ICD-10-CM 2026 · Effective October 1, 2025

ICD-10 I25.768

Billable / Specific HCC v28: 88 CC

Atherosclerosis of bypass graft of coronary artery of transplanted heart with other forms of angina pectoris

I25
Block
0
Synonyms
733
LCDs
34
Payer Policies
7
Linked CPTs

About ICD-10-CM I25.768

ICD-10-CM code I25.768 represents Atherosclerosis of bypass graft of coronary artery of transplanted heart with other forms of angina pectoris. This is a billable/specific code in the Circulatory System chapter (block I25). The 2026 edition of ICD-10-CM I25.768 became effective on October 1, 2025.

Coding Tips for I25.768

Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.

HCC capture: document with MEAT each year

I25.768 is a CMS-HCC v28 risk-adjustment code (category 88). 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.

Inpatient DRG impact: CC

I25.768 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.

Medicare Advantage HCC Impact

CMS-HCC v28 (current)
Category 88
ESRD-HCC
Category 88
RxHCC (Part D)
Category 88

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 Atherosclerosis of bypass graft of coronary artery of transplanted heart with other forms of angina pectoris. As a Complication/Comorbidity (CC), this contributes to DRG severity adjustment when documented alongside the principal diagnosis.

Medicare LCD Coverage for I25.768

Local Coverage Determinations (LCDs) from CMS MACs that list I25.768 as a covered diagnosis.

733 LCDs

Showing top 10 of 733 total . Click a CPT for full coverage scope.

CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93270 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93298 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93225 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93271 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93246 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93272 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93242 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 93228 →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 0938T →
CMS LCD: Billing and Coding: Ambulatory Electrocardiograph (AECG) Monitoring
Article ID: 59270, Effective: 2025-01-01 00:00:00, 153 covered, 0 non-covered
CPT 0937T →

Commercial Payer Coverage

Coverage policies from major commercial payers referencing I25.768.

34 policies

5 Medicare

Billing and Coding: Cardiac Catheterization and Coronary Angiography
Policy ID: ART-52850
Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing
Policy ID: ART-56423
Billing and Coding: Cardiac Computed Tomography (CCT) and Coronary Computed Tomography Angiography (CCTA)
Policy ID: ART-56451
Billing and Coding: Cardiac Radionuclide Imaging
Policy ID: ART-56476
Billing and Coding: Cardiovascular Nuclear Medicine
Policy ID: ART-56494

CPT Codes Commonly Billed with I25.768

Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.

7 linkages
  • 93922 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93931 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93923 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93930 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93925 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93926 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD
  • 93924 CMS LCD: Billing and Coding: Non-Invasive Peripheral Arterial Vascular Studies CMS LCD

Convert I25.768 to ICD-9-CM

Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.

ICD-10ICD-9Mapping Flags
I25.768 4139 10112
I25.768 41407 10111

Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).

ICD-10 I25.768, Billing FAQ

Is ICD-10 code I25.768 billable? +

Yes, I25.768 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.

Does I25.768 affect Medicare Advantage HCC risk adjustment? +

Yes. I25.768 maps to CMS-HCC v28 category 88. Capture this diagnosis annually for accurate Medicare Advantage risk score.

Is I25.768 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.

What CPT codes are commonly billed with I25.768? +

Procedures frequently paired with I25.768 include: 93922, 93931, 93923, 93930, 93925.

What ICD-9 codes does I25.768 map to? +

Per CMS GEMs, I25.768 maps to ICD-9 codes: 4139, 41407. 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 June 1, 2026.

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