Home > 2013 ICD-9-CM Diagnosis Codes > Mental Disorders 290-319 > Neurotic Disorders, Personality Disorders, And Other Nonpsychotic Mental Disorders 300-316 > Anxiety, dissociative and somatoform disorders 300-
2013 ICD-9-CM Diagnosis Code 300.02
Generalized anxiety disorder
- An anxiety disorder characterized by free-floating, persistent, and excessive worry for at least six months.
- ICD-9-CM 300.02 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
300.02 Alternative Terminology
- Anxiety disorder, generalized
- Generalised anxiety disorder
Convert 300.02 to ICD-10-CM 

ICD-9-CM 300.02 converts directly to:
- 2013 ICD-10-CM F41.1 Generalized anxiety disorder
ICD-9-CM Volume 2 Index entries containing back-references to 300.02:
- Anxiety (neurosis) (reaction) (state) 300.00

generalized 300.02
- Disorder - see also Disease
psychogenic NEC (see also condition) 300.9

allergic NEC

respiratory 306.1

anxiety 300.00


atypical 300.00


generalized 300.02

appetite 307.59

articulation, joint 306.0

asthenic 300.5

blood 306.8

cardiovascular (system) 306.2

compulsive 300.3

cutaneous 306.3

depressive 300.4

digestive (system) 306.4

dysmenorrheic 306.52

dyspneic 306.1

eczematous 306.3

endocrine (system) 306.6

eye 306.7

feeding 307.59

functional NEC 306.9

gastric 306.4

gastrointestinal (system) 306.4

genitourinary (system) 306.50

heart (function) (rhythm) 306.2

hemic 306.8

hyperventilatory 306.1

hypochondriacal 300.7

hysterical 300.10

intestinal 306.4

joint 306.0

learning 315.2

limb 306.0

lymphatic (system) 306.8

menstrual 306.52

micturition 306.53

monoplegic NEC 306.0

motor 307.9

muscle 306.0

musculoskeletal 306.0

neurocirculatory 306.2

obsessive 300.3

occupational 300.89

organ or part of body NEC 306.9

organs of special sense 306.7

paralytic NEC 306.0

phobic 300.20

physical NEC 306.9

pruritic 306.3

rectal 306.4

respiratory (system) 306.1

rheumatic 306.0

sexual (function) 302.70


specified type NEC 302.79

sexual orientation conflict 302.0

skin (allergic) (eczematous) (pruritic) 306.3

sleep 307.40

specified part of body NEC 306.8

stomach 306.4
- Neurosis, neurotic 300.9

anxiety (state) 300.00

generalized 300.02
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 300.02 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 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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