90483 Imm cnsl not admn sm>10<20
What 90483 is
CMS fee schedule short descriptor: Imm cnsl not admn sm>10<20.
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 90483 (CY2026)
| Work RVU | Practice expense RVU | Malpractice RVU | Total | Medicare rate | |
|---|---|---|---|---|---|
| Non-facility (office) | 0.50 | 0.31 | 0.04 | 0.85 | $28.39 |
| Facility (hospital, ASC) | 0.50 | 0.12 | 0.04 | 0.66 | $22.04 |
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.
Status: Not valid for Medicare purposes. Global period: Global concept does not apply.
Medically Unlikely Edit (MUE)
Medicare caps 90483 at 1 unit per date of service for practitioner claims (MAI 2 - date of service edit (absolute): units above the MUE never pay), rationale: Code Descriptor / CPT Instruction. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.
NCCI edits
No active practitioner PTP edit in the 2026 Q4 table lists this code as a column 1 or column 2 code. Check a specific pair in the NCCI pair checker.
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.