Find in-network specialists by insurance plan, before you send the referral.

Search by specialty and insurance plan, see referral and prior-authorization rules, and see where public sources disagree.

Now serving colorectal surgery and neurosurgery practices in Maricopa County; other specialties by inquiry.

Are you a specialist's office? See our listing audits

Verinex Specialist Finder search results for colorectal surgery, showing sources and phone and address fields, with provider details hidden.

Why referrals bounce

A specialist's address, phone number or plan network can be listed differently in the national NPI registry, CMS data and each health plan's directory. When sources disagree, referrals can go to the wrong office or to a specialist who isn't in the patient's network. Verinex puts those sources side by side.

How it works

1

Pick a specialty and an insurance plan.

2

See specialists listed in that plan's network, with the plan's referral and prior-authorization rules where we have them on file.

3

Open any specialist to compare what each public source says, with dates.

Who it's for

Referral teams and primary-care offices

See how Verinex can help.

Talk to us

Specialist practices

Get your practice listed correctly everywhere referrals look.

For practices

Health plans

See how Verinex can help.

Talk to us

Built from public data

We use the NPI registry (NPPES), CMS provider and Medicare data, health plan provider directories and marketplace plan files. We never collect or receive patient information.

What we found in our Maricopa County pilot

Colorectal surgeons and neurosurgeons, our first two pilot specialties.

226

colorectal surgeons and neurosurgeons analyzed

149 (66%)

have at least one place where sources disagree

330

items where sources disagree

45 of 64 · 104 of 162

colorectal surgeons · neurosurgeons

Public data as of October 2, 2026. 'Sources disagree' means two public sources list different information. It does not mean any plan, directory or provider is wrong.

Want to see it with your providers?

Ask about your specialty