The single most common CAQH mistake is treating it as a one time task. A provider builds the profile, attests once, and assumes the job is done. It is not. CAQH credentialing is a profile you keep current on a fixed schedule, and the moment you forget, payers start reading your data as stale. This guide walks the whole thing end to end, so you can complete and maintain CAQH yourself, step by step. If you would rather hand it off, we cover that at the end too.
What CAQH credentialing is
CAQH stands for the Council for Affordable Quality Healthcare, a nonprofit alliance of US health plans. CAQH credentialing refers to the process of building and maintaining a provider profile in the CAQH system so health plans can verify your professional information from one place.
That profile lives in CAQH ProView, now called the CAQH Provider Data Portal. You enter your credentials once, keep them current, and authorize health plans to read them. Instead of filling out a separate credentialing packet for every insurer, you maintain one record and let the payers pull from it. That is the entire point of the system, and it is why CAQH sits at the center of getting in network.
CAQH itself does not credential you or approve you for a network. It holds your verified data. The health plans use that data to run their own credentialing decisions.
Who needs a CAQH profile
If you plan to bill commercial insurance, you almost certainly need one. Aetna, Cigna, UnitedHealthcare, Humana and most Blue Cross Blue Shield plans use CAQH to gather provider data, so a complete profile is usually a requirement before they will start credentialing you.
This applies to physicians, nurse practitioners, physician assistants, therapists, dentists and most other licensed providers who join commercial networks. One prerequisite comes first: your NPI. Your National Provider Identifier is issued by CMS through NPPES, and CAQH asks for it during setup. The NPI and the CAQH Provider ID are two different numbers, so get the NPI in place before you begin.
Before you start: NPI and documents
CAQH wants proof, not just typed answers, so gather your documents before you log in. Having them ready turns a multi day chore into a single sitting.
| Document | Why CAQH needs it |
|---|---|
| Current state license | Confirms you are licensed to practice; add every state you work in |
| NPI confirmation | Links your profile to your NPPES record |
| DEA registration | Required if you prescribe controlled substances |
| Malpractice insurance face sheet | Shows your coverage dates and limits |
| Board certification | Verifies your specialty credentials |
| Signed IRS W-9 | Ties the profile to the correct tax ID |
| Current CV | Full work history, reverse chronological, with gaps explained |
A clean CV matters more than people expect. CAQH asks for a continuous work history, and any unexplained gap is a common reason a profile stalls before a payer ever sees it.
How to complete CAQH credentialing, step by step
Here is the full sequence. Follow it in order, because each step depends on the one before it.
Skip any one of these and the profile sits incomplete. To a payer, an incomplete CAQH record looks identical to no record at all, and credentialing cannot start.
The 120 day reattestation cycle
This is the step everyone forgets, and it is the whole reason CAQH is ongoing work rather than a one time form. CAQH requires you to reattest your profile every 120 days, four times a year, even when nothing has changed.
| Item | Detail |
|---|---|
| Standard reattestation | Every 120 days, four times per year |
| Illinois | A longer 180 day window applies Illinois 180 day exception against current CAQH policy |
| What it confirms | That your information is still accurate and current |
| If you miss it | The profile shows as expired and is treated as stale |
CAQH does send reminder emails, but they land in busy inboxes and get missed. When the window closes without an attestation, your profile flips to expired. An expired profile is a red flag, and some payers read it as a reason to drop you from the network. Put the date on a calendar and reattest on schedule, every quarter, whether your details changed or not.
How payers pull from CAQH
Once your profile is complete, attested and authorized, the data flow is straightforward. A health plan you authorized requests your profile from CAQH, pulls the credentials and documents, and runs them through its own credentialing and primary source verification. CAQH supplies the data; the plan makes the decision.
This is why authorization is not optional. A payer that cannot read your CAQH profile cannot credential you, no matter how complete the profile is. Global authorization is simplest for providers who want to be visible to every participating plan. Whenever you update a credential, reattesting pushes the corrected data to every plan reading your profile, which is why keeping it current protects your in network status across all of them at once.
Common CAQH rejection and expiration pitfalls
Most CAQH problems come from a short list of avoidable issues:
Work that list before you submit, and again at every reattestation, and most CAQH headaches disappear.
Frequently asked questions
You can absolutely run CAQH yourself with this guide. If you would rather not track the 120 day clock and chase document expiry dates, we set up and maintain CAQH profiles as a done for you service. See CAQH registration and maintenance, or if your real goal is getting in network across Medicare, Medicaid and commercial plans, start with payer enrollment. New to all of this? Read what medical credentialing is and the credentialing timeline and checklist.
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*ProCred — national medical credentialing and payer enrollment for providers, groups and facilities across the United States.*