C16.9
BillableMalignant neoplasm of stomach, unspecified
Malignant neoplasm of stomach, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Gastric cancer NOS
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •gastrointestinal stromal tumorsA-)C49
- malignant carcinoid tumor of the stomach (C7A.092)
Use Additional Code
Additional codes that should follow this code
- code to identify:
- •alcohol abuse and dependenceF10
Related Codes(8)
C16.0Malignant neoplasm of cardia
C16.1Malignant neoplasm of fundus of stomach
C16.2Malignant neoplasm of body of stomach
C16.3Malignant neoplasm of pyloric antrum
C16.4Malignant neoplasm of pylorus
C16.5Malignant neoplasm of lesser curvature of stomach, unsp
C16.6Malignant neoplasm of greater curvature of stomach, unsp
C16.8Malignant neoplasm of overlapping sites of stomach
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(154)
SNOMED CT
- Gastric polyp78809005
- Polyp of stomach78809005
- Gastric polyposis87252009
- Gastritis polyposa87252009
- Multiple gastric polyps87252009
- EGC - Early gastric cancer276809004
- Early gastric cancer276809004
- LGC - Late gastric cancer276810009
- Late gastric cancer276810009
- Local recurrence of malignant neoplasm of stomach314961003
- Local recurrence of malignant tumor of stomach314961003
- Local recurrence of malignant tumour of stomach314961003
- Cancer of stomach363349007
- Gastric cancer363349007
- Malignant neoplasm of stomach363349007
- Malignant tumor of stomach363349007
- Malignant tumour of stomach363349007
- Primary malignant neoplasm of stomach372014001
- Carcinoma of stomach372143007
- Gastric carcinoma372143007
- Adenocarcinoma of stomach408647009
- Cancer of stomach, adenocarcinoma408647009
- Leiomyosarcoma of stomach447785000
- Carcinoma of stomach due to Epstein-Barr virus disease716586009
- Epstein-Barr virus associated gastric carcinoma716586009
- Gastric carcinoma due to Epstein-Barr virus disease716586009
- E-cadherin-associated hereditary gastric cancer716859000
- Familial diffuse gastric cancer716859000
- Hereditary diffuse carcinoma of stomach716859000
- Hereditary diffuse gastric cancer716859000
- Linitis plastica of stomach721629005
- Primary malignant mesenchymal neoplasm of stomach721643000
- Undifferentiated carcinoma of stomach766757006
- Undifferentiated gastric carcinoma766757006
- Gastric squamous cell carcinoma766980008
- Squamous cell carcinoma of stomach766980008
- Familial fundic gland polyposis with gastric cancer771474005
- GAPPS - gastric adenocarcinoma and proximal polyposis of stomach771474005
- Gastric adenocarcinoma and proximal polyposis of stomach771474005
- HER2-positive gastric cancer878807001
- Human epidermal growth factor 2 positive gastric cancer878807001
- Primary carcinoma of stomach1259541008
- Primary gastric carcinoma1259541008
- Primary HER2-positive gastric cancer1259803007
- Primary human epidermal growth factor 2 positive gastric cancer1259803007
- Primary undifferentiated carcinoma of stomach1268396008
- Primary carcinoma of stomach due to Epstein-Barr virus disease1268488004
- Primary gastric squamous cell carcinoma1268634001
- Primary squamous cell carcinoma of stomach1268634001
- Primary linitis plastica of stomach1268900000
- Metastasis from gastroesophageal adenocarcinoma459371000124108
- Metastatic gastroesophageal adenocarcinoma459371000124108
UMLS
- Cancer of StomachC0024623
- Cancer of stomachC0024623
- Cancer of the StomachC0024623
- Cancer, GastricC0024623
- Cancer, StomachC0024623
- Cancers, GastricC0024623
- Cancers, StomachC0024623
- GASTRIC CANCERC0024623
- Gastric CancerC0024623
- Gastric CancersC0024623
- Gastric cancerC0024623
- Gastric cancer NOSC0024623
- Gastric malignancyC0024623
- Malignant Gastric NeoplasmC0024623
- Malignant Gastric TumorC0024623
- Malignant Neoplasm of StomachC0024623
- Malignant Neoplasm of the StomachC0024623
- Malignant Tumor of StomachC0024623
- Malignant Tumor of the StomachC0024623
- Malignant neoplasm of stomachC0024623
- Malignant neoplasm of stomach (disorder)C0024623
- Malignant neoplasm of stomach, unspecifiedC0024623
- Malignant tumor of stomachC0024623
- Malignant tumour of stomachC0024623
- Stomach CancerC0024623
