Specific code 2015 ICD-9-CM Diagnosis Code 771.5
Neonatal infective mastitis
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015
  • Newborn/Neonate Only Dx (0 years)

  • ICD-9-CM 771.5 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 771.5 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 771.5 converts directly to:
  • 2015/16 ICD-10-CM P39.0 Neonatal infective mastitis
771.5 Excludes
  • noninfective neonatal mastitis (778.7)
ICD-9-CM Coding Information
  • 771.5 is only applicable to newborns of age 0 years.
ICD-9-CM Volume 2 Index entries containing back-references to 771.5:
  • Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9
    • breast (acute) (chronic) (nonpuerperal) 611.0
      • newborn 771.5
      • puerperal, postpartum 675.1
      • tuberculous (see also Tuberculosis) 017.9
  • Mastitis (acute) (adolescent) (diffuse) (interstitial) (lobular) (nonpuerperal) (nonsuppurative) (parenchymatous) (phlegmonous) (simple) (subacute) (suppurative) 611.0
    • neonatal (noninfective) 778.7
      • infective 771.5
  • Newborn (infant) (liveborn)
    • mastitis 771.5
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 771.5 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.