ICD10
ICD-10 Code C69.6: Malignant neoplasm of orbit
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 entries help standardize how diagnoses are organized for coding, reporting, analytics, and documentation. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).
When is it used?
- May be used when a clinician documents malignant neoplasm of orbit in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code may act more like a grouping or parent code, so a more specific child code may be used in final documentation when available.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
- This entry may represent a broader category rather than the most specific billable code.
Code hierarchy
chapter
2Neoplasms (C00-D49)
block
C00-C96Malignant neoplasms
block
C00-C75Malignant neoplasms, stated or presumed to be primary (of specified sites), and certain specified histologies, except neuroendocrine, and of lymphoid, hematopoietic and related tissue
block
C69-C72Malignant neoplasms of eye, brain and other parts of central nervous system
category
C69Malignant neoplasm of eye and adnexa
currentC69
Official coding notes
Inclusion terms
- Malignant neoplasm of connective tissue of orbit
- Malignant neoplasm of extraocular muscle
- Malignant neoplasm of peripheral nerves of orbit
- Malignant neoplasm of retrobulbar tissue
- Malignant neoplasm of retro-ocular tissue
Excludes1 (do not code together)
- malignant neoplasm of orbital bone (C41.0)
Where you may see this code
You may see this entry in coding references, medical records, or claims workflows when a broader diagnosis category is being reviewed before a more specific code is chosen.
Related specialists
OncologistGeneral Physician
Related codes
Sibling codes
C69.0Malignant neoplasm of conjunctivaC69.1Malignant neoplasm of corneaC69.2Malignant neoplasm of retinaC69.3Malignant neoplasm of choroidC69.4Malignant neoplasm of ciliary bodyC69.5Malignant neoplasm of lacrimal gland and ductC69.8Malignant neoplasm of overlapping sites of eye and adnexaC69.9Malignant neoplasm of unspecified site of eye
Mapped diagnoses and classifications
SNOMED_CT 15977471000119105high
Bilateral orbital primary malignant neoplasm
Source: SNOMED International ICD-10 map
SNOMED_CT 699355007high
Leiomyosarcoma of orbit
Source: SNOMED International ICD-10 map
SNOMED_CT 254993006high
Liposarcoma of orbit
Source: SNOMED International ICD-10 map
SNOMED_CT 254996003high
Malignant fibrous histiocytoma of orbit
Source: SNOMED International ICD-10 map
SNOMED_CT 254995004high
Malignant hemangiopericytoma of orbit
Source: SNOMED International ICD-10 map
SNOMED_CT 866072004high
Malignant melanoma of orbit
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy code aligns to an official FY 2026 category. Frontend should resolve to the official category page and surface the billable child codes.
Legacy codes
C69.6
Replacement codes
C69.60 — Malignant neoplasm of unspecified orbitC69.61 — Malignant neoplasm of right orbitC69.62 — Malignant neoplasm of left orbit
Common synonyms
Malignant neoplasm of orbit
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.