2020 ICD-10-CM Diagnosis Code E55.9

Vitamin D deficiency, unspecified

    2016 2017 2018 2019 2020 Billable/Specific Code
  • E55.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM E55.9 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of E55.9 - other international versions of ICD-10 E55.9 may differ.
Applicable To
  • Avitaminosis D
The following code(s) above E55.9 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to E55.9:
  • E00-E89
    2020 ICD-10-CM Range E00-E89

    Endocrine, nutritional and metabolic diseases

    Note
    • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.
    Type 1 Excludes
    • transitory endocrine and metabolic disorders specific to newborn (P70-P74)
    Endocrine, nutritional and metabolic diseases
  • E50-E64
    2020 ICD-10-CM Range E50-E64

    Other nutritional deficiencies

    Type 2 Excludes
    Other nutritional deficiencies
  • E55
    ICD-10-CM Diagnosis Code E55

    Vitamin D deficiency

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    Vitamin D deficiency
Approximate Synonyms
  • Vitamin d deficiency
Clinical Information
  • A nutritional condition produced by a deficiency of vitamin d in the diet, insufficient production of vitamin d in the skin, inadequate absorption of vitamin d from the diet, or abnormal conversion of vitamin d to its bioactive metabolites. It is manifested clinically as rickets in children and osteomalacia in adults. (from cecil textbook of medicine, 19th ed, p1406)
  • Condition due to a deficiency of vitamin d.
ICD-10-CM E55.9 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 640 Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with mcc
  • 641 Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes without mcc

Convert E55.9 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change

Diagnosis Index entries containing back-references to E55.9:

ICD-10-CM Codes Adjacent To E55.9
E51.9 Thiamine deficiency, unspecified
E52 Niacin deficiency [pellagra]
E53 Deficiency of other B group vitamins
E53.0 Riboflavin deficiency
E53.1 Pyridoxine deficiency
E53.8 Deficiency of other specified B group vitamins
E53.9 Vitamin B deficiency, unspecified
E54 Ascorbic acid deficiency
E55 Vitamin D deficiency
E55.0 Rickets, active
E55.9 Vitamin D deficiency, unspecified
E56 Other vitamin deficiencies
E56.0 Deficiency of vitamin E
E56.1 Deficiency of vitamin K
E56.8 Deficiency of other vitamins
E56.9 Vitamin deficiency, unspecified
E58 Dietary calcium deficiency
E59 Dietary selenium deficiency
E60 Dietary zinc deficiency
E61 Deficiency of other nutrient elements
E61.0 Copper deficiency

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.