median price ($19), higher than 84% of the 2,309 hospitals reporting CPT 85305. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Last updated: Mar 16, 2026
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