`77600` Hyperthermia ext gen supfc

What 77600 is

CMS fee schedule short descriptor: Hyperthermia ext gen supfc.

Full CPT long descriptions are licensed by the American Medical Association and are not published on this site; the short descriptor above is the one CMS prints in its own fee schedule file. See About CPT.

Medicare payment for 77600 (CY2026)

	Work RVU	Practice expense RVU	Malpractice RVU	Total	Medicare rate
Non-facility (office)	1.28	15.00	0.13	16.41	$548.11
Facility (hospital, ASC)	1.28	15.00	0.13	16.41	$548.11

National rates: total RVUs x the CY2026 conversion factor of 33.4009 (non-QP), before geographic adjustment. Actual Medicare payment is 80% of the rate shown after the deductible; the patient or secondary payer owes the 20% coinsurance.

Adjust for a Medicare locality:

Status: Restricted coverage - payable only in specific circumstances. Global period: Global concept does not apply.

Medically Unlikely Edit (MUE)

Medicare caps 77600 at 1 unit per date of service for practitioner claims (MAI 3 - date of service edit (clinical): units above the MUE may pay with documentation on appeal), rationale: Nature of Service/Procedure. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 77600? These codes are bundled into it

77600 is a Column 1 code in 248 active NCCI PTP edits. When one of these Column 2 codes is reported on the same date of service, it is denied as bundled - unless the edit's modifier indicator is 1 and documentation supports a distinct service with an NCCI-associated modifier.

Column 2 code	Short description	Modifier indicator
`0552T`	Low-level laser therapy	1 - modifier may bypass	Check pair
`0591T`	Hlth&wb coaching indiv 1st	1 - modifier may bypass	Check pair
`0592T`	Hlth&wb coaching indiv f-up	1 - modifier may bypass	Check pair
`0593T`	Hlth&wb coaching group	1 - modifier may bypass	Check pair
`0596T`	Temp fml iu vlv-pmp 1st insj	0 - no modifier bypass	Check pair
`0597T`	Temp fml iu valve-pmp rplcmt	0 - no modifier bypass	Check pair
`0903T`	Ecg alg 12 lead reduced i&r	1 - modifier may bypass	Check pair
`0904T`	Ecg alg 12 ld rdcd trcg only	1 - modifier may bypass	Check pair
`0905T`	Ecg alg 12 ld rdcd i&r only	1 - modifier may bypass	Check pair
`11920`	Correct skin color 6.0 cm/<	0 - no modifier bypass	Check pair
`11921`	Correct skn color 6.1-20.0cm	0 - no modifier bypass	Check pair
`16000`	Initial treatment of burn(s)	0 - no modifier bypass	Check pair
`16020`	Dress/debrid p-thick burn s	0 - no modifier bypass	Check pair
`16025`	Dress/debrid p-thick burn m	0 - no modifier bypass	Check pair
`16030`	Dress/debrid p-thick burn l	0 - no modifier bypass	Check pair
`36000`	Place needle in vein	1 - modifier may bypass	Check pair
`36410`	Vnpnxr 3yr/> phy/qhp dx/ther	1 - modifier may bypass	Check pair
`36425`	Venipuncture cutdown 1 yr/>	0 - no modifier bypass	Check pair
`36591`	Draw blood off venous device	0 - no modifier bypass	Check pair
`36592`	Collect blood from picc	0 - no modifier bypass	Check pair
`51701`	Insert bladder catheter	0 - no modifier bypass	Check pair
`51702`	Insert temp bladder cath	0 - no modifier bypass	Check pair
`51703`	Insert bladder cath complex	0 - no modifier bypass	Check pair
`77261`	Ther radiology tx plng smpl	1 - modifier may bypass	Check pair
`77262`	Ther radiology tx plng intrm	1 - modifier may bypass	Check pair
`77263`	Ther radiology tx plng cplx	1 - modifier may bypass	Check pair
`77300`	Radiation therapy dose plan	1 - modifier may bypass	Check pair
`77331`	Special radiation dosimetry	1 - modifier may bypass	Check pair
`77332`	Radiation treatment aid(s)	1 - modifier may bypass	Check pair
`77333`	Radiation treatment aid(s)	1 - modifier may bypass	Check pair

Showing 30 of 248 column 2 codes. Use the pair checker for any specific combination.

77600 is bundled into these codes

77600 appears as a Column 2 code in 6 active edits. Reported with one of these Column 1 codes on the same date of service, 77600 is the code that denies.

Column 1 code	Short description	Modifier indicator
`0739T`	Abltj mal prst8 mag fld ndct	0	Check pair
`32701`	Thorax stereo rad targetw/tx	0	Check pair
`36823`	Insertion of cannula(s)	1	Check pair
`55881`	Ablt trurl prst8 tis thrm us	0	Check pair
`55882`	Ablt trurl prst8 tis trnsdcr	0	Check pair
`77605`	Hyperthermia ext gen deep	0	Check pair

Data: CMS CY2026 Physician Fee Schedule RVU file (October release, RVU26D) and Medicare NCCI PTP practitioner edits v32.3 (2026 Q4). Verify against the official files before billing or contracting decisions.