AutoICD API

D84.9

Billable

Immunodeficiency, unspecified

Immunodeficiency, unspecified

Status

Billable / Specific

Block

D80-D89

Parent Code

D84

ICD-11 Mapping

1 equivalent

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Immunocompromised NOS
  • Immunodeficient NOS
  • Immunosuppressed NOS

Includes

Conditions included under this code

  • defects in the complement system
  • immunodeficiency disorders, except human immunodeficiency virus [HIV] disease
  • sarcoidosis

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

Excludes 2

Conditions not included here, but the patient may have both

Related Codes(3)
D84.0

Lymphocyte function antigen-1 [LFA-1] defect

BillableD84.1

Defects in the complement system

BillableD84.8

Other specified immunodeficiencies

ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

4A0ZPrimary immunodeficiencies, unspecifiedequivalentPrimary
Also Known As / Clinical Terms(273)

SNOMED CT

UMLS

Clinical Terms

  • Congenital anomaly of endocrine ovary
  • Adult-onset immunodeficiency
  • FILS (facial dysmorphism, immunodeficiency, livedo, short stature) syndrome
  • Complement factor 3i deficiency
  • immunodeficiencies
  • Primary immune deficiency disorder
  • Immunodeficiency syndromes
  • Hosts, Immunocompromised
  • Nijmegen breakage syndrome
  • Anhidrotic ectodermal dysplasia with immune deficiency due to IKBA gain of function mutation
  • Patients, Immunocompromised
  • Patient immunocompromised
  • Immunodeficiency secondary to neoplasm
  • CMTC - Cutis marmorata telangiectatica congenita
  • Anhidrotic ectodermal dysplasia with immune deficiency due to NFKBIA gain of function mutation
  • Syndromes, Immunological Deficiency
  • Cutis marmorata telangiectasia congenita
  • Centromeric instability, immunodeficiency syndrome
  • Unspecified immunity deficiency
  • IMMUNOL DEFIC SYNDROMES
  • Syndrome, Immunological Deficiency
  • Primary immunodeficiency
  • Van Lohuizen's syndrome
  • immunosuppressed patient
  • Patient, Immunocompromised
  • Anhidrotic ectodermal dysplasia with immune deficiency due to nuclear factor kappa-B inhibitor alpha, gain of function mutation
  • Ovarian dysgenesis
  • immune deficiency disorder
  • Decreased immune function
  • Immunocompromised Patients
  • immunodeficiency disorder
  • Immunocompromised Patient
  • hypoimmunity
  • Host, Immunocompromised
  • Livedo reticularis
  • Disseminated dermatophytosis
  • Deficiency Syndrome, Immunologic
  • DEFIC SYNDROME IMMUNOL
  • immunodeficiency syndrome
  • Immunological Deficiency Syndromes
  • Ovarian dysgenesis with normal chromosomes
  • Factor I deficiency
  • Cutis marmorata telangiectatica congenita
  • Hypohidrotic ectodermal dysplasia with immune deficiency
  • Secondary immune deficiency disorder
  • Immunodeficiency caused by corticosteroid
  • Anhidrotic ectodermal dysplasia with immune deficiency due to IKBKB gain of function mutation
  • Immunodeficient
  • Laron-like syndrome
  • Good's syndrome
  • NBS - Nijmegen breakage syndrome
  • Iatrogenic immunodeficiency-associated lymphoproliferative disorder
  • Immunologic Deficiency Syndromes
  • Anhidrotic ectodermal dysplasia with immunodeficiency
  • Oral hairy leukoplakia associated with immunodeficiency
  • Complete factor I deficiency
  • Deficiency Syndromes, Immunological
  • Immunosuppressed
  • Patient immunocompromised (finding)
  • Laron syndrome with immunodeficiency
  • Deficiency Syndromes, Immunologic
  • Immune deficiency
  • Immunologic Deficiency Syndrome
  • Syndrome, Immunologic Deficiency
  • Immunodeficiency disseminated dermatophytosis
  • Immunosuppressed Hosts
  • Immunological Deficiency Syndrome
  • Age-related immunodeficiency
  • Centromeric instability of chromosomes 1,9 and 16 and immunodeficiency
  • Spondyloepiphyseal dysplasia, retinal dystrophy, immunodeficiency syndrome
  • immunocompromising
  • immunocompromised
  • immunodeficiency disease
  • Hosts, Immunosuppressed
  • Immunosuppressed NOS
  • Disseminated dermatophytosis due to immunodeficiency
  • IMMUNOL DEFIC SYNDROME
  • STAT1 deficiency
  • Immunodeficiency secondary to corticosteroid
  • Deficiency Syndrome, Immunological
  • Immuno-osseous dysplasia
  • Host, Immunosuppressed
  • Immunocompromised Host
  • Pure gonadal dysgenesis
  • Short stature due to STAT5b (signal transducer and activator of transcription 5b) deficiency
  • Oral hairy leucoplakia associated with immunodeficiency
  • Congenital livedo reticularis
  • Immunodeficiency secondary to chemotherapy
  • Secondary immunodeficiency
  • Good syndrome
  • Immunodeficiency disorder (disorder)
  • Immunodeficiency-centromeric instability-facial anomalies syndrome
  • Livedo racemosa
  • Immunocompromised NOS
  • Anhidrotic ectodermal dysplasia with immune deficiency due to IKBA GOF (gain of function) mutation
  • Adenovirus infection in immunocompromised person
  • Lung fibrosis, immunodeficiency, 46,XX gonadal dysgenesis syndrome
  • Immunodeficiency with thymoma
  • Syndromes, Immunologic Deficiency
  • DEFIC SYNDROMES IMMUNOL
  • Patient immunosuppressed
  • Seemanova syndrome II
  • Microcephaly, normal intelligence and immunodeficiency
  • Complement component 3 inactivator deficiency
  • Patient immunosuppressed (finding)
  • Facial dysmorphism, immunodeficiency, livedo, short stature syndrome
  • Immunodeficiency NOS
  • Susceptibility to viral and mycobacterial infection
  • Immunosuppressed Host
  • Congenital immunodeficiency disease
  • Immunodeficiency secondary to trauma
  • Primary immunodeficiency with post-MMR (measles-mumps-rubella) vaccine viral infection
  • Pure gonadal dysgenesis 46,XX
  • Drug-induced immunodeficiency
  • Immunodeficiency with factor I anomaly
  • Immunodeficiency caused by long term therapeutic use of drug
  • Immunosuppression
  • Anhidrotic ectodermal dysplasia with immune deficiency due to IKBKB GOF mutation
  • Immunodeficient NOS
  • host immunocompromised
  • FILS syndrome
  • Primary immunodeficiency with post-measles-mumps-rubella vaccine viral infection
  • Anhidrotic ectodermal dysplasia with immune deficiency
  • Roifman syndrome
  • Signal transducer and activator of transcription 1 deficiency
  • Immunocompromised Hosts
  • immunosuppressed patients
Frequently Asked Questions
What is the ICD-10 code for immunodeficiency, unspecified?

