2007 ICD-9-CM Procedure 99.85 Hyperthermia for treatment of cancer 99.85 is a specific code that can be used to specify a procedure 99.85 contains 4 index entries View the full Volume 3 99.* hierarchy 99.85 also known as: Hyperthermia (adjunct therapy) induced by microwave, ultrasound, low energy radio frequency, probes (interstitial), or other means in the treatment of cancer Code also any concurrent chemotherapy or radiation therapy Index entries containing 99.85: Hyperthermia NEC 93.35 for cancer treatment (interstitial) (local) (radiofrequency) (regional) (ultrasound) (whole-body) 99.85 Therapy heat NEC 93.35 for cancer treatment 99.85 hyperthermia NEC 93.35 for cancer treatment 99.85 ultrasound hyperthermia for cancer treatment 99.85