CareSource Ohio Credentialing for Therapists

Last updated: July 4, 2026.

If you are a therapist enrolled with Ohio Medicaid and you want CareSource clients to be in network, you have two separate things to finish, not one. Ohio Department of Medicaid (ODM) centralized credentialing verifies your qualifications one time at the state level. It does not automatically place you in the CareSource network. To be in network with CareSource specifically, you also have to contract with CareSource.

The bottom line: ODM centralized credentialing (done once, in PNM) and a CareSource contract are two different steps. Credentialing answers "is this provider qualified for Ohio Medicaid?" The CareSource contract answers "is this provider in the CareSource network and payable in network?" You need both.

This post walks through how CareSource fits into the Ohio managed-care landscape, how to contract with CareSource after (or alongside) centralized credentialing, what is CareSource-specific, and the exact steps to get from "credentialed" to "in network." It is a plan-specific companion to our Ohio Medicaid credentialing pillar and our centralized credentialing vs. MCO contracting explainer.

TL;DR: Credentialed With ODM Does Not Mean In CareSource

• CareSource is one of seven Ohio Medicaid managed-care plans. ODM credentials providers centrally, but each plan still maintains its own network and contract.

• Centralized credentialing is done once. ODM, through its credentialing verification organization, credentials and recredentials you at the state level in the Provider Network Management (PNM) module. The plans pull from that.

• You still have to contract with CareSource. CareSource says providers who want to participate must complete its New Health Partner Contracting Form to establish the relationship. See CareSource’s become-a-provider page.

• CareSource frames the order as contract first, then credential. CareSource states that providers "will first need to contract with CareSource before becoming credentialed through the centralized process." See CareSource on centralized credentialing.

• You are done when you get your Welcome Letter. CareSource says once you receive your Welcome Letter with your CareSource ID number, you have completed the contracting and credentialing process.

CareSource in the Ohio MCO Landscape

Under the Next Generation of Ohio Medicaid, most Medicaid members are enrolled in one of seven statewide managed-care plans rather than fee-for-service. CareSource is one of those seven plans, alongside AmeriHealth Caritas Ohio, Anthem Blue Cross and Blue Shield, Buckeye Health Plan, Humana Healthy Horizons in Ohio, Molina HealthCare of Ohio, and UnitedHealthcare Community Plan of Ohio.

CareSource has a long history as an Ohio-based Medicaid plan, and it covers a large share of the state’s Medicaid membership. For a therapy practice, that means a meaningful number of prospective clients may carry a CareSource Medicaid card. But covering a member and having you in network are different things: a client can be a CareSource member while your practice is still out of network with CareSource until you contract.

Note: do not confuse plans. CareSource also participates in Next Generation MyCare Ohio (the dual-eligible Medicare-Medicaid program). This post is about CareSource’s general Medicaid managed-care plan. MyCare has its own enrollment and product lines, so confirm which CareSource product a client is on before you assume network status.

Centralized Credentialing vs. CareSource Contracting

This is the distinction that trips up the most therapists, so it is worth being precise.

ODM centralized credentialing is a single, state-level process. ODM credentials each Medicaid provider one time through its centralized credentialing program and recredentials on the state’s cycle. You complete and maintain it in the PNM module, logging in through OH|ID. The goal is to end the old world where every managed-care plan credentialed you separately; now the plans rely on ODM’s one credentialing decision. See ODM’s centralized credentialing overview.

CareSource contracting is a separate agreement between your practice and CareSource. Credentialing establishes that you are qualified; the contract establishes that you are a participating, in-network provider with that specific plan, with negotiated terms and a network effective date. CareSource is explicit that contracting is its own step: "Providers will first need to contract with CareSource before becoming credentialed through the centralized process." See CareSource on centralized credentialing and the PNM portal.

Why this matters for billing: a claim to CareSource for a member’s session can be denied or processed out of network if you are centrally credentialed but never contracted with CareSource, or if the contract’s effective date is after the date of service. Credentialing alone does not create a payable in-network claim.

