ICD10BillableValid for clinical use
ICD-10 Code D44.6: Neoplasm of uncertain behavior of carotid body
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Neoplasms (C00-D49).
When is it used?
- May be used when a clinician documents neoplasm of uncertain behavior of carotid body in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
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.
Code hierarchy
chapter
2Neoplasms (C00-D49)
block
D37-D48Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes
category
D44Neoplasm of uncertain behavior of endocrine glands
currentD44
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
OncologistGeneral Physician
Related codes
D44.0Neoplasm of uncertain behavior of thyroid glandcodeD44.1Neoplasm of uncertain behavior of adrenal glandcategoryD44.2Neoplasm of uncertain behavior of parathyroid glandcodeD44.3Neoplasm of uncertain behavior of pituitary glandcodeD44.4Neoplasm of uncertain behavior of craniopharyngeal ductcodeD44.5Neoplasm of uncertain behavior of pineal glandcodeD44.7Neoplasm of uncertain behavior of aortic body and other paragangliacodeD44.9Neoplasm of uncertain behavior of unspecified endocrine glandcode
Sibling codes
D44.0Neoplasm of uncertain behavior of thyroid glandbillableD44.1Neoplasm of uncertain behavior of adrenal glandD44.2Neoplasm of uncertain behavior of parathyroid glandbillableD44.3Neoplasm of uncertain behavior of pituitary glandbillableD44.4Neoplasm of uncertain behavior of craniopharyngeal ductbillableD44.5Neoplasm of uncertain behavior of pineal glandbillableD44.7Neoplasm of uncertain behavior of aortic body and other paragangliabillableD44.9Neoplasm of uncertain behavior of unspecified endocrine glandbillable
Coverage-related procedures and services
CPT 61800high
APPLICATION OF STEREOTACTIC HEADFRAME FOR STEREOTACTIC RADIOSURGERY (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
CPT 70460high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70450high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITHOUT CONTRAST MATERIAL
Source: CMS coverage guidance
CPT 70470high
COMPUTED TOMOGRAPHY, HEAD OR BRAIN; WITHOUT CONTRAST MATERIAL, FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SECTIONS
Source: CMS coverage guidance
CPT 95940high
CONTINUOUS INTRAOPERATIVE NEUROPHYSIOLOGY MONITORING IN THE OPERATING ROOM, ONE ON ONE MONITORING REQUIRING PERSONAL ATTENDANCE, EACH 15 MINUTES (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
HCPCS G0453high
CONTINUOUS INTRAOPERATIVE NEUROPHYSIOLOGY MONITORING, FROM OUTSIDE THE OPERATING ROOM (REMOTE OR NEARBY), PER PATIENT, (ATTENTION DIRECTED EXCLUSIVELY TO ONE PATIENT) EACH 15 MINUTES (LIST IN ADDITION TO PRIMARY PROCEDURE)
Source: CMS coverage guidance
Mapped diagnoses and classifications
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
D44.6
Common synonyms
Neoplasm of uncertain behavior of carotid body
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.