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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

G44.009 – Cluster headache syndrome, unspecified, not intractable

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

Cluster headache syndrome NOS

GEM Conversion to ICD-9 CM

Fs: 10000 – Cluster headache syndrome, unspecified

MDC / MS-DRG Reference

HEADACHES WITH MCC
HEADACHES WITHOUT MCC

Back Reference of Diagnostic Codes


Sibling Codes

Cluster headache syndrome, unspecified, intractable

Parent Sibling Codes

Cluster headache syndrome, unspecified
Episodic cluster headache
Chronic cluster headache
Episodic paroxysmal hemicrania
Chronic paroxysmal hemicrania
Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT)
Other trigeminal autonomic cephalgias (TAC)

Codes with Same Suffix

Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus
Migraine without aura, not intractable, without status migrainosus
Unspecified blepharitis unspecified eye, unspecified eyelid
Unspecified entropion of unspecified eye, unspecified eyelid
Unspecified dacryoadenitis, unspecified lacrimal gland
Unspecified pterygium of unspecified eye
Unspecified scleritis, unspecified eye
Unspecified corneal ulcer, unspecified eye
Unspecified corneal deposit, unspecified eye
Unspecified infantile and juvenile cataract, unspecified eye
Unspecified focal chorioretinal inflammation, unspecified eye
Unspecified chorioretinal scars, unspecified eye
Unspecified retinal detachment with retinal break, unspecified eye
Preglaucoma, unspecified, unspecified eye
Unspecified purulent endophthalmitis, unspecified eye
Unspecified amblyopia, unspecified eye
Unspecified perichondritis of external ear, unspecified ear
Acute suppurative otitis media without spontaneous rupture of ear drum, unspecified ear
Unspecified Eustachian salpingitis, unspecified ear
Acute mastoiditis without complications, unspecified ear
Acute myringitis, unspecified ear
Varicose veins of unspecified lower extremity with ulcer of unspecified site
Postthrombotic syndrome without complications of unspecified extremity
Pressure ulcer of unspecified elbow, unspecified stage
Unspecified deformity of unspecified finger(s)
Cystic meniscus, unspecified meniscus, unspecified knee
Infective myositis, unspecified site
Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
Premature separation of placenta with coagulation defect, unspecified, unspecified trimester
Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester
Unspecified injury of unspecified carotid artery
Unspecified open wound of unspecified breast
Unspecified fracture of unspecified thoracic vertebra
Unspecified injury of muscle and tendon of unspecified wall of thorax
Unspecified fracture of unspecified lumbar vertebra
Unspecified injury of unspecified kidney
Unspecified open wound of unspecified shoulder
Fracture of unspecified part of unspecified clavicle
Unspecified injury of axillary artery, unspecified side
Unspecified injury of muscle(s) and tendon(s) of the rotator cuff of unspecified shoulder
Unspecified physeal fracture of upper end of humerus, unspecified arm
Unspecified open wound of unspecified elbow
Unspecified fracture of upper end of unspecified ulna
Unspecified injury of ulnar artery at forearm level, unspecified arm
Unspecified injury of flexor muscle, fascia and tendon of unspecified thumb at forearm level
Unspecified physeal fracture of lower end of ulna, unspecified arm
Unspecified open wound of unspecified thumb without damage to nail
Unspecified fracture of navicular [scaphoid] bone of unspecified wrist
Unspecified injury of ulnar artery at wrist and hand level of unspecified arm
Unspecified injury of long flexor muscle, fascia and tendon of unspecified thumb at wrist and hand level
Unspecified open wound, unspecified hip
Fracture of unspecified part of neck of unspecified femur
Unspecified injury of femoral artery, unspecified leg
Unspecified injury of muscle, fascia and tendon of unspecified hip
Unspecified physeal fracture of upper end of unspecified femur
Unspecified open wound, unspecified knee
Unspecified fracture of unspecified patella
Unspecified injury of popliteal artery, unspecified leg
Unspecified injury of unspecified Achilles tendon
Unspecified physeal fracture of upper end of unspecified tibia
Unspecified open wound, unspecified ankle
Unspecified fracture of unspecified calcaneus
Unspecified injury of dorsal artery of unspecified foot
Unspecified injury of muscle and tendon of long flexor muscle of toe at ankle and foot level, unspecified foot
Unspecified physeal fracture of unspecified calcaneus
Burn of unspecified degree of unspecified hand, unspecified site
Burn of unspecified degree of unspecified site of unspecified lower limb, except ankle and foot
Legal intervention involving unspecified firearm discharge, unspecified person injured
Unspecified place in unspecified non-institutional (private) residence as the place of occurrence of the external cause
Encounter for fitting and adjustment of unspecified artificial arm, unspecified arm

View in Tabular

Code Title
G00-G99 Diseases of the nervous system (G00-G99)
G40-G47 Episodic and paroxysmal disorders (G40-G47)
G44 Other headache syndromes
G44.0 Cluster headaches and other trigeminal autonomic cephalgias (TAC)
G44.00 Cluster headache syndrome, unspecified
G44.009 Cluster headache syndrome, unspecified, not intractable
Applicable to
Cluster headache syndrome NOS