CHAMPVA Doctors in Illinois
150,411 providers in Illinois accept Medicare assignment, which means they can bill CHAMPVA. There is no CHAMPVA network, so use the list below, then confirm with the office by phone.
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CHAMPVA-eligible providers in Illinois by specialty
These are the counts of Illinois providers who accept Medicare assignment, and therefore can bill CHAMPVA, in the specialties CHAMPVA families search for most. Every count comes from the public federal CMS registry, updated 2026-09-07.
| Specialty | Providers in Illinois |
|---|---|
| Family practice | 9,744 |
| Internal medicine | 10,386 |
| Nurse practitioners | 24,281 |
| Physician assistants | 14,870 |
| Psychiatry | 2,002 |
| Clinical psychologists | 1,926 |
| Cardiology | 3,630 |
Counts reflect providers who accept Medicare assignment statewide. Acceptance of CHAMPVA is confirmed office by office, so always call before your visit.
What CHAMPVA covers in Illinois, by specialty
Coverage rules differ by specialty. Each page explains what CHAMPVA pays for, what needs approval, and opens a Illinois search with that specialty already selected.
Using CHAMPVA in Illinois
CHAMPVA works the same in every state: after your $50 yearly outpatient deductible, CHAMPVA pays 75 percent of the allowable amount for covered care and you pay 25 percent, with your family's yearly costs capped at $3,000. Hospitals that participate in Medicare must accept CHAMPVA, and individual practices decide for themselves, which is why the phone call matters.
New to the program? Start with What is CHAMPVA, check the real cost breakdown, or grab the phone script that gets offices to yes.
Common questions
How many CHAMPVA-eligible providers are in Illinois?
Our index shows 150,411 providers in Illinois who accept Medicare assignment, which means they can bill CHAMPVA. Acceptance is confirmed office by office, so always call first.
Do hospitals in Illinois take CHAMPVA?
Medicare-participating hospitals are required to accept CHAMPVA for covered services, and nearly every hospital in Illinois participates in Medicare.
Does CHAMPVA require referrals in Illinois?
No. CHAMPVA does not require referrals anywhere in the country. A short list of services needs preauthorization instead: inpatient mental health care, substance use treatment, the limited dental care CHAMPVA covers, and organ transplants.