Home > 2012 ICD-9-CM Diagnosis Codes > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Nutritional Deficiencies 260-269 > Thiamine and niacin deficiency states 265-
2012 ICD-9-CM Diagnosis Code 265.1
Other and unspecified manifestations of thiamine deficiency
- Short description: Thiamine defic NEC/NOS.
- ICD-9-CM 265.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
- You are viewing the 2012 version of ICD-9-CM 265.1.
- More recent version(s) of ICD-9-CM 265.1: 2013.
265.1 Alternative Terminology
- Chastek paralysis
- Inadequate dietary intake of thiamine
- Thiamin deficiency
- Thiamine and niacin deficiency states
- Wernicke's disease
Applies To
- Other vitamin B1 deficiency states
Convert 265.1 to ICD-10-CM 
ICD-9-CM Volume 2 Index entries containing back-references to 265.1:
- Aneurin deficiency 265.1
- Avitaminosis (multiple NEC) (see also Deficiency, vitamin) 269.2
B1 265.1
- Deficiency, deficient
aneurin 265.1
with beriberi 265.0
- thiamine, thiaminic (chloride) 265.1
- vitamin (multiple) NEC 269.2
A 264.9- B (complex) NEC 266.9
- B1 NEC 265.1
- beriberi 265.0
- B2 266.0
- B6 266.1
- B12 266.2
- BC (folic acid) 266.2
- C (ascorbic acid) (with scurvy) 267
- D (calciferol) (ergosterol) 268.9
- E 269.1
- folic acid 266.2
- G 266.0
- H 266.2
- K 269.0
- of newborn 776.0
- nicotinic acid 265.2
- P 269.1
- PP 265.2
- specified NEC 269.1
- zinc 269.3
- Disease, diseased - see also Syndrome
- Gayet's (superior hemorrhagic polioencephalitis) 265.1
- Wernicke's (superior hemorrhagic polioencephalitis) 265.1
- Encephalopathy (acute) 348.30
- Wernicke's (superior hemorrhagic polioencephalitis) 265.1
- Gayet's disease (superior hemorrhagic polioencephalitis) 265.1
- Gayet-Wernicke's syndrome (superior hemorrhagic polioencephalitis) 265.1
- Hemorrhage, hemorrhagic (nontraumatic) 459.0
- polioencephalitis, superior 265.1
- Polioencephalitis (acute) (bulbar) (see also Poliomyelitis, bulbar) 045.0
- superior hemorrhagic (acute) (Wernicke's) 265.1
- Wernicke's (superior hemorrhagic) 265.1
- Polioencephalopathy, superior hemorrhagic 265.1
- Pseudoencephalitis
- superior (acute) hemorrhagic 265.1
- Syndrome - see also Disease
- Gayet-Wernicke's (superior hemorrhagic polioencephalitis) 265.1
- Wernicke's (nonalcoholic) (superior hemorrhagic polioencephalitis) 265.1
- Thiaminic deficiency 265.1
- with beriberi 265.0
- Wernicke's encephalopathy, disease, or syndrome (superior hemorrhagic polioencephalitis) 265.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 265.1 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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