The ICD-10-CM code for immunodeficiency, unspecified is D84.9. The full clinical description is "Immunodeficiency, unspecified". D84.9 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code D84.9 mean?

ICD-10-CM code D84.9 represents “Immunodeficiency, unspecified”. It is classified under Chapter 3: Diseases of the Blood and Blood-Forming Organs and is a billable/specific code that can be used on a claim.

Is D84.9 a billable code?

Yes, D84.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is D84.9 in?

D84.9 is in Chapter 3: Diseases of the Blood and Blood-Forming Organs (codes D50-D89).

What codes cannot be used with D84.9?

D84.9 has Excludes1 notes indicating codes that cannot be used together with it, including: autoimmune disease (systemic) NOS (M35.9); functional disorders of polymorphonuclear neutrophils (D71); human immunodeficiency virus [HIV] disease (B20).

What SNOMED CT codes does D84.9 map to?

D84.9 maps to 41 SNOMED CT concepts: 1264007008, 735536003, 234642007, 703525006, 1354646005, and 36 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for D84.9?

D84.9 is linked to 2 UMLS Concept Unique Identifiers: C0021051, C0085393. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does D84.9 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like immunodeficiency, unspecified affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of D84.9?

D84.9 maps to the ICD-11 code: 4A0Z (Primary immunodeficiencies, unspecified).

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.