Os calcis or astragalus, malunion of — VA Rating Criteria (38 CFR DC 5273)

The VA rates Os calcis or astragalus, malunion of under Diagnostic Code 5273 at the following tiers: 10%, 20%. The minimum 10% rating requires: Moderate deformity. The maximum 20% rating requires: Marked deformity.

Diagnostic Code 5273 is the VA rating identifier for Os calcis or astragalus, malunion of within 38 CFR 38 CFR § 4.71a. It defines the specific symptom criteria and percentage thresholds a VA adjudicator uses to assign a disability rating. The diagnostic code is listed on a veteran's rating decision letter.

The highest schedular rating for Os calcis or astragalus, malunion of under DC 5273 is 20%. This tier requires: Marked deformity. Veterans who cannot secure substantially gainful employment due to Os calcis or astragalus, malunion of alone or in combination with other service-connected conditions may also qualify for TDIU at the 100% compensation rate under 38 CFR § 4.16.

Os calcis or astragalus, malunion of is rated under 38 CFR 38 CFR § 4.71a, Diagnostic Code 5273. This section is part of the Schedule for Rating Disabilities (38 CFR Part 4) and can be read in full at the eCFR website.

Secondary conditions caused or aggravated by Os calcis or astragalus, malunion of may be ratable under 38 CFR § 3.310. Veterans should work with a VSO or accredited claims agent to document the medical relationship.

The key evidence for Os calcis or astragalus, malunion of depends on the body system. For musculoskeletal conditions, range of motion measurements (active, passive, weight-bearing, and non-weight-bearing per Correia v. McDonald) and documented flare-ups are the most impactful evidence. A nexus letter from a qualified medical professional is essential for contested claims.