- Stomach CancersC0024623
- Stomach cancerC0024623
- cancer of stomachC0024623
- cancer of the stomachC0024623
- gastric cancerC0024623
- gastric cancersC0024623
- malignant neoplasm of stomachC0024623
- stomach caC0024623
- stomach cancerC0024623
- stomach cancersC0024623
Clinical Terms
- Metastasis from gastroesophageal adenocarcinoma
- Gastric cancer NOS
- Malignant Tumor of the Stomach
- GAPPS - gastric adenocarcinoma and proximal polyposis of stomach
- Cancer, Stomach
- Hereditary diffuse gastric cancer
- Malignant tumour of stomach
- Familial diffuse gastric cancer
- Early gastric cancer
- Local recurrence of malignant neoplasm of stomach
- Local recurrence of malignant tumor of stomach
- Polyp of stomach
- Hereditary diffuse carcinoma of stomach
- Stomach Cancer
- Gastric adenocarcinoma and proximal polyposis of stomach
- Gastric Cancers
- Gastritis polyposa
- E-cadherin-associated hereditary gastric cancer
- Primary human epidermal growth factor 2 positive gastric cancer
- Malignant tumor of stomach
- Leiomyosarcoma of stomach
- Human epidermal growth factor 2 positive gastric cancer
- Squamous cell carcinoma of stomach
- Familial fundic gland polyposis with gastric cancer
- Gastric squamous cell carcinoma
- Late gastric cancer
- Multiple gastric polyps
- LGC - Late gastric cancer
- Epstein-Barr virus associated gastric carcinoma
- Gastric malignancy
- Malignant Gastric Neoplasm
- Gastric carcinoma
- Malignant neoplasm of stomach (disorder)
- Malignant Neoplasm of the Stomach
- HER2-positive gastric cancer
- Primary malignant mesenchymal neoplasm of stomach
- Cancer of stomach
- Gastric Cancer
- Primary carcinoma of stomach
- Malignant Gastric Tumor
- Cancer of stomach, adenocarcinoma
- Primary gastric carcinoma
- Cancer, Gastric
- stomach ca
- Cancers, Stomach
- Linitis plastica of stomach
- Gastric polyposis
- Gastric carcinoma due to Epstein-Barr virus disease
- Undifferentiated carcinoma of stomach
- Gastric polyp
- Primary malignant neoplasm of stomach
- EGC - Early gastric cancer
- Carcinoma of stomach
- Cancers, Gastric
- cancer of the stomach
- Adenocarcinoma of stomach
- Primary HER2-positive gastric cancer
- stomach cancers
- Primary squamous cell carcinoma of stomach
- Carcinoma of stomach due to Epstein-Barr virus disease
- Primary linitis plastica of stomach
- Undifferentiated gastric carcinoma
- Metastatic gastroesophageal adenocarcinoma
- Primary undifferentiated carcinoma of stomach
- Primary gastric squamous cell carcinoma
- Local recurrence of malignant tumour of stomach
- Primary carcinoma of stomach due to Epstein-Barr virus disease
Frequently Asked Questions
What is the ICD-10 code for malignant neoplasm of stomach, unspecified?
The ICD-10-CM code for malignant neoplasm of stomach, unspecified is C16.9. The full clinical description is "Malignant neoplasm of stomach, unspecified". C16.9 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code C16.9 mean?
ICD-10-CM code C16.9 represents “Malignant neoplasm of stomach, unspecified”. It is classified under Chapter 2: Neoplasms and is a billable/specific code that can be used on a claim.
Is C16.9 a billable code?
Yes, C16.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is C16.9 in?
C16.9 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C16.9?
C16.9 has Excludes1 notes indicating codes that cannot be used together with it, including: Kaposi's sarcoma of gastrointestinal sites (C46.4).
Are additional codes required with C16.9?
Yes, when using C16.9, also report: ; alcohol abuse and dependence (F10.-).
What SNOMED CT codes does C16.9 map to?
C16.9 maps to 25 SNOMED CT concepts: 408647009, 363349007, 372143007, 716586009, 716859000, and 20 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for C16.9?
C16.9 is linked to 1 UMLS Concept Unique Identifier: C0024623. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C16.9 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like malignant neoplasm of stomach, unspecified affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C16.9?
C16.9 maps to the ICD-11 code: 2B72.Z (Malignant neoplasms of stomach, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.