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81370 Hla i & ii typing lr

What 81370 is

CMS fee schedule short descriptor: Hla i & ii typing lr.

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 81370 (CY2026)

This code has no Physician Fee Schedule rate: Statutory exclusion - not payable under the Physician Fee Schedule. It may be paid under a different fee schedule (clinical laboratory, DMEPOS, anesthesia) or not paid at all - check the relevant CMS schedule.

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Medically Unlikely Edit (MUE)

Medicare caps 81370 at 1 unit per date of service for practitioner claims (MAI 2 - date of service edit (absolute): units above the MUE never pay), rationale: CMS Policy. Units above the cap are denied unless the edit's adjudication rules allow an appeal with documentation.

Billed with 81370? These codes are bundled into it

81370 is a Column 1 code in 128 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 codeShort descriptionModifier indicator
0068U1 - modifier may bypassCheck pair
0112U1 - modifier may bypassCheck pair
0115U1 - modifier may bypassCheck pair
0202U1 - modifier may bypassCheck pair
0330U1 - modifier may bypassCheck pair
0429U1 - modifier may bypassCheck pair
80503Path clin consltj sf 5-201 - modifier may bypassCheck pair
80504Path clin consltj mod 21-401 - modifier may bypassCheck pair
80505Path clin consltj high 41-601 - modifier may bypassCheck pair
80506Path clin consltj prolng svc1 - modifier may bypassCheck pair
81371Hla i & ii type verify lr0 - no modifier bypassCheck pair
81372Hla i typing complete lr0 - no modifier bypassCheck pair
81373Hla i typing 1 locus lr0 - no modifier bypassCheck pair
81374Hla i typing 1 antigen lr0 - no modifier bypassCheck pair
81375Hla ii typing ag equiv lr0 - no modifier bypassCheck pair
81376Hla ii typing 1 locus lr1 - modifier may bypassCheck pair
81377Hla ii type 1 ag equiv lr1 - modifier may bypassCheck pair
81513Nfct ds bv rna vag flu alg1 - modifier may bypassCheck pair
84311Spectrophotometry1 - modifier may bypassCheck pair
86812Hla typing a b or c0 - no modifier bypassCheck pair
86813Hla typing a b or c0 - no modifier bypassCheck pair
86816Hla typing dr/dq0 - no modifier bypassCheck pair
86817Hla typing dr/dq0 - no modifier bypassCheck pair
87140Culture type immunofluoresc1 - modifier may bypassCheck pair
87143Culture typing glc/hplc1 - modifier may bypassCheck pair
87147Culture type immunologic1 - modifier may bypassCheck pair
87149Dna/rna direct probe1 - modifier may bypassCheck pair
87150Dna/rna amplified probe1 - modifier may bypassCheck pair
87152Culture type pulse field gel1 - modifier may bypassCheck pair
87153Dna/rna sequencing1 - modifier may bypassCheck pair

Showing 30 of 128 column 2 codes. Use the pair checker for any specific combination.

81370 is bundled into these codes

81370 appears as a Column 2 code in 61 active edits. Reported with one of these Column 1 codes on the same date of service, 81370 is the code that denies.

Column 1 codeShort descriptionModifier indicator
0001U1Check pair
0004M1Check pair
0005U1Check pair
0006M1Check pair
0007M1Check pair
0008U1Check pair
0010U1Check pair
0011M1Check pair
0012M1Check pair
0013M1Check pair
0016M1Check pair
0018U1Check pair
0019U1Check pair
0022U1Check pair
0023U1Check 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.