ICD-10 Diagnosis Code R23.9

Unspecified skin changes

Diagnosis Code R23.9

ICD-10: R23.9
Short Description: Unspecified skin changes
Long Description: Unspecified skin changes
This is the 2017 version of the ICD-10-CM diagnosis code R23.9

Code Classification
  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
    • Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
      • Other skin changes (R23)

Information for Medical Professionals

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.
Diagnostic Related Groups
The diagnosis code R23.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v33.0)


Convert to ICD-9 Additional informationCallout TooltipGeneral Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

  • Skin changes due to malnutrition
  • Skin problem
  • Skin symptom
  • Symptom of skin and integumentary tissue

Information for Patients

Skin Conditions

Also called: Cutaneous disorders, Dermatologic disorders

Your skin is your body's largest organ. It covers and protects your body. Your skin

  • Holds body fluids in, preventing dehydration
  • Keeps harmful microbes out, preventing infections
  • Helps you feel things like heat, cold, and pain
  • Keeps your body temperature even
  • Makes vitamin D when the sun shines on it

Anything that irritates, clogs, or inflames your skin can cause symptoms such as redness, swelling, burning, and itching. Allergies, irritants, your genetic makeup, and certain diseases and immune system problems can cause rashes, hives, and other skin conditions. Many skin problems, such as acne, also affect your appearance.

NIH: National Institute of Arthritis and Musculoskeletal and Skin Diseases

  • Acrodermatitis
  • Cradle cap
  • Cryotherapy
  • Cutaneous skin tags
  • Dry skin -- self-care
  • Erythema multiforme
  • Granuloma annulare
  • Keratosis pilaris
  • Lichen planus
  • Milia
  • Sebaceous cyst
  • Seborrheic dermatitis
  • Seborrheic keratosis
  • Skin lesion removal
  • Skin lesion removal-aftercare
  • Stasis dermatitis and ulcers

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