Does D89.810 require prior authorization?

No, D89.810 does not require prior authorization (high confidence). Code is covered without prior authorization.

`D89.810` — Acute graft-versus-host disease

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

Medical records must document the basis for each diagnosis and that diagnoses follow recognized standards (eg, American College of Rheumatology guidelines).
Medical records must include patient weight when needed to determine appropriate dosing.
Medical records must document evaluation for latent tuberculosis infection with a medical evaluation and TB test, and initiation of latent TB treatment prior to infliximab when indicated.
Medical records must document disease‑specific relevant symptoms and signs that are being treated and monitored to assess response to treatment.

Infliximab and its FDA‑approved biosimilars are covered when administered in accordance with the FDA‑approved label or recognized compendia for labeled and off‑label uses.
Covered for Crohn's disease when medical records document disease‑specific signs/symptoms (eg, abdominal pain, diarrhea, fistulae) and dosing per label or compendia; retreatment is covered if prior initial treatment produced reduction in clinical signs and symptoms.
Covered for rheumatoid arthritis when prescribed per label/compendia and medical record documents concomitant methotrexate use or a documented contraindication to methotrexate.
Covered for plaque psoriasis when documentation shows chronic, severe, extensive, or disabling disease (eg, percent BSA, PASI, or PDI) and the patient will have close physician follow‑up and monitoring.
Claims for pyoderma gangrenosum with coexisting inflammatory bowel disease are covered when the claim includes both primary and secondary ICD‑10‑CM diagnosis codes documenting pyoderma gangrenosum and IBD.
Coverage and medical necessity determinations for flow cytometry are governed by Local Coverage Determination L34513.

L39044 — MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

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A58761 — Billing and Coding: MolDX: Molecular Syndromic Panels for Infectious Disease Pathogen Identification Testing

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A59105 — Billing and Coding: Off-Label Use of Intravenous Immune Globulin (IVIG)

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L37535 — Vitamin D Assay Testing

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Ask Verity about documentation requirements, denial risks, or coverage in your state.