Specific code 2014 ICD-9-CM Diagnosis Code 528.3
Cellulitis and abscess of oral soft tissues
  • Billable Code
  • Short description: Cellulitis/abscess mouth.
  • ICD-9-CM 528.3 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 528.3 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Abscess of buccal cavity (cheek)
  • Abscess of buccal space of mouth
  • Abscess of canine space of mouth
  • Abscess of masticator space of mouth
  • Abscess of oral soft tissue
  • Abscess of oral tissue
  • Abscess of palate
  • Abscess of sublingual space
  • Abscess of uvula of palate
  • Cellulitis of buccal space of mouth
  • Cellulitis of canine space of mouth
  • Cellulitis of floor of mouth
  • Cellulitis of gingiva
  • Cellulitis of masticator space of mouth
  • Cellulitis of oral soft tissues
  • Cellulitis of palate
  • Cellulitis of sublingual space
  • Dentoalveolar cellulitis
  • Inflammation of uvula
  • Ludwigs angina
  • Ludwig's angina
  • Mouth abscess
  • Oral fistula
  • Oroantral fistula - established
  • Oroantral fistula - immediate
  • Oronasal fistula
  • Phlegmonous stomatitis AND cellulitis
  • Sublingual abscess
  • Sublingual region abscess
  • Uvular inflammation
  • Uvulitis
528.3 Excludes
Applies To
  • Cellulitis of mouth (floor)
  • Ludwig's angina
  • Oral fistula
Convert to ICD-10-CM: 528.3 converts approximately to:
  • 2014 ICD-10-CM K12.2 Cellulitis and abscess of mouth
ICD-9-CM Volume 2 Index entries containing back-references to 528.3:
  • Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9
    • buccal cavity 528.3
    • cheek, external 682.0
      • inner 528.3
    • mouth (floor) 528.3
    • palate (soft) 528.3
    • parotid (duct) (gland) 527.3
      • region 528.3
    • sublingual 528.3
    • uvula 528.3
  • Angina (attack) (cardiac) (chest) (effort) (heart) (pectoris) (syndrome) (vasomotor) 413.9
    • ludovici 528.3
    • Ludwig's 528.3
  • Cellulitis (diffuse) (with lymphangitis) (see also Abscess) 682.9
    • cheek, external 682.0
      • internal 528.3
    • mouth (floor) 528.3
    • palate (soft) 528.3
    • submaxillary 528.3
  • Disease, diseased - see also Syndrome
    • Ludwig's (submaxillary cellulitis) 528.3
  • Fistula (sinus) 686.9
    • buccal cavity (infective) 528.3
    • mouth 528.3
    • oral (cutaneous) 528.3
      • maxillary (see also Sinusitis, maxillary) 473.0
      • nasal (with cleft palate) (see also Cleft, palate) 749.00
    • parotid (gland) 527.4
      • region 528.3
  • Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4
    • uvulitis 528.3
  • Ludwig's
    • angina 528.3
    • disease (submaxillary cellulitis) 528.3
  • Sepsis (generalized) 995.91
    • buccal 528.3
    • oral 528.3
  • Septic - see also condition
    • mouth 528.3
  • Staphylitis (acute) (catarrhal) (chronic) (gangrenous) (membranous) (suppurative) (ulcerative) 528.3
  • Uvulitis (acute) (catarrhal) (chronic) (gangrenous) (membranous) (suppurative) (ulcerative) 528.3
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 528.3 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.