R51
Non-billableHeadache
Headache
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Block
R50-R69
Child Codes
2
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- abnormal findings on antenatal screening of mother (O28.-)
- certain conditions originating in the perinatal period (P04-P96)
- signs and symptoms classified in the body system chapters
- signs and symptoms of breast (N63, N64.5)
- atypical face pain (G50.1)
- migraine and other headache syndromes (G43-G44)
- trigeminal neuralgia (G50.0)
Child Codes (2)
Also Known As / Clinical Terms
UMLS
- CephalalgiaC0018681
- CephalalgiasC0018681
- CephalgiaC0018681
- CephalgiasC0018681
- CephalodyniaC0018681
- CephalodyniasC0018681
- Cranial PainC0018681
- Cranial PainsC0018681
- HA - HeadacheC0018681
- Head PainC0018681
- Head PainsC0018681
- Head painC0018681
- HeadacheC0018681
- Headache (finding)C0018681
- Headache NOSC0018681
- Headache, unspecifiedC0018681
- HeadachesC0018681
- Pain headC0018681
- Pain in headC0018681
- Pain, CranialC0018681
- Pain, HeadC0018681
- Pains, CranialC0018681
- Pains, HeadC0018681
- ache headC0018681
- cephalalgiaC0018681
- cephalgiaC0018681
- cephalgiasC0018681
- cephalodyniaC0018681
- cranial painC0018681
- head acheC0018681
- head painC0018681
- head painedC0018681
- head painsC0018681
- headacheC0018681
- headachesC0018681
- pain in headC0018681
Frequently Asked Questions
What is ICD-10 code R51?
ICD-10-CM code R51 represents "Headache". It is a non-billable header code — use a more specific child code for billing purposes.
Is R51 a billable code?
No, R51 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under R51.
What chapter is R51 in?
R51 is in Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (codes R00-R99).
What are the subcategories under R51?
R51 has 2 child codes, including: R51.0 (Headache with orthostatic component, NEC), R51.9 (Headache, unspecified).
What are the UMLS CUIs for R51?
R51 is linked to 1 UMLS Concept Unique Identifier: C0018681. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.