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M96.1 vs T84.85XS

M96.1 (Postlaminectomy syndrome, not elsewhere classified) compared with T84.85XS (Stenosis due to internal orthopedic prosthetic devices, implants and grafts, sequela), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Relationship

Informational

Excludes2 relationship

M96.1
Postlaminectomy syndrome, not elsewhere classified
↔
T84.85XS
Stenosis due to internal orthopedic prosthetic devices, implants and grafts, sequela

Distinct conditions — both may be reported.

“complications of internal orthopedic prosthetic devices, implants and grafts (T84.-)”

An Excludes2 note means the excluded condition is not part of the code above it, but a patient can have both. Report both when both are documented.

Source: CMS ICD-10-CM tabular instructional notes

Can these codes be reported together?

Yes, when both are documented. M96.1 carries an Excludes2 note covering T84.85XS: “complications of internal orthopedic prosthetic devices, implants and grafts (T84.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

M96.1Postlaminectomy syndrome, not elsewhere classifiedT84.85XSStenosis due to internal orthopedic prosthetic devices, implants and grafts, sequela
Billing statusBillableBillable
ClassificationM00-M99 — Diseases of the Musculoskeletal System and Connective Tissue (M00-M99)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionPostlaminectomy syndrome, not elsewhere classified is a billable ICD-10-CM diagnosis code (M96.1).Stenosis due to internal orthopedic prosthetic devices, implants and grafts, sequela is a billable ICD-10-CM diagnosis code (T84.85S).
7th character—The appropriate 7th character is to be added to each code from category T84
Use additional code—
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
code(s) to identify the specified condition resulting from the complication
code to identify devices involved and details of circumstances (Y62-Y82)
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources