ICD-10-CM E55 is the diagnosis code for Vitamin D deficiency. This code falls under the section "Other nutritional deficiencies" within Chapter 4 — Endocrine, nutritional and metabolic diseases (E00-E89). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as E55. They are mutually exclusive:
Understanding where E55 sits in the ICD-10-CM classification helps ensure proper coding:
No, E55 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
E55 is the ICD-10-CM diagnosis code for "Vitamin D deficiency". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
E55 is located in Section E50-E64 — "Other nutritional deficiencies" within Chapter 4 of the ICD-10-CM Tabular List.
E55 has 2 sub-code(s) that provide more specific detail: E55.0, E55.9.
Use E55 when the patients documented diagnosis matches "Vitamin D deficiency" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Vitamin D deficiency is E55.
No, E55 is non-billable. Use a more specific sub-code for primary diagnosis billing.
E55 is in Chapter 4 of the ICD-10-CM Tabular List.
Type 1 Excludes for E55 include: adult osteomalacia (M83.-); osteoporosis (M80.-); sequelae of rickets (E64.3).
Yes, E55 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.