ICD-10-CM Code R22.0

Localized swelling, mass and lump, head

Version 2020 Billable Code No Valid Principal Dx

Valid for Submission

R22.0 is a billable code used to specify a medical diagnosis of localized swelling, mass and lump, head. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code R22.0 might also be used to specify conditions or terms like cyst of face, facial swelling, head and neck swelling, hypothalamic mass, intracranial mass, localized orbital swelling, etc

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.

Short Description:Localized swelling, mass and lump, head
Long Description:Localized swelling, mass and lump, head

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code R22.0 are found in the index:


The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Cyst of face
  • Facial swelling
  • Head and neck swelling
  • Hypothalamic mass
  • Intracranial mass
  • Localized orbital swelling
  • Localized swelling of head
  • Lump on face
  • Mass in head or neck
  • Mass in pinna
  • Mass lesion of brain
  • Mass of ear structure
  • Mass of head
  • Mass of nasal sinus
  • Mass of nose
  • Mass of oral cavity
  • Mass of parietal bone of skull
  • Mass of petrous part of temporal bone
  • Mass of postauricular region
  • Mass of posterior lobe of pituitary
  • Mass of preauricular region
  • Mass of scalp
  • Mass of skin of head
  • Mass of tongue
  • Moistness of nasal mucosa - finding
  • Mucous membrane swelling
  • Nasal dermoid
  • Nasal mucosa boggy
  • Nasal mucosa moist
  • Nodule of nasal cavity
  • Nodule of skin of head
  • Nodule of skin of nose
  • Nodule of subcutaneous tissue of head
  • Nodule of suprahyoid region
  • O/E - lip swelling
  • O/E - nasal mucosa
  • O/E - nasal mucosa wet/boggy
  • O/E - salivary glands
  • O/E - submandibular swelling
  • Pituitary mass
  • Subcutaneous mass of head
  • Swelling / lump finding
  • Swelling around eyes
  • Swelling of eyelid
  • Swelling of head
  • Swelling of lower jaw region
  • Swelling of structure of bilateral eyes
  • Swelling of structure of eye
  • Swelling of structure of left eye
  • Swelling of structure of right eye
  • Swelling or edema
  • Swelling over mastoid
  • Swollen nasal mucosa
  • Swollen nose
  • Tongue swelling

Diagnostic Related Groups

The ICD-10 code R22.0 is grouped in the following groups for version MS-DRG V37.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC).
applicable from 10/01/2019 through 09/30/2020.


Convert R22.0 to ICD-9

  • 782.2 - Local suprficial swellng (Approximate Flag)
  • 784.2 - Swelling in head & neck (Approximate Flag)

Code Classification

  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
      • Localized swelling, mass and lump of skin, subcu (R22)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020