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Billing code 661 · Hospital inpatient

661 Medicaid reimbursement rate by state (2026)

Inpatient DRG pricing input (outlier, cost ratio, stay). Medicaid pays a median of $1.20 for 661 across 13 states, from $0.2385 in Virginia to $2,416.49 in New Hampshire.

Data as of Oct 5, 202613 statesEvery rate links to its official source

States publishing
13
National median
$1.20units vary by state
Lowest
$0.2385Virginia
Highest
$2,416.49New Hampshire
Answer

What does Medicaid pay for 661?

13 state Medicaid programs publish a fee-for-service rate for 661. The national median is $1.20 (units differ between states). New Hampshire pays the most, $2,416.49, and Virginia the least, $0.2385 per EAPG Weight Effective 7/1/2016, a 10132.0x spread.

State ranking

661 rate by state: highest, middle and lowest

One like-for-like fee-for-service rate per state, ranked. The workspace lists all 13 states with every variant, modifier and effective date.

#StateMedicaid rateUnitPer hourManaged-care plans% of Medicare
1New Hampshire Source · since 2025-10-01$2,416.49——Plans must pay at least this—
2Kansas Source · since 2023-01-01$78.00——Plans must pay at least this—
3New York Source · since 2018-07-01$4.00days (average length of stay)—Suggested schedule for plans—
6New Mexico Source · since 2026-09-24$1.70——Plans must pay at least this—
7West Virginia Source · since 2025-10-01$1.20——Plans negotiate; applies out of network—
8Oregon Source · since 2025-10-01$1.04Weights - 10% Cap Applied—Not classified—
12Illinois Source · since 2019-10-01$0.259——Plans negotiate; applies out of network—
13Virginia Source · since 2016-07-01$0.2385EAPG Weight Effective 7/1/2016—Plans negotiate; applies out of network—
See all 13 states for 661 — start free

5 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
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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 661 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 661, 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. 8 of the 13 states list more than one rate for 661, 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. Of the 13 states, 1 publish 661 per days (average length of stay), 1 per weight, 1 per weights - 10% cap applied and 2 in other units, and 8 schedules print no unit at all (a flat amount per service).
  • Per hour. 661 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 661, 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 661 rates differ between states

Published rates for 661 run from $0.2385 in Virginia to $2,416.49 in New Hampshire. The two publish it in different units (no unit printed versus EAPG Weight Effective 7/1/2016), so part of that gap is the unit rather than the price. Half the states pay more than the median of $1.20 and half pay less. The usual reasons for a spread like this in hospital inpatient rates:

  • States use different inpatient grouper systems, so a diagnosis-related group weight in one state is not comparable with a weight from another grouper.
  • Base rates are often hospital-specific, adjusted for wages, teaching and other factors, so the same weight produces a different payment at each hospital.
  • Some states still pay certain hospitals or stays per day instead of per discharge.

Timing matters too. 2 states set the current rate for 661 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 661

What a plan pays for 661 is negotiated privately, but the state decides how much room there is to negotiate. Here is how the rules break down across the 13 states.

In 6 states, the published rate binds plans: a floor, a pass-through or a state-set rate. In 5 states, 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 (5 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 (4 states). 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.
  • Suggested schedule for plans (1 state). Use the schedule as a public benchmark in negotiations; the actual rate is whatever you and the plan agree.
  • The state sets the plan rate (1 state). There is little to negotiate on price. Contracting is about network participation, authorization and billing terms.

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 New Hampshire managed care.

Billing

Units and billing for 661

661 is a inpatient DRG in the hospital inpatient line, billed mostly by hospitals. Inpatient stays are paid per discharge: a diagnosis-related group weight multiplied by a hospital base rate, with outlier payments for unusually costly stays. A value on this page can therefore be a weight or a pricing input, not dollars.

A value here may be a relative weight, an average length of stay, an outlier threshold or another pricing input. The payment is the weight multiplied by the hospital's base rate.

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 661?

It depends on the state. Of the 13 states with a published fee-for-service rate, the median is $1.20. New Hampshire pays the most ($2,416.49) and Virginia the least ($0.2385 per EAPG Weight Effective 7/1/2016).

Which state pays the highest Medicaid rate for 661?

New Hampshire, at $2,416.49, effective 2025-10-01.

Which state pays the lowest Medicaid rate for 661?

Virginia, at $0.2385 per EAPG Weight Effective 7/1/2016, effective 2016-07-01. It publishes the code in a different unit from New Hampshire, so compare per unit with care.

What unit is 661 billed in?

Of the 13 states, 1 publish 661 per days (average length of stay), 1 per weight, 1 per weights - 10% cap applied and 2 in other units, and 8 schedules print no unit at all (a flat amount per service).

Do managed-care plans pay the same rate for 661?

Not necessarily. In 6 states, the published rate binds plans: a floor, a pass-through or a state-set rate. In 5 states, 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.