ModivCare vs. MTM: A Billing Guide for Operators Working Both Broker Portals

Most NEMT operators of any size end up contracted with more than one broker. ModivCare and MTM are the two largest managers of state Medicaid NEMT benefits in the country, and if you run trips in more than one state or serve more than one managed care plan, there’s a good chance you’re billing through both. Each broker runs its own portal, its own authorization rules, and its own documentation standards, and treating them as interchangeable is one of the most common sources of avoidable denials.

Where the two brokers actually differ

Authorization workflow. Both brokers require prior authorization for most non-urgent trips, but the lead time, renewal cadence, and portal interface for requesting it differ. An authorization workflow tuned for one broker’s turnaround time will consistently run late against the other’s if you don’t separate the two processes.

Trip confirmation and documentation. Both brokers expect proof of trip completion, but the accepted formats and required fields aren’t identical. A documentation packet that satisfies one broker’s claim review can be rejected by the other for missing a field it specifically requires, even though the underlying trip was legitimate and fully documented by your driver.

Trip verification technology. Brokers increasingly require electronic trip verification rather than paper signatures, whether that’s a driver-facing app, a rider confirmation step, or GPS-based confirmation of pickup and drop-off. The specific tool, the data it captures, and how strictly it’s enforced differs by broker and often by state contract. A driver workflow built around one broker’s verification app doesn’t automatically satisfy the other’s requirements.

Reimbursement rates and service level definitions. Rates and the criteria that qualify a rider for wheelchair or stretcher-level service are set at the state and plan level, not standardized nationally by either broker. The same rider classification can be billed correctly under one broker’s rules and incorrectly under the other’s.

Provider enrollment and credentialing. Getting credentialed as a network provider, and staying credentialed, follows a separate process with each broker: separate applications, separate renewal timelines, and separate documentation requirements for driver and vehicle files. Letting one broker’s credentialing lapse while you’re focused on the other is a common way operators unexpectedly lose the ability to bill trips they’ve already run.

Claim submission windows and formats. Timely filing deadlines and accepted submission formats vary by broker and, in some cases, by the specific state Medicaid contract each broker operates under. A submission cadence built around one broker’s deadline will eventually cause you to miss the other’s.

Appeals and dispute processes. When a claim is denied, the process for disputing it, required documentation, appeal deadlines, and how the decision gets communicated back to you differs by broker. An operator fluent in one broker’s appeals process often lets winnable disputes with the other broker quietly expire because the process didn’t look familiar.

A quick side-by-side

The specific numbers behind each of these (lead times, filing windows, accepted formats) come from your state contract with each broker, not from a fixed national standard, so we won’t put invented figures in front of you here. What’s consistent is which categories require a separate process rather than a shared one:

Process area	Shared across brokers?	Where the difference usually shows up
Authorization request	No	Lead time, renewal cadence, portal workflow
Trip documentation	No	Required fields, accepted formats
Trip verification	No	App, GPS confirmation, or signature requirements
Reimbursement rates	Set by state/plan	Same rider, different plan, different rate
Credentialing	No	Separate applications and renewal timelines
Filing deadlines	No	Timely filing windows differ by contract
Appeals process	No	Documentation, deadlines, escalation path

The takeaway from this table isn’t which broker is “harder.” It’s that almost nothing in this list is safe to assume carries over from one broker to the other, which is exactly why a single unified process tends to fail quietly rather than obviously.

The mistake operators make most often

The most common failure mode isn’t misunderstanding either broker individually. It’s running a single, unified billing process across both and assuming the rules are close enough to interchange. They aren’t. Trip authorization requested through the wrong workflow, documentation submitted in the wrong format, or a claim filed one day past a shorter deadline are all denials that have nothing to do with whether the trip actually happened and everything to do with process mismatch.

This mistake compounds as you scale. At low volume, a dispatcher or biller who’s simply more familiar with one broker can paper over the differences by remembering the exceptions. Past a certain trip volume, that informal knowledge stops scaling, new hires don’t have it, and the gap between “how we bill ModivCare” and “how we bill MTM” starts showing up as a steady, hard-to-diagnose drag on your overall denial rate rather than a handful of obvious mistakes.

