Anxiety ICD-10 Codes — Texas Insurance and Court Documentation
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Table of Contents
Major anxiety ICD-10 codes
F40 series — Phobic anxiety disorders: F40.0 agoraphobia; F40.1 social phobias; F40.2 specific phobias. F41 series — Other anxiety disorders: F41.0 panic disorder; F41.1 generalized anxiety disorder; F41.3 mixed anxiety and depressive disorder; F41.8 other specified anxiety disorders; F41.9 anxiety disorder, unspecified. F42 — Obsessive-compulsive disorder. F43 series — Reaction to severe stress: F43.0 acute stress reaction; F43.1 PTSD; F43.2 adjustment disorders; F43.8 other reactions to severe stress; F43.9 reaction to severe stress, unspecified.
Why ICD-10 codes matter
Insurance billing requires ICD-10 diagnosis for reimbursement. Treatment providers document specific code in patient records. Texas mental health court teams use ICD-10 codes to verify clinical diagnosis supporting court program eligibility. Veterans courts use ICD-10 codes (especially F43.1 PTSD) to verify combat-related diagnosis. Family courts (custody cases involving mental health) use ICD-10 codes from psychological evaluations. CPS investigations include ICD-10 codes in psychological assessments.
Common Texas court contexts
Mental health court: ICD-10 codes establish clinical diagnosis supporting program eligibility under Government Code Chapter 125. Veterans court: F43.1 PTSD or related codes verify combat-related or service-connected condition. Family court custody: psychological evaluations include ICD-10 codes for custody-relevant mental health conditions. Criminal sentencing mitigation: documented mental health diagnoses with ICD-10 codes support reduced sentences. Civil personal injury: ICD-10 codes document psychological injuries (anxiety, PTSD) for damages calculation.
Documenting anxiety for Texas legal purposes
For Texas legal use, anxiety documentation should include: specific ICD-10 code; treating provider credentials (licensed psychologist, psychiatrist, LPC, LCSW); duration of diagnosis; severity assessment; treatment plan; functional impact; medication regimen if applicable. Comprehensive records support stronger legal arguments. Self-report or general "I have anxiety" without clinical documentation has limited legal weight. Mental health professionals' contemporaneous records (created during treatment, not for litigation) carry higher evidentiary weight.
DSM-5 vs. ICD-10
Texas mental health professionals use both DSM-5 (Diagnostic and Statistical Manual, 5th edition — American Psychiatric Association) and ICD-10 codes. DSM-5: clinical diagnostic manual; provides diagnostic criteria. ICD-10: WHO classification; required for billing and government reporting. Most clinical records include both DSM-5 diagnosis and corresponding ICD-10 code. ICD-11 implementation gradually replacing ICD-10 (different codes — F41.1 GAD maps to 6B00 in ICD-11). Most Texas systems still using ICD-10 as of 2026.
Texas Marijuana Charges by Weight
| Weight | Offense | Range |
|---|---|---|
| Under 2 oz | Class B misdemeanor | Up to 180 days + $2,000 |
| 2-4 oz | Class A misdemeanor | Up to 1 year + $4,000 |
| 4 oz - 5 lb | State jail felony | 180 days-2 years + $10K |
| 5-50 lb | 3rd degree felony | 2-10 years + $10K |
| 50-2,000 lb | 2nd degree felony | 2-20 years + $10K |
| 2,000+ lb | Enhanced 1st degree | 5-99 years/life + $50K |
| Hemp products with delta-9 THC ≤ 0.3% are legal under HB 1325 (2019) | ||
Have a Texas legal question?
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Key Legal Terms
- Penalty Group
- Texas Health & Safety Code § 481.102-481.105 classification of controlled substances by abuse potential and accepted medical use. Determines weight tiers and punishment ranges.
- Article 38.23
- Texas Code of Criminal Procedure exclusionary rule. Evidence obtained in violation of any federal or Texas constitutional or statutory provision is inadmissible against the accused.
- Aggregation
- Texas H&S § 481.002(5) rule that the total weight of any controlled substance, including adulterants and dilutants, counts toward the offense weight tier.
- 3g Offense
- CCP Article 42A.054 list of offenses ineligible for judicial probation and requiring 50% sentence served before parole eligibility (formerly Article 42.12 § 3g).
- Pretrial Diversion
- Pre-charge alternative under CCP Article 32.02 in which the prosecution agrees to dismiss charges upon successful completion of conditions (counseling, community service, restitution).
Frequently Asked Questions
What's the ICD-10 code for generalized anxiety disorder?
F41.1 — Generalized anxiety disorder. Most common anxiety diagnosis code used in clinical practice. Distinct from F41.0 (panic disorder), F41.9 (anxiety disorder unspecified), and F40 series (phobic anxiety disorders).
Why do I need an ICD-10 code for legal purposes?
ICD-10 codes provide standardized diagnostic documentation required for: insurance billing; mental health court eligibility verification; veterans court PTSD documentation; family court psychological evaluations; criminal sentencing mitigation; civil personal injury damages calculation.
What's the difference between F41.1 and F43.1?
F41.1: Generalized anxiety disorder — chronic anxiety not tied to specific trigger. F43.1: Post-traumatic stress disorder — anxiety following specific traumatic event with characteristic symptoms (intrusive memories, avoidance, hyperarousal). Different conditions with different legal implications.
Can self-reported anxiety support Texas legal claims?
Limited weight. Texas courts strongly prefer clinical documentation with ICD-10 codes from licensed mental health providers. Self-report alone insufficient for most legal contexts. Comprehensive treatment records (created during treatment, not for litigation) carry higher evidentiary weight.
Does Texas use ICD-11 now?
Transition ongoing. Most Texas systems still using ICD-10 as of 2026. ICD-11 implementation gradual — federal CMS, Medicare, Medicaid timeline drives adoption. Texas mental health professionals typically use both DSM-5 diagnosis and corresponding ICD-10 code. Some providers transitioning to ICD-11.
