M32.12 is the authoritative medical code for Pericarditis in systemic lupus erythematosus. This classification is used in medical billing and clinical recording to specify the clinical criteria for pericarditis in systemic lupus erythematosus (ICD-10-CM M32.12), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Pericarditis in systemic lupus erythematosus is a billable ICD-10-CM diagnosis code M32.12. Includes: autoimmune disease NOS; collagen vascular disease NOS; systemic autoimmune disease; systemic collagen vascular disease. Inclusion terms: Lupus pericarditis. Excludes1 (not coded here): lupus erythematosus discoid NOS L93.0; autoimmune disease, single organ or single cell-type -code to relevant condition category.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M32.12 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- autoimmune disease NOS
- collagen vascular disease NOS
- systemic autoimmune disease
- systemic collagen vascular disease
Inclusion Terms
Alternative terms the tabular list files under this code.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- lupus erythematosus discoid NOS L93.0
- autoimmune disease, single organ or single cell-type -code to relevant condition category
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with M32.12?
Per official ICD-10-CM Excludes1 instructions, M32.12 must not be reported together with: lupus erythematosus (discoid) (NOS) (L93.0); autoimmune disease, single organ or single cell-type -code to relevant condition category.
What conditions are included under M32.12?
Pericarditis in systemic lupus erythematosus includes: Lupus pericarditis.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to M32.12 in its code family, with their registry titles.
- M32 — Systemic lupus erythematosus (SLE)
- M32.0 — Drug-induced systemic lupus erythematosus
- M32.1 — Systemic lupus erythematosus with organ or system involvement
- M32.10 — Systemic lupus erythematosus, organ or system involvement unspecified
- M32.11 — Endocarditis in systemic lupus erythematosus
- M32.13 — Lung involvement in systemic lupus erythematosus
- M32.14 — Glomerular disease in systemic lupus erythematosus
- M32.15 — Tubulo-interstitial nephropathy in systemic lupus erythematosus
- M32.19 — Other organ or system involvement in systemic lupus erythematosus
- M32.8 — Other forms of systemic lupus erythematosus
View all 11 codes in the M32 family
Indexed Clinical Terms (2)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Lupus, erythematosus (discoid) (local), systemic, with organ or system involvement, pericarditis
- Pericarditis (with decompensation) (with effusion), in systemic lupus erythematosus