CurrentBlue KCPolicy POL-PP-255

Retroactive Claim Adjustment for CMS Updates

Governs Blue KC's process for adjusting claim payments in response to Centers for Medicare & Medicaid Services (CMS) published changes and which updates will or will not trigger retroactive claim adjustments.

Policy Summary

PayerBlue KC

PolicyRetroactive Claim Adjustment for CMS Updates

Policy CodePolicy POL-PP-255

Change TypeNo material changes

Effective DateJun 1, 2025

Next Review DateJun 1, 2027

Key ActionUpdate internal rates within 60 days of CMS published changes and do not make retroactive claim adjustments for changes implemented within that 60-day window.

SourceLink

POLICY UPDATE CHANGES

No material clinical or coverage changes in this revision.

60drate update window

POL-PP-255policy

002version

6/1/2027next review

Retroactive Adjustment Coverage Criteria

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Retroactive adjustment criteria

Covered when ALL of the following are met:

ALL of the following

Blue KC updates rates within 60 days of CMS published changes.
Blue KC will not adjust claims based on CMS changes that are implemented within 60 days of the posting date.
This policy applies to, but is not limited to: fee schedules; prospective payment systems; average sales price for covered drugs and biologics; and geographic practice cost index.

The 60-day period begins on the CMS posting date for each posted change.

Coding Applicability and Windows

Coding applicabilitymixed

No codes listed

CMS change adjustment window

CMS change adjustment window60 days from the CMS posting date

Effect on ratesBlue KC updates internal rates within this 60-day window

Effect on claimsBlue KC will not adjust claims based on CMS changes that are implemented within 60 days of the posting date

Provider Actions and Retroactive Adjustment Rule

Billing Rule

Retroactive adjustment rule — 60-day update window

Blue KC updates rates within 60 days of CMS published changes. Blue KC will not adjust claims based on CMS changes that are implemented within 60 days of the posting date.

Applies to fee schedules, prospective payment systems, average sales price for covered drugs and biologics, and Geographic Practice Cost Index.
Providers should rely on updated rates after Blue KC’s 60-day update window; do not expect retroactive adjustments for changes implemented within 60 days of CMS posting.

Definitions

CMS published changes

DefinitionUpdates from the Centers for Medicare & Medicaid Services that may include changes to fee schedules, prospective payment systems, average sales price for drugs/biologics, and geographic practice cost indices.

ScopeApplies to CMS-published changes such as Fee Schedule, Prospective Payment System, Average Sales Price (covered drugs and biologics), and Geographic Practice Cost Index.

ReferenceFor information on CMS changes, see https://www.cms.gov/