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
Immunoassay Tumor Antigen Ca 15-3
Boston, MA
See all hospitals reporting CPT 86300 →Price type
Massachusetts General Hospital’s median price of $196 is 478% above the median hospital's median price ($34), higher than 95% of the 2,435 hospitals reporting CPT 86300. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Last updated: Mar 27, 2026
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