How to Contract With CareSource in Ohio

CareSource lays out its onboarding in three phases: start contracting, get credentialed, and finish onboarding. Here is how that maps to a therapy practice.

1. Set up your Ohio Medicaid foundation first. Make sure you are enrolled as an Ohio Medicaid provider and set up in PNM through your OH|ID account. ODM centralized credentialing lives in the PNM module. CareSource notes that Ohio Medicaid and MyCare providers should use the PNM module from ODM, which replaced the old MITS provider portal.

2. Submit the New Health Partner Contracting Form. On CareSource’s Become a Participating Provider (Ohio Medicaid) page, complete the New Health Partner Contracting Form to start the contract. CareSource points providers to a "Navigate Becoming a Health Partner" step-by-step guide to reference while filling it out. Start on CareSource’s become-a-provider page.

3. Complete centralized credentialing through ODM/PNM. Credentialing runs through ODM’s centralized process in PNM, not through a separate CareSource credentialing packet. Keep your provider data (license, CAQH-sourced data, demographics, service locations) current so the state-level decision is clean. See how PNM and centralized credentialing work.

4. Wait for your Welcome Letter and CareSource ID. CareSource says that once you receive your Welcome Letter with your CareSource ID number, you have completed the contracting and credentialing process. That CareSource ID is your signal that you are in network for the covered product.

5. Confirm your effective date and portal access before you bill. Verify your network effective date, get set up on the CareSource provider portal, and confirm claims, EDI, and remittance are routed correctly. Do not tell a client they are in network until the contract effective date is confirmed.

CareSource credentialing timelines can run into the range of a couple of months from a complete application, and claims will not pay until your Ohio Medicaid enrollment is also complete, so start early and treat enrollment, contracting, and credentialing as parallel tracks that all must finish.

What Is CareSource-Specific

Most of the credentialing itself is now standardized through ODM, so the CareSource-specific pieces are mainly about contracting, behavioral-health requirements, and portal operations.

• The contract entry point is CareSource’s own form. Unlike credentialing (which is centralized), the New Health Partner Contracting Form is CareSource’s, submitted on CareSource’s site.

• Behavioral health credentials at the individual or group level. All providers, including behavioral health providers, must meet the credentialing requirements in CareSource’s current Ohio Medicaid Provider Manual, either individually or as a group. Decide whether clinicians join under a group contract/tax ID or individually before you submit. See the CareSource Ohio Medicaid Provider Manual.

• CareSource sequences contracting before credentialing. CareSource’s stated order is to contract first via the New Health Partner Form, then move through ODM centralized credentialing.

• Claims, prior authorization, and remittance run through CareSource. For managed-care members, claims and most prior authorizations go through the plan’s portal and processes, not through ODM fee-for-service. Confirm CareSource’s current behavioral-health authorization and claims rules in its provider manual.

On network status: contracting with CareSource is a required, reviewed process, and being centrally credentialed does not guarantee a CareSource contract or a particular effective date. Do not assume acceptance; confirm your specific status directly with CareSource.

The Same Pattern Applies to the Other Six Plans

CareSource is not special in requiring a separate contract. The same "credential once with ODM, then contract with each plan" pattern applies to every Ohio Medicaid managed-care plan. If your clients carry Buckeye, Molina, Anthem, Humana Healthy Horizons, AmeriHealth Caritas, or UnitedHealthcare Community Plan, you contract with each one you want to be in network with, on top of your single ODM centralized credentialing. See the Next Generation managed-care overview. We will cover the other plans in companion posts; the workflow rhymes, but each plan’s form, portal, and behavioral-health rules differ.

Action Steps for Providers

1. Confirm you are enrolled with Ohio Medicaid and set up in PNM via OH|ID, with centralized credentialing complete or in progress.

