Specific code 2006 ICD-9-CM Diagnosis Code 355.9
Mononeuritis of unspecified site
  • Short description: MONONEURITIS NOS.
  • ICD-9-CM 355.9 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 355.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2006 version of ICD-9-CM 355.9.
  • More recent version(s) of ICD-9-CM 355.9: 2007 2008 2009 2010 2011 2012 2013 2014.
Disease Synonyms
  • AIDS w neuropathy
  • AIDS with neuropathy (nerve disease)
  • Bilat vestibular neuropathy
  • Bilateral vestibular nerve disorder
  • Both sides vestibular neuropathy
  • Complex regional pain syndrome
  • Complex regional pain syndrome (CRPS)
  • Diabetes, type 1 with neuropathy
  • Diabetes, type 2 with neuropathy
  • DM 1 w diabetic mononeuropathy
  • DM 2 w diabetic mononeuropathy
  • Drug induced diabetes with diabetic mononeuropathy
  • Drug induced DM w diabetic mononeuropathy
  • Left vestibular neuropathy
  • Mononeuritis
  • Mononeuropathy
  • Mononeuropathy associated with type I diabetes mellitus
  • Mononeuropathy associated with type II diabetes mellitus
  • Mononeuropathy due to drug induced diabetes mellitus
  • Musculocutaneous nerve palsy
  • Nerve entrapment due to scar
  • Nerve entrapment, posttraumatic
  • Nerve palsy, musculocutaneous
  • Neuroma
  • Neuropathy
  • Neuropathy (nerve damage)
  • Neuropathy due to human immunodeficiency virus (disorder)
  • Perineurial cyst (disorder)
  • Peripheral nerve entrapment syndrome
  • Posttraumatic nerve entrapment (disorder)
  • Right vestibular neuropathy
  • Scar, nerve entrapment
  • Tarlovs cyst
355.9 Excludes
Applies To
  • Causalgia NOS
Convert to ICD-10-CM: 355.9 converts approximately to:
  • 2014 ICD-10-CM G58.9 Mononeuropathy, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 355.9:
  • Adhesion(s), adhesive (postinfectional) (postoperative)
  • Angiospasm 443.9
    • nerve
      • arm 354.9
      • autonomic (see also Neuropathy, peripheral, autonomic) 337.9
      • axillary 353.0
      • leg 355.8
      • lower extremity - see Angiospasm, nerve, leg
      • median 354.1
      • peripheral NEC 355.9
      • spinal NEC 355.9
      • sympathetic (see also Neuropathy, peripheral, autonomic) 337.9
      • ulnar 354.2
      • upper extremity - see Angiospasm, nerve, arm
  • Atrophy, atrophic
    • neuritic (see also Disorder, nerve) 355.9
    • neurogenic NEC 355.9
    • paralysis 355.9
  • Causalgia 355.9
  • Change(s) (of) - see also Removal of
    • peripheral nerve 355.9
  • Cyst (mucus) (retention) (serous) (simple)
    • perineural (Tarlov's) 355.9
    • Tarlov's 355.9
  • Diabetes, diabetic (brittle) (congenital) (familial) (mellitus) (poorly controlled) (severe) (slight) (without complication) 250.0
    • mononeuropathy 250.6 [355.9]
  • Disease, diseased - see also Syndrome
    • nervous system (central) 349.9
      • autonomic, peripheral (see also Neuropathy, peripheral, autonomic) 337.9
      • congenital 742.9
      • inflammatory - see Encephalitis
      • parasympathetic (see also Neuropathy, peripheral, autonomic) 337.9
      • peripheral NEC 355.9
      • specified NEC 349.89
      • sympathetic (see also Neuropathy, peripheral, autonomic) 337.9
      • vegetative (see also Neuropathy, peripheral, autonomic) 337.9
    • neurologic (central) NEC (see also Disease, nervous system) 349.9
      • peripheral NEC 355.9
  • Disorder - see also Disease
    • neurological NEC 781.99
      • peripheral NEC 355.9
  • Fibrosis, fibrotic
    • perineural NEC 355.9
  • Lesion
    • nerve (see also Disorder, nerve) 355.9
  • Mononeuritis 355.9
    • cranial nerve - see Disorder, nerve, cranial
    • lateral
      • cutaneous nerve of thigh 355.1
      • popliteal nerve 355.3
    • medial popliteal nerve 355.4
    • posterior tibial nerve 355.5
  • Mononeuropathy (see also Mononeuritis) 355.9
  • Neuritis (see also Neuralgia) 729.2
    • spinal (nerve) 355.9
      • root (see also Radiculitis) 729.2
  • Neuroma (M9570/0) - see also Neoplasm, connective tissue, benign
    • nonneoplastic 355.9
      • arm NEC 354.9
      • leg NEC 355.8
      • lower extremity NEC 355.8
      • specified site NEC - see Mononeuritis, by site
      • upper extremity NEC 354.9
    • surgical (nonneoplastic) 355.9
  • Neuropathy, neuropathic (see also Disorder, nerve) 355.9
    • ataxia and retinitis pigmentosa (NARP syndrome) 277.87
    • autonomic (peripheral) - see Neuropathy, peripheral, autonomic
    • chronic
      • progressive segmentally demyelinating 357.89
      • relapsing demyelinating 357.89
    • ischemic - see Disorder, nerve
    • lower extremity NEC 355.8
    • multiple (acute) (chronic) (see also Polyneuropathy) 356.9
    • progressive hypertrophic interstitial 356.9
    • spinal nerve NEC 355.9
      • root (see also Radiculitis) 729.2
    • upper extremity NEC 354.9
  • Paralysis, paralytic (complete) (incomplete) 344.9
    • abdomen and back muscles 355.9
    • abdominal muscles 355.9
    • abductor 355.9
    • anterior serratus 355.9
    • atrophic 356.9
      • infantile, acute (see also Poliomyelitis, with paralysis) 045.1
      • muscle NEC 355.9
      • progressive 335.21
      • spinal (acute) (see also Poliomyelitis, with paralysis) 045.1
    • interosseous 355.9
    • local 355.9
    • muscle (flaccid) 359.9
      • due to nerve lesion NEC 355.9
      • eye (extrinsic) 378.55
      • iris sphincter 364.8
      • ischemic (complicating trauma) (Volkmann's) 958.6
      • pseudohypertrophic 359.1
    • peripheral
      • autonomic nervous system - see Neuropathy, peripheral, autonomic
      • nerve NEC 355.9
    • pressure (see also Neuropathy, entrapment) 355.9
    • serratus magnus 355.9
    • spinal (cord) NEC 344.1
      • accessory nerve 352.4
      • acute (see also Poliomyelitis) 045.9
      • ascending acute 357.0
      • atrophic (acute) (see also Poliomyelitis, with paralysis) 045.1
      • congenital NEC 343.9
      • hemiplegic - see Hemiplegia
      • hereditary 336.8
      • infantile (see also Poliomyelitis) 045.9
      • late effect NEC 344.89
      • monoplegic - see Monoplegia
      • nerve 355.9
      • progressive 335.10
      • quadriplegic - see Quadriplegia
      • spastic NEC 343.9
      • traumatic - see Injury, spinal, by site
  • Pressure
    • paralysis (see also Neuropathy, entrapment) 355.9
  • Syndrome - see also Disease
  • Tarlov's cyst 355.9
  • Vasospasm 443.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 355.9 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 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.