`95940` Ionm in operatng room 15 min

What 95940 is

CMS fee schedule short descriptor: Ionm in operatng room 15 min.

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 95940 (CY2026)

	Work RVU	Practice expense RVU	Malpractice RVU	Total	Medicare rate
Non-facility (office)	0.60	0.17	0.03	0.80	$26.72
Facility (hospital, ASC)	0.60	0.17	0.03	0.80	$26.72

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: Active - payable under the Physician Fee Schedule. Global period: Global concept does not apply.

Medically Unlikely Edit (MUE)

Medicare caps 95940 at 32 units 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: Clinical: Data. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 95940? These codes are bundled into it

95940 is a Column 1 code in 7 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
`36591`	Draw blood off venous device	0 - no modifier bypass	Check pair
`36592`	Collect blood from picc	0 - no modifier bypass	Check pair
`95872`	Ndl emg single fiber eltrd	1 - modifier may bypass	Check pair
`95875`	Limb exercise test	1 - modifier may bypass	Check pair
`95941`	Ionm remote/>1 pt or per hr	1 - modifier may bypass	Check pair
`96523`	Irrig drug delivery device	0 - no modifier bypass	Check pair
`G0453`	Cont intraop neuro monitor	1 - modifier may bypass	Check pair

95940 is bundled into these codes

95940 appears as a Column 2 code in 737 active edits. Reported with one of these Column 1 codes on the same date of service, 95940 is the code that denies.

Column 1 code	Short description
`00104`	Anes electroconvulsive ther	Check pair
`00210`	Anes intracranial px nos	Check pair
`00211`	Anes icr px crnec/crnot hmtm	Check pair
`00212`	Anes icr px subdural taps	Check pair
`00214`	Anes icr px burr holes	Check pair
`00215`	Anes icr px crnop/elvtn fx	Check pair
`00216`	Anes icr px vascular px	Check pair
`00218`	Anes icr px in sitting pos	Check pair
`00220`	Anes icr px csf shunting px	Check pair
`00222`	Anes icr px ecoag icr nrv	Check pair
`00300`	Anes all px integ h/n/ptrunk	Check pair
`00400`	Anes integumentary sys nos	Check pair
`00600`	Anes px crv spine&cord nos	Check pair
`00604`	Anes px crv spn&cord sitting	Check pair
`00620`	Anes px thrc spine&cord nos	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.