C93: Monocytic leukemia
Codes under C93 (Monocytic leukemia). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| C93.0 | Acute monoblastic/monocytic leukemia | — |
| C93.0 | Acute monoblastic/monocytic leukemia | — |
| C93.00 | Acute monoblastic/monocytic leukemia, not having achieved remission | ✓ |
| C93.00 | Acute monoblastic/monocytic leukemia, not having achieved remission | ✓ |
| C93.01 | Acute monoblastic/monocytic leukemia, in remission | ✓ |
| C93.01 | Acute monoblastic/monocytic leukemia, in remission | ✓ |
| C93.1 | Chronic myelomonocytic leukemia | — |
| C93.1 | Chronic myelomonocytic leukemia | — |
| C93.02 | Acute monoblastic/monocytic leukemia, in relapse | ✓ |
| C93.02 | Acute monoblastic/monocytic leukemia, in relapse | ✓ |
| C93.3 | Juvenile myelomonocytic leukemia | — |
| C93.3 | Juvenile myelomonocytic leukemia | — |
| C93.9 | Monocytic leukemia, unspecified | — |
| C93.9 | Monocytic leukemia, unspecified | — |
| C93.10 | Chronic myelomonocytic leukemia not having achieved remission | ✓ |
| C93.10 | Chronic myelomonocytic leukemia not having achieved remission | ✓ |
| C93.11 | Chronic myelomonocytic leukemia, in remission | ✓ |
| C93.11 | Chronic myelomonocytic leukemia, in remission | ✓ |
| C93.12 | Chronic myelomonocytic leukemia, in relapse | ✓ |
| C93.12 | Chronic myelomonocytic leukemia, in relapse | ✓ |
| C93.30 | Juvenile myelomonocytic leukemia, not having achieved remission | ✓ |
| C93.30 | Juvenile myelomonocytic leukemia, not having achieved remission | ✓ |
| C93.31 | Juvenile myelomonocytic leukemia, in remission | ✓ |
| C93.31 | Juvenile myelomonocytic leukemia, in remission | ✓ |
| C93.32 | Juvenile myelomonocytic leukemia, in relapse | ✓ |
| C93.32 | Juvenile myelomonocytic leukemia, in relapse | ✓ |
| C93.90 | Monocytic leukemia, unspecified, not having achieved remission | ✓ |
| C93.90 | Monocytic leukemia, unspecified, not having achieved remission | ✓ |
| C93.91 | Monocytic leukemia, unspecified in remission | ✓ |
| C93.91 | Monocytic leukemia, unspecified in remission | ✓ |
| C93.92 | Monocytic leukemia, unspecified in relapse | ✓ |
| C93.92 | Monocytic leukemia, unspecified in relapse | ✓ |
| C93.Z | Other monocytic leukemia | — |
| C93.Z | Other monocytic leukemia | — |
| C93.Z0 | Other monocytic leukemia, not having achieved remission | ✓ |
| C93.Z0 | Other monocytic leukemia, not having achieved remission | ✓ |
| C93.Z1 | Other monocytic leukemia, in remission | ✓ |
| C93.Z1 | Other monocytic leukemia, in remission | ✓ |
| C93.Z2 | Other monocytic leukemia, in relapse | ✓ |
| C93.Z2 | Other monocytic leukemia, in relapse | ✓ |
Frequently asked questions
What is ICD-10-CM code C93?
C93 is an ICD-10-CM category covering Monocytic leukemia. It contains 40 more specific diagnosis codes, 30 of which are billable.
Is C93 a billable code?
No — C93 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example C93.0 — Acute monoblastic/monocytic leukemia). 30 of the 40 codes under C93 are billable.
What codes fall under C93?
C93 includes C93.0, C93.0, C93.00, C93.00, C93.01, plus 35 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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