Onboarding a second broker without breaking the first

Adding a second broker relationship, or picking up a new state contract that routes through a broker you haven’t worked with before, is where a lot of this confusion actually starts. A few things are worth doing deliberately rather than letting the new relationship absorb your existing process by default:

Read the provider manual before your first trip, not after your first denial. Every broker publishes a provider or operations manual covering documentation, authorization, and billing requirements. It’s long and not exciting reading, but it’s the fastest way to find the specific fields and formats that differ from what you already know, before they show up as denials.

Build the new broker’s checklist from scratch. Don’t start by copying your existing broker’s documentation checklist and editing it. Requirements that look similar on the surface (a signature field, a timestamp format) are exactly where small differences hide, and starting from a blank checklist forces you to confirm each requirement rather than assume it.

Run a small batch before scaling volume. If you can control it, route a small number of trips through the new broker first and watch how the claims perform before shifting significant volume over. Denials on a small batch are a cheap way to find a process gap. Denials on a full month of volume are not.

Confirm your credentialing status directly, not just your contract status. Being under contract with a broker and being fully credentialed to bill them are not always the same date. Confirm with your provider relations contact that credentialing is complete and active before you start billing at volume.

How to run both without doubling your denial rate

Separate the workflows, not just the contracts. Treat each broker as its own end-to-end process: its own authorization tracking, its own documentation checklist, its own submission calendar. A single spreadsheet or drop-down field distinguishing “ModivCare” from “MTM” isn’t enough if the underlying steps aren’t actually broker-specific.

Track deadlines independently. Build separate submission calendars for each broker rather than a single combined one. The broker with the shorter filing window is the one that will quietly generate denials if your team defaults to the more familiar broker’s timeline.

Audit denials by broker, not just in aggregate. If you only track an overall denial rate, you’ll miss that one broker is consistently denying claims for a specific, fixable reason. Breaking denial data out by broker usually surfaces a pattern within the first month of looking.

Reconfirm rider eligibility per plan, not per broker relationship. A rider’s managed care plan, not the broker, ultimately determines coverage rules. The same rider can move between plans that route through different brokers, and eligibility needs to be reverified against the plan actually in effect for that trip.

Build broker-specific claim scrubbing rules. If you run any kind of pre-submission claim check, whether it’s a manual checklist or automated scrubbing, make sure the rules are tagged by broker. A single generic scrub that’s really tuned to one broker’s requirements will pass claims that look fine but are missing the other broker’s specific fields.

Cross-train deliberately, not by accident. Don’t let broker expertise concentrate in one person by default. If the one team member who “knows MTM” goes on leave or leaves the company, you need someone else who can step in without relearning the differences from scratch through a wave of new denials.

Calendar credentialing renewals for both brokers separately. Credentialing lapses are easy to miss because they don’t show up as a denial pattern until every claim with that broker starts failing at once. Track renewal dates for both brokers with the same discipline you’d apply to a licensing deadline.

Frequently asked questions

Can an NEMT operator bill both ModivCare and MTM? Yes, and it’s common for operators of any real size to end up contracted with both, especially if they run trips in more than one state or serve more than one managed care plan. The two aren’t mutually exclusive; the work is in keeping the two processes properly separated rather than in choosing one.

Which broker pays faster, ModivCare or MTM? This depends on the specific state contract and plan, not on the broker company as a whole, so there isn’t a single accurate answer that applies everywhere. Ask your provider relations contact at each broker for the payment timeline that applies to your specific contract rather than relying on a general reputation.

Do I need separate credentialing for ModivCare and MTM? Yes. Credentialing is broker-specific, with its own application and its own renewal timeline for each. Being credentialed with one doesn’t carry over to the other, even within the same state.

What’s the biggest billing mistake operators make working with both? Running a single unified process and assuming the two brokers’ rules are close enough to interchange. Most of the avoidable denials that come from working multiple brokers trace back to a step that was handled the way one broker expects, but not the other.

Should I use different staff for each broker, or the same team for both? Either can work, but the process has to be broker-specific regardless of who executes it. A dedicated team per broker makes the separation easier to enforce; a shared team can work just as well if the checklists, calendars, and claim scrubbing rules are actually broker-tagged rather than generic.

Working with both brokers doesn’t have to mean double the overhead

The operators who handle multi-broker billing well aren’t running two full billing departments. They’re running one team with two clearly separated processes, checklists, and calendars, and enough visibility to catch a broker-specific pattern before it becomes a month of denied claims.

If you’re not sure how much a broker-specific mismatch is costing you, our NEMT revenue calculator can give you a starting estimate based on your trip volume and current denial rate.