D72.818 — Other decreased white blood cell count
Is D72.818 billable?
Yes — D72.818 is billable for FY2027. D72.818 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. D72.818 may be submitted for encounters from October 1, 2026 through September 30, 2027.
D72.818 at a glance
| Code | D72.818 |
|---|---|
| Description | Other decreased white blood cell count |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does D72.818 group to?
D72.818 sits in MDC 16 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 814Reticuloendothelial and Immunity Disorders with MCCmedical
- 815Reticuloendothelial and Immunity Disorders with CCmedical
- 816Reticuloendothelial and Immunity Disorders without CC/MCCmedical
How is D72.818 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to D72.818. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Monocytopenia
- Plasmacytopenia
- Leukopenia › basophilic
- Leukopenia › eosinophilic
- Decrease › leukocytes › specified NEC (d)
- Decrease › white blood cell count › specified NEC (d)
Inclusion terms
Alternative wording in documentation that is classified to D72.818.
- Basophilic leukopenia
- Eosinophilic leukopenia
- Monocytopenia
- Other decreased leukocytes
- Plasmacytopenia
Excludes1 — never code together — inherited from D72
The conditions below can never be reported together with D72.818 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from D72.8
The conditions below can never be reported together with D72.818 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- leukemia (C91-C95)
Excludes2 — not included here — inherited from Chapter 3
The conditions below are not part of D72.818, but a patient may have both at the same time. When documentation supports it, D72.818 and the excluded code may both be reported.
- autoimmune disease (systemic) NOS (M35.9)
- certain conditions originating in the perinatal period (P00-P96)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- human immunodeficiency virus [HIV] disease (B20)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Excludes2 — not included here — inherited from D72
The conditions below are not part of D72.818, but a patient may have both at the same time. When documentation supports it, D72.818 and the excluded code may both be reported.
- neutropenia (D70)
Excludes2 — not included here — inherited from D72.81
The conditions below are not part of D72.818, but a patient may have both at the same time. When documentation supports it, D72.818 and the excluded code may both be reported.
- neutropenia (D70)
How long has D72.818 existed?
D72.818 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.