ICD-10-CM > M00-M99 > M65-M67 > M65 > M65.2 > M65.22 M65.22 Calcific tendinitis, upper arm Non-Billable/Non-Specific Codes M65.221Calcific tendinitis, right upper armM65.222Calcific tendinitis, left upper armM65.229Calcific tendinitis, unspecified upper arm