E55.0 Rickets, active

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applicable to

• Infantile osteomalacia
• Juvenile osteomalacia

Excludes1 (never code together)

• celiac rickets (K90.0)
• Crohn's rickets (K50.-)
• hereditary vitamin D-dependent rickets (E83.32)
• inactive rickets (E64.3)
• renal rickets (N25.0)
• sequelae of rickets (E64.3)
• vitamin D-resistant rickets (E83.31)

Applies from E55 Vitamin D deficiency

Excludes1 (never code together)

• adult osteomalacia (M83.-)
• osteoporosis (M80.-)
• sequelae of rickets (E64.3)

Risk adjustment (HCC)

• RxHCC V08: HCC 87 — Osteoporosis, Vertebral and Pathological Fractures

MS-DRG index

Defines the logic of DRG(s) 553-554 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 268.0 Rickets, active

Code annotations containing back-references to E55.0

Back-references to E55.0

• Type 1 Excludes: E21 Hyperparathyroidism and other disorders of parathyroid gland ("infantile and juvenile osteomalacia (E55.0)")
• Type 1 Excludes: E83.31 Familial hypophosphatemia ("vitamin D-deficiency rickets (E55.0)")
• Type 1 Excludes: M83 Adult osteomalacia ("infantile and juvenile osteomalacia (E55.0)")
• Type 1 Excludes: M83 Adult osteomalacia ("rickets (active) (E55.0)")
• Code First: M90.8 Osteopathy in diseases classified elsewhere ("rickets (E55.0)")

Back-references to E55

• Type 1 Excludes: E83 Disorders of mineral metabolism ("vitamin D deficiency (E55.-)")
• Code First: G63 Polyneuropathy in diseases classified elsewhere ("nutritional deficiency (E40-E64)")
• Type 1 Excludes: T45.2X6 Underdosing of vitamins ("vitamin deficiencies (E50-E56)")
• Type 1 Excludes: Z72.4 Inappropriate diet and eating habits ("malnutrition and other nutritional deficiencies (E40-E64)")

Diagnosis Index entries for E55.0

• Avitaminosis (multiple) › D › with rickets
• Calciferol (vitamin D) deficiency › with rickets
• Disease, diseased › English (rickets)
• Morbus › angelicus, anglorum
• Rickets (active) (acute) (adolescent) (chest wall) (congenital) (current) (infantile) (intestinal)
• Rosary, rachitic
• Scurvy, scorbutic › rickets
• Tetany (due to) › associated with rickets

Nearby codes

• E55 Vitamin D deficiency
• E55.0 Rickets, active (this code)
• E55.9 Vitamin D deficiency, unspecified