Medicaid spending on state-established national codes climbs 16.2% in Moscow for 2024

In 2024, Medicaid providers in Moscow billed $2,899,726 for services grouped under the National Codes Established for State Medicaid Agencies, according to the U.S. Department of Health and Human Services Medicaid Provider Spending database. This reflects a 16.2% uptick from 2023, when billings totaled $2,495,246 for the same category.

Medicaid is a state-run public health insurance program, jointly financed by federal and state governments, and it serves low-income residents, seniors, children, and people with disabilities. It represents one of the largest elements of the U.S. health care system. More details are available from the Commonwealth Fund.

Since Medicaid funding is sourced from taxpayers, local billing changes shed light on the distribution of public health care spending in a community.

The “National Codes Established for State Medicaid Agencies” encompass Medicaid-billed services identified by the nature of care, using standardized groupings for HCPCS and CPT codes. This analysis assigned each billable code to one service category through established prefixes and numeric ranges, ensuring related services were analyzed together, without duplicates, for more accurate ranking over time.

Growth in Medicaid spending occurred across several service groups, but services billed under National Codes Established for State Medicaid Agencies made up the largest payments by category in Moscow during 2024.

Statewide, in Idaho, payments for services in the National Codes Established for State Medicaid Agencies category placed second overall in 2024 by payment volume.

Between the five years before 2024, Medicaid payments linked to National Codes Established for State Medicaid Agencies services in Moscow grew by $2,026,870, or 232.2%. Particular years, including 2022 and 2023, saw especially sharp annual increases in spending.

Though payments for these Medicaid services were distributed throughout the city, activity was most pronounced within a small number of ZIP codes. In 2024, ZIP code 83843 alone saw $2,899,725 in Medicaid payments, with a single ZIP code representing 100% of all payments in this service category across Moscow for the year.

Within the state-established national codes category, a few individual billing codes accounted for the majority of Medicaid payments in Moscow.

Looking at citywide spending, Moscow’s Medicaid payments for services in this category grew by 16.2% from 2023 to 2024. For comparison, all Medicaid claim categories combined saw a 7% rise in the city over the same period.

The Centers for Medicare & Medicaid Services report that joint federal and state Medicaid spending reached approximately $871.7 billion in fiscal year 2023, making up about 18% of overall U.S. health expenditures—a sharp increase from $613.5 billion in 2019, prior to the COVID-19 pandemic.

This jump represents a growth rate of about 40% over just a few years, much of it attributed to expanded enrollment and higher use during and after the pandemic.

Federal budget legislation passed under the Trump administration featured major proposals to lower federal Medicaid contributions and overhaul the program. The “One Big Beautiful Bill Act,” made law in 2025, is estimated to decrease federal Medicaid funding by over $1 trillion over 10 years and introduces measures such as work requirements and more cost-sharing, potentially limiting coverage and funding for certain groups. As a result, states may absorb greater financial responsibility and experience constraints on federal Medicaid expansion as the program continues to cover tens of millions of Americans.

Note: HCPCS codes are shown for context within the category. Category totals and rankings in this article are based on standardized service groupings rather than individual billing codes.

Information in this article was obtained from the U.S. Department of Health and Human Services Medicaid Provider Spending database. The source data can be found here.