- Market sizeThe volume of this code in the market for the year: an all-Medicare estimate scaled from the observed fee-for-service count where one can be drawn, otherwise the narrower count the row names. ~499,426 all-Medicare services · est. (247,119 observed FFS).
- Who bills itHow many named billing organizations and how many individual clinicians billed this code nationally. Billing that falls under CMS's 11-beneficiary disclosure floor is absent from the published record, so the smallest billers are missing. 74 billing groups and 169 clinicians bill J1644 nationally (at the ≥11-beneficiary disclosure floor).
- GrowthHow this code's volume changed year over year and over five years. A change between two years of the record, never a projection of what comes next. Down 3.4% year over year; +5.4% over five years (2020 → 2024). The five-year base year, 2020, is the pandemic year.
- Market structureThe share of this code's attributed national volume held by its five largest billing groups. The banded concentration read — fragmented through highly concentrated — is stated per state market, not nationally. The top five groups hold 39.8% of attributed national volume.
- Medicare paymentWhat Medicare paid for this code in the market over the year, and the payment per service. Observed fee-for-service payments only: Medicare Advantage is paid by capitation and is not counted.Medicare's payments for J1644 nationally in 2024, and the payment per service. Explore — see what Medicare pays for this →
- Leading marketsThe state markets with the most volume for this code, and the share of all state-market volume they hold between them. Territories and billing that names no state sit outside that share. CA, PA, FL, and AL lead the state markets — together 56% of state-market volume.
This market's Overview — its estimated all-Medicare volume, national benchmarks, and what the field charges and is paid — is part of Explore.
Where this code is billed, state by state and year by year, is part of a Deep Dive.
The groups in this market that bill this code, ranked by volume, are part of a Deep Dive.
The clinicians in this market who bill this code, ranked by volume, are part of a Deep Dive.
The codes the same organizations bill alongside this one are part of a Deep Dive.
J1644 is not priced under the Physician Fee Schedule, so there is no schedule rate to compare against. Codes that pay similarly cannot be listed.
The groups built like this code's billers, in the same state, with no published volume on it, are part of a Deep Dive.
See what Medicare pays
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Included in Explore. Part of a Deep Dive.