ICD-10 F41.1
Billable / SpecificGeneralized anxiety disorder
About ICD-10-CM F41.1
ICD-10-CM code F41.1 represents Generalized anxiety disorder. This is a billable/specific code in the Mental, Behavioral, and Neurodevelopmental chapter (block F41). The 2026 edition of ICD-10-CM F41.1 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under F41.1. Per CMS ICD-10-CM Tabular 2026.
- Anxiety neurosis
- Anxiety reaction
- Anxiety state
- Overanxious disorder
Type 2 Excludes
Not included here, the excluded code is not part of F41.1, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- neurasthenia (F48.8)
Medicare LCD Coverage for F41.1
Local Coverage Determinations (LCDs) from CMS MACs that list F41.1 as a covered diagnosis.
Showing top 10 of 519 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing F41.1.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with F41.1
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 99204 New patient office visit — multiple chronic conditions: HTN, T2DM, hyperlipidemia, asthma, anxiety, depression, obesity, IBS, COPD, thyroid, anemia, CAD, sleep apnea, psoriasis, RA Primary Care
- 99213 Established patient — HTN follow-up, diabetes management, hyperlipidemia, asthma, anxiety, common complaints, back pain, GERD, migraine, acne, joint pain, prediabetes, obesity, anemia, hypothyroid, fatigue Primary Care
- 99214 Established patient — moderate complexity: uncontrolled HTN, diabetes with complications, multiple chronic conditions, COPD, AFib, CKD, sleep apnea, chronic pain, depression Primary Care
- 90834 Psychotherapy 45 min — GAD, anxiety, MDD, recurrent depression, PTSD, adjustment disorder, BPD, OCD, bipolar, ADHD, autism, anorexia, bulimia Psychiatry
- 90837 Psychotherapy 60 min — same as 90834 plus substance use disorders, severe depression Psychiatry
- 90832 Psychotherapy 30 min — mild-moderate anxiety, depression, adjustment disorder, emotional distress, relationship problems Psychiatry
- 90791 Psychiatric diagnostic evaluation — any mental health dx for initial assessment, suicidal ideation, hallucinations, antisocial behavior Psychiatry
- 90792 Psychiatric eval with medical services — schizophrenia, bipolar, MDD, anxiety, personality disorder, ASD, ADHD, substance use Psychiatry
- 90833 Psychotherapy 30 min add-on to E/M — anxiety, depression, PTSD, bipolar, OCD, BPD, ADHD Psychiatry
- 90836 Psychotherapy 45 min add-on to E/M — anxiety, depression, PTSD, bipolar, OCD, BPD, substance use Psychiatry
Convert F41.1 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| F41.1 | 30002 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To F41.1
Other codes in section F40-F48 (Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders).
ICD-10 F41.1, Billing FAQ
Is ICD-10 code F41.1 billable? +
Yes, F41.1 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to F41.1? +
ICD-10 F41.1 includes: Anxiety neurosis; Anxiety reaction; Anxiety state, and 1 more clinical synonyms.
What codes are Type 2 Excludes for F41.1? +
Type 2 Excludes (may be coded together when both conditions exist): neurasthenia (F48.8)
What CPT codes are commonly billed with F41.1? +
Procedures frequently paired with F41.1 include: 99204, 99213, 99214, 90834, 90837.
What ICD-9 codes does F41.1 map to? +
Per CMS GEMs, F41.1 maps to ICD-9 codes: 30002. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on July 16, 2026.
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