ICD-10 Q85.83
Billable / Specific HCC v28: 12 CCVon Hippel-Lindau syndrome
About ICD-10-CM Q85.83
ICD-10-CM code Q85.83 represents Von Hippel-Lindau syndrome. This is a billable/specific code in the Congenital Malformations chapter (block Q85). The 2026 edition of ICD-10-CM Q85.83 became effective on October 1, 2025.
Coding Tips for Q85.83
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
Q85.83 is a CMS-HCC v28 risk-adjustment code (category 12). To count for the patient Risk Adjustment Factor (RAF), document the diagnosis with MEAT language each calendar year: Monitored, Evaluated, Assessed, Treated. A diagnosis on the problem list alone does not satisfy CMS RADV audit standards. Include the diagnosis in the assessment with current status and current treatment plan.
Q85.83 is designated CC for MS-DRG grouping. On inpatient claims, this code can shift the DRG to the with-CC variant when documented as a present-on-admission secondary diagnosis. Hospital CDI programs flag CC opportunities during chart review. Failure to capture this code may leave 30 to 80 percent of the inpatient stay revenue unrealized.
Coding Notes
Code Also
- manifestations
Medicare Advantage HCC Impact
Capture this diagnosis annually for accurate risk adjustment. Missed HCC captures are the #1 revenue leak in Medicare Advantage risk programs.
Inpatient DRG Impact, CC
codes Von Hippel-Lindau syndrome. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.
Medicare LCD Coverage for Q85.83
Local Coverage Determinations (LCDs) from CMS MACs that list Q85.83 as a covered diagnosis.
Showing top 10 of 582 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing Q85.83.
5 Medicare
3 Aetna
CPT Codes Commonly Billed with Q85.83
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To Q85.83
Other codes in section Q80-Q89 (Other congenital malformations).
ICD-10 Q85.83, Billing FAQ
Is ICD-10 code Q85.83 billable? +
Yes, Q85.83 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Does Q85.83 affect Medicare Advantage HCC risk adjustment? +
Yes. Q85.83 maps to CMS-HCC v28 category 12. Capture this diagnosis annually for accurate Medicare Advantage risk score.
Is Q85.83 a CC or MCC for inpatient DRG? +
Yes, this code is designated as CC. Documenting as a secondary diagnosis on inpatient claims can shift the DRG to a higher-weighted category.
Get the full PayerReady toolkit
Free access to CPT/ICD-10 lookup, denial appeals, fee comparator, and claim auditing with credentialing enrollment.
Start free →Run this code through our claim audit tool
Check NCCI bundling, MUE limits, and modifier logic before submission.
Try the auditor →Did this page help?
Quick signal so we know what to improve.
If you want a code reference page that doesn't exist yet, email coding@payerready.com.
Tell us what's missing or wrong: coding@payerready.com. We respond within 5 business days.
Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
Powered by 11K CPT · 98K ICD-10 · 860K MPFS rates · 4.5M NCCI edits · 9.5M NPIs. Our data methodology · About our coding team