Maryland Medicaid lowered the blood lead level threshold for environmental lead investigations from 5μg/dL to 3.5μg/dL, effective October 1, 2025. Lead Paint Risk Assessor organizations can now bill code T1029 at $418.49 per dwelling for children under 21 with elevated blood lead levels. This policy supersedes previous guidance PT 16-20 from 2019.
Get alerts when payers change rules like this one
We check Maryland Medicaid and other payers every day and email you when a change matches your specialty and state.
01Maryland providers only: If your practice performs environmental lead investigations, enroll as Lead Paint Risk Assessor provider through ePREP using NPIs with taxonomies 247200000X and 251K00000X.
02Update billing system to use code T1029 ($418.49) for comprehensive environmental lead investigations for Medicaid children under 21 with blood lead levels ≥3.5μg/dL.
03Verify Medicaid eligibility before service delivery through eMedicaid system.
Codes mentioned
T1029
Original notice
PT 47-26: Lead Paint Risk Assessor Billing
health.maryland.gov · Always check the source before changing claims.
Summaries are AI-assisted. Always confirm against the original payer notice.
What is PolicyChanges
One workspace for payer rules, prior auth, coding and compliance
Medical practices use PolicyChanges to catch payer changes before they cause denials. Every change is summarized in plain English, with the codes involved, the date it takes effect and what to do.