2023 ICD-10-CM Diagnosis Code G44.04

Chronic paroxysmal hemicrania

2016

2017

2018

2019

2020

2021

2022

2023

Non-Billable/Non-Specific Code

G44.04 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2023 edition of ICD-10-CM G44.04 became effective on October 1, 2022.
This is the American ICD-10-CM version of G44.04 - other international versions of ICD-10 G44.04 may differ.

The following code(s) above G44.04 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

that may be applicable to G44.04:

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

ICD-10-CM Codes Adjacent To G44.04

G44.009 …… not intractable

G44.01 Episodic cluster headache

G44.011 …… intractable

G44.019 …… not intractable

G44.02 Chronic cluster headache

G44.021 …… intractable

G44.029 …… not intractable

G44.03 Episodic paroxysmal hemicrania

G44.031 …… intractable

G44.039 …… not intractable

G44.04 Chronic paroxysmal hemicrania

G44.041 …… intractable

G44.049 …… not intractable

G44.05 Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT)

G44.051 …… intractable

G44.059 …… not intractable

G44.09 Other trigeminal autonomic cephalgias (TAC)

G44.091 …… intractable

G44.099 …… not intractable

G44.1 Vascular headache, not elsewhere classified

G44.2 Tension-type headache

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.