ICD10BillableValid for clinical use
ICD-10 Code D44.3: Neoplasm of uncertain behavior of pituitary gland
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 pituitary gland 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
Official coding notes
Applicable to
- code to identify any functional activity.
Use additional code
- code to identify any functional activity.
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 glandcodeD44.4Neoplasm of uncertain behavior of craniopharyngeal ductcodeD44.5Neoplasm of uncertain behavior of pineal glandcodeD44.6Neoplasm of uncertain behavior of carotid bodycodeD44.7Neoplasm 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 glandbillableD44.4Neoplasm of uncertain behavior of craniopharyngeal ductbillableD44.5Neoplasm of uncertain behavior of pineal glandbillableD44.6Neoplasm of uncertain behavior of carotid bodybillableD44.7Neoplasm of uncertain behavior of aortic body and other paragangliabillableD44.9Neoplasm of uncertain behavior of unspecified endocrine glandbillable
Coverage-related procedures and services
CPT 92083high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; EXTENDED EXAMINATION (EG, GOLDMANN VISUAL FIELDS WITH AT LEAST 3 ISOPTERS PLOTTED AND STATIC DETERMINATION WITHIN THE CENTRAL 30 DEG, OR QUANTITATIVE, AUTOMATED THRESHOLD PERIMETRY, OCTOPUS PROGRAM G-1, 32 OR 42, HUMPHREY VISUAL FIELD ANALYZER FULL THRESHOLD PROGRAMS 30-2, 24-2, OR 30/60-2)
Source: CMS coverage guidance
CPT 92082high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; INTERMEDIATE EXAMINATION (EG, AT LEAST 2 ISOPTERS ON GOLDMANN PERIMETER, OR SEMIQUANTITATIVE, AUTOMATED SUPRATHRESHOLD SCREENING PROGRAM, HUMPHREY SUPRATHRESHOLD AUTOMATIC DIAGNOSTIC TEST, OCTOPUS PROGRAM 33)
Source: CMS coverage guidance
CPT 92081high
VISUAL FIELD EXAMINATION, UNILATERAL OR BILATERAL, WITH INTERPRETATION AND REPORT; LIMITED EXAMINATION (EG, TANGENT SCREEN, AUTOPLOT, ARC PERIMETER, OR SINGLE STIMULUS LEVEL AUTOMATED TEST, SUCH AS OCTOPUS 3 OR 7 EQUIVALENT)
Source: CMS coverage guidance
CPT 77525high
PROTON TREATMENT DELIVERY; COMPLEX
Source: CMS coverage guidance
CPT 77523high
PROTON TREATMENT DELIVERY; INTERMEDIATE
Source: CMS coverage guidance
CPT 77522high
PROTON TREATMENT DELIVERY; SIMPLE, WITH COMPENSATION
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 448148000high
Functioning pituitary neoplasm
Source: SNOMED International ICD-10 map
SNOMED_CT 448563005high
Functionless pituitary neoplasm
Source: SNOMED International ICD-10 map
SNOMED_CT 237721006high
Neoplasm of pituitary and suprasellar region
Source: SNOMED International ICD-10 map
SNOMED_CT 127024001high
Neoplasm of pituitary gland
Source: SNOMED International ICD-10 map
SNOMED_CT 95004009high
Neoplasm of uncertain behavior of pituitary gland
Source: SNOMED International ICD-10 map
SNOMED_CT 788757008high
Pituicytoma of posterior pituitary gland
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
D44.3
Common synonyms
Neoplasm of uncertain behavior of pituitary gland
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.