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Billing code A4641 · Equipment & supplies

A4641 Medicaid reimbursement rate by state (2026)

Radiopharmaceutical, diagnostic, not otherwise classified. Medicaid pays a median of $151.58 for A4641 across 5 states, from $25.06 in New Mexico to $300.00 in District of Columbia.

Data as of Oct 5, 20265 statesEvery rate links to its official source

States publishing
5
National median
$151.58units vary by state
Lowest
$25.06New Mexico
Highest
$300.00District of Columbia
Answer

What does Medicaid pay for A4641?

5 state Medicaid programs publish a fee-for-service rate for A4641. The national median is $151.58 (units differ between states). District of Columbia pays the most, $300.00, and New Mexico the least, $25.06, a 12.0x spread.

State ranking

A4641 rate by state: highest, middle and lowest

One like-for-like fee-for-service rate per state, ranked. The workspace lists all 5 states with every variant, modifier and effective date.

#StateMedicaid rateUnitPer hourManaged-care plans% of Medicare
1District of Columbia Source · since 1998-04-01$300.00——Not classified—
2South Dakota Source · since 2026-07-01$296.67——Not classified—
3Iowa Source · since 2013-07-01$151.58——Plans must pay at least this—
See all 5 states for A4641 — start free

2 more states, with every modifier and provider-type variant, rate history and the plan rule in each state. 14-day free trial, no credit card.

  • Source for every rate
  • Full rate history
  • CSV and API export

Rates are per the unit shown for each state; units can differ between states. Medicare amounts are computed from the CMS relative value file and locality cost indices; states with several Medicare localities show a range. Confirm rates with the payer before billing.

Track A4641 in your states. Get an alert when any state changes it, with every variant and the managed-care rule.
Guide

How to read this table

  • Order. States are listed from the highest published rate to the lowest. No single unit is shared by 8 or more states for A4641, so the order is by published amount and is not a like-for-like rank.
  • Medicaid rate. The most the state's fee-for-service program pays for one unit, as published. 2 of the 5 states list more than one rate for A4641, by modifier, provider type or setting; the table shows the one that matches the provider level and setting used across states, without add-ons.
  • Unit. None of the 5 schedules prints a separate unit for A4641, so each amount is a flat payment for one service as the code defines it.
  • Per hour. A4641 is not billed in time units in these states, so no hourly figure is shown.
  • Managed-care plans. The rule the state sets for its plans on this rate. What each rule means is explained below.
  • % of Medicare. No Medicare physician fee schedule amount is on file for A4641, so there is no percentage.
  • Source and date. Each Source link opens the state's own document; “since” is the date the rate took effect.
Context

Why A4641 rates differ between states

Published rates for A4641 run from $25.06 in New Mexico to $300.00 in District of Columbia, a 12.0x gap in the same unit. Half the states pay more than the median of $151.58 and half pay less. The usual reasons for a spread like this in equipment & supplies rates:

  • A single code can carry separate purchase, rental and used-equipment amounts, and states publish different subsets of them.
  • Some items are priced individually from the manufacturer's price or the supplier's invoice, so fewer states publish a fixed fee.
  • Many states set equipment and supply fees as a percentage of the Medicare DMEPOS fee schedule, at different percentages and from different years.

Timing matters too. 1 state set the current rate for A4641 in 2026 or later, while 3 states still pay a rate that took effect in 2022 or earlier. A state that has not updated its rate in years will drift down the ranking as others raise theirs.

Managed care

What managed-care plans pay for A4641

No managed-care plan publishes what it pays for A4641. What is public is the rule each state's plan contracts set, and that rule decides how much the published rate matters when you contract with a plan.

In 2 states, the published rate binds plans: a floor, a pass-through or a state-set rate. In 1 state, plans negotiate and the published rate is a benchmark or out-of-network default. The rule for the remaining 2 states is not classified yet.

  • Plans must pay at least the published rate (2 states). The published rate is your floor. Negotiate up from it, and if a plan pays less, the contract provision is the basis for a payment dispute.
  • Plans negotiate; the published rate applies out of network (1 state). In-network rates can be above or below the published rate. The published rate is the benchmark both sides know, and the fallback if no contract is signed.

Plan-negotiated rates are never estimated here. To see the rule and its citation for a particular state, open that state's managed-care page, for example District of Columbia managed care.

Billing

Units and billing for A4641

A4641 is a HCPCS Level II transportation and supply code in the equipment & supplies line, billed mostly by durable medical equipment suppliers, orthotists, prosthetists and pharmacies. A codes cover ambulance and transportation services and medical and surgical supplies. Transport codes are paid per trip or per mile; supply codes per item or per box as the code states.

Pricing modifiers decide which amount applies: NU for a new purchase, RR for a monthly rental and UE for used equipment. Units follow the code: per item, per pair, per box or per month of rental, so a per-unit comparison only holds when the states use the same unit.

Before billing, confirm the rate, unit and any modifier with the state's current schedule or the plan: the amounts here are as published, not a guarantee of payment.

FAQ

Frequently asked questions

What does Medicaid pay for A4641?

It depends on the state. Of the 5 states with a published fee-for-service rate, the median is $151.58. District of Columbia pays the most ($300.00) and New Mexico the least ($25.06).

Which state pays the highest Medicaid rate for A4641?

District of Columbia, at $300.00, effective 1998-04-01.

Which state pays the lowest Medicaid rate for A4641?

New Mexico, at $25.06, effective 2025-01-01.

What unit is A4641 billed in?

None of the 5 schedules prints a separate unit for A4641, so each amount is a flat payment for one service as the code defines it.

Do managed-care plans pay the same rate for A4641?

Not necessarily. In 2 states, the published rate binds plans: a floor, a pass-through or a state-set rate. In 1 state, plans negotiate and the published rate is a benchmark or out-of-network default. The rule for the remaining 2 states is not classified yet. Each rule is cited to the plan contract, statute or notice in the workspace.