2. Decide group vs. individual: will clinicians contract with CareSource under a group tax ID or individually? This affects the form and the roster.

3. Submit the New Health Partner Contracting Form on CareSource’s Ohio Medicaid become-a-provider page, using the "Navigate Becoming a Health Partner" guide.

4. Keep provider data current in PNM/CAQH so ODM centralized credentialing does not stall.

5. Watch for the CareSource Welcome Letter and CareSource ID number, then record your network effective date.

6. Set up CareSource portal access and confirm claims, EDI, and remittance routing before you bill CareSource sessions.

7. Verify each client’s specific CareSource product (Medicaid vs. MyCare) and your effective date before treating them as in network.

Where Bomi Fits

Bomi helps Ohio therapy practices manage the operational middle between "credentialed" and "getting paid in network": tracking ODM centralized credentialing status, submitting and following up on plan contracts like CareSource, keeping CAQH and PNM data aligned, verifying benefits, and managing claims and denials once you are live.

We do not control CareSource’s decision or your effective date, and nothing here is a promise of acceptance. What we do is keep the moving parts organized so a contract does not stall because a data field was stale or a step was missed. See how Bomi handles credentialing, our Ohio page, and billing operations.

Shameless Bomi plug: you see the clients. We help make sure the CareSource contract, the ODM credentialing record, and the claim all line up so the revenue actually lands.

Bottom Line

ODM centralized credentialing and a CareSource contract are two different requirements. Centralized credentialing is done once with the state; a CareSource contract puts you in the CareSource network. Submit the New Health Partner Contracting Form, complete centralized credentialing through PNM, and treat yourself as in network only once your Welcome Letter, CareSource ID, and effective date confirm it.

FAQ

Does ODM centralized credentialing put me in the CareSource network?

No. ODM centralized credentialing verifies your qualifications once at the state level in PNM. To be in network with CareSource, you also have to contract with CareSource by submitting its New Health Partner Contracting Form.

How do I start contracting with CareSource in Ohio?

Complete the New Health Partner Contracting Form on CareSource’s Become a Participating Provider (Ohio Medicaid) page, and reference the "Navigate Becoming a Health Partner" step-by-step guide while you fill it out.

Do I contract first or get credentialed first?

CareSource states that providers "will first need to contract with CareSource before becoming credentialed through the centralized process." In practice, enrollment, contracting, and centralized credentialing overlap, so start them early and in parallel.

How do I know when I am in network with CareSource?

CareSource says that once you receive your Welcome Letter with your CareSource ID number, you have completed the contracting and credentialing process. Confirm your network effective date before billing.

Is behavioral health credentialed differently with CareSource?

Behavioral health providers must meet the credentialing requirements in CareSource’s current Ohio Medicaid Provider Manual, either at the individual or group level. The credentialing verification itself runs through ODM’s centralized process, while the contract is with CareSource.

Do I have to do this for the other Ohio Medicaid plans too?

Yes. ODM credentials you once, but each managed-care plan you want to be in network with, including Buckeye, Molina, Anthem, Humana, AmeriHealth Caritas, and UnitedHealthcare Community Plan, requires its own contract.

This post is for general operational education and is not legal, compliance, or billing advice. Always confirm current ODM and managed-care-plan requirements before submitting enrollment, claims, or authorizations.

Sources

• CareSource: Become a Participating Provider (Ohio Medicaid)

• CareSource: Centralized Credentialing & Single Pharmacy Benefit Manager

• CareSource: Next Generation Managed Care

• CareSource: Ohio Medicaid Provider Manual

• Ohio Department of Medicaid: Centralized Credentialing

• Ohio Department of Medicaid: About the PNM Module

• Next Generation of Ohio Medicaid Managed Care

• Ohio PNM portal login (Maximus)

• OH|ID

• Ohio Medicaid credentialing pillar

• Centralized credentialing vs. MCO contracting

• Bomi Credentialing

• Bomi Ohio