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
TRASTUZUMAB 600 MG-HYALURONIDASE-OYSK 10,000 UNIT/5 ML SUBCUT SOLUTION
St. Louis, MO
See all hospitals reporting HCPCS J9356 →Price type
Barnes Jewish Hospital’s median price of $10.4k is 11244% above the median hospital's median price ($92), higher than 96% of the 1,387 hospitals reporting HCPCS J9356. The highlighted bar is where this hospital falls; shaded is the middle 50% of hospitals.
Last updated: Dec 15, 2025
See Trastuzumab with hyaluronidase injection, per 10 mg pricing across every hospital in the network reporting it, or ask Claude or any MCP client directly — see how to connect.