CPT Code changes - Quest Diagnostics

Infliximab Level and Anti-drug Antibody for IBD. 83520, 80299. 83520, 80230. 36312. Infliximab Level and Anti-drug Antibody for Rheumatic Diseases. ... Thank you very much for using Quest Diagnostics for your laboratory testing needs. Sincerely, (optional) Director of Laboratory Operations (optional) Author: netadmin Created Date: 10/29/2019 08 ... ................
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