ICD-10/D47.Z1

D47.Z1 ICD 2026 Code: Post-transplant lymphoproliferative disorder PTLD

D47.Z1 is the authoritative medical code for Post-transplant lymphoproliferative disorder PTLD. This classification is used in medical billing and clinical recording to specify the clinical criteria for post-transplant lymphoproliferative disorder ptld (ICD-10-CM D47.Z1), 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

Post-transplant lymphoproliferative disorder PTLD is a billable ICD-10-CM diagnosis code D47.Z1. Excludes1 (not coded here): neoplasms of unspecified behavior D49.-. Code first: complications of transplanted organs and tissue T86.-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for D47.Z1 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • neoplasms of unspecified behavior D49.-

Code First

Underlying conditions that must be sequenced before this code.

  • complications of transplanted organs and tissue T86.-

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with D47.Z1?

Per Excludes1 instructions, D47.Z1 must not be reported with: neoplasms of unspecified behavior (D49.-).

Does D47.Z1 need to be sequenced after another code?

Yes. Code first: complications of transplanted organs and tissue (T86.-).

Codes in This Family (13)

Official ICD-10-CM classifications in the same code family as D47.Z1, with their registry titles.

  • D47 — Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue
  • D47.0 — Mast cell neoplasms of uncertain behavior
  • D47.01 — Cutaneous mastocytosis
  • D47.02 — Systemic mastocytosis
  • D47.09 — Other mast cell neoplasms of uncertain behavior
  • D47.1 — Chronic myeloproliferative disease
  • D47.2 — Monoclonal gammopathy
  • D47.3 — Essential (hemorrhagic) thrombocythemia
  • D47.4 — Osteomyelofibrosis
  • D47.9 — Neoplasm of uncertain behavior of lymphoid, hematopoietic and related tissue, unspecified
  • D47.Z — Other specified neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue
  • D47.Z2 — Castleman disease
  • D47.Z9 — Other specified neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue

Indexed Clinical Terms (3)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Complication (s) (from) (of), transplant, post-transplant lymphoproliferative disorder (PTLD)
  • Disorder (of), lymphoproliferative, post-transplant (PTLD)
  • Disorder (of), post-transplant lymphoproliferative

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

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