Cost of a Knee Replacement Surgery Visit
in Illinois
Illinois's healthcare market, concentrated heavily in the Chicago metropolitan area with over 60% of the state's specialists, creates significant cost variations for Knee Replacement Surgery visits across different regions. Patients typically pay between variable ranges depending on location and insurance coverage, with extensive provider networks offering competitive options. With thousands of active Knee Replacement Surgery providers throughout Illinois, patients can browse all available specialists to find the most suitable and affordable care option.
Average
$1,884
Median
$1,778
Lowest
$85
Highest
$3,789
Providers
4,831
17% below national average
Important: These are cost estimates only — not a quote and not medical advice.
The prices on this page are self-pay rates, drawn from federal Transparency in Coverage machine-readable files (CPT 27447 — Total knee arthroplasty). They represent what a patient might pay without insurance.
Your actual cost depends on: your specific insurance plan, your remaining deductible, your coinsurance percentage, whether you have met your out-of-pocket maximum, whether the facility and provider are both in-network, and any separate anesthesia or implant fees billed independently.
This page does not constitute medical advice. Whether you need this procedure, and which approach is right for you, is a decision to make with a licensed healthcare provider.
Where this data comes from & what CPT 27447 covers
Data source: Cost figures are derived from UnitedHealthcare Transparency in Coverage machine-readable files for CPT code 27447 (Total knee arthroplasty), as mandated by the CMS Price Transparency Rule.
What CPT 27447 covers: the provider's professional fee for knee replacement. It does not include facility/hospital fees, anesthesia, pre-operative imaging, post-operative care, or any add-on codes billed separately.
How to Find the Right Knee Replacement Surgery Near You in Illinois and Compare Costs
Verify the Doctor's Credentials and Specialty Focus
Board certification in orthopedic surgery is essential when selecting a Knee Replacement Surgery provider, as this validates their specialized training in joint replacement procedures. Look for surgeons who focus specifically on knee procedures and have experience with your particular condition, whether it's osteoarthritis, rheumatoid arthritis, or post-traumatic joint damage. Many Illinois providers also offer subspecialty expertise in minimally invasive techniques or revision surgeries.
Check Network Status Before Booking
The difference between in-network and out-of-network costs for Knee Replacement Surgery can exceed thousands of dollars, making network verification critical before scheduling. Illinois patients should confirm their surgeon's network status with their specific insurance plan, as networks can vary even within the same insurance company. Many practices offer online verification tools or can check your coverage during the initial phone call.
Compare Out-of-Pocket Costs Across Providers
Hospital-based orthopedic clinics in Illinois typically charge facility fees on top of surgeon fees, while independent surgical practices often have lower overall costs for consultations and minor procedures. Geographic location within Illinois also impacts pricing, with Chicago-area providers generally charging 15-25% more than those in smaller cities like Peoria or Springfield. The same consultation can vary by hundreds of dollars depending on whether you visit a university medical center versus a community-based practice.
Ask About Self-Pay Discounts
Many orthopedic practices throughout Illinois offer cash-pay discounts ranging from 10-30% off their standard rates for uninsured patients or those with high-deductible plans. These discounts often apply to both consultations and surgical procedures, making direct payment an attractive option for some patients. Most providers also offer payment plans or financing options to help manage the cost of treatment over time.
Skip the research. Momentary Lab searches thousands of Knee Replacement Surgery providers in Illinois, compares costs, and checks your insurance in seconds.
Top-Rated Hospitals in Illinois
These hospitals in Illinois are top-rated for patient satisfaction. Review data sourced from HCAHPS Patient Survey.
GALENA, IL
CARTHAGE, IL
GIBSON CITY, IL
MONMOUTH, IL
Hospital ratings are based on HCAHPS (Hospital Consumer Assessment of Healthcare Providers and Systems) survey data published by CMS.
Does Your Insurance Cover Knee Replacement Surgery Visits in Illinois?
Illinois's insurance market is dominated by Blue Cross Blue Shield of Illinois, UnitedHealthcare, and Aetna, with Medicaid expansion providing coverage to over 3 million residents. The state's competitive insurance environment in urban areas contrasts with more limited options in rural counties, affecting both network choices and negotiated rates for specialist care.
Understanding Referral Requirements
Most HMO plans in Illinois require a primary care physician referral before covering Knee Replacement Surgery visits, while PPO plans typically allow direct access to orthopedic specialists. Illinois has a relatively high HMO penetration rate, particularly among Medicaid managed care plans, so checking your plan's referral requirements can prevent unexpected coverage denials. Some insurance plans also require pre-authorization for certain imaging studies that may be ordered during your visit.
What In-Network Actually Means for Your Costs
Illinois insurance plans often use tiered networks where your out-of-pocket costs vary based on the provider tier, with academic medical centers typically in higher-cost tiers. The No Surprises Act protects patients from unexpected bills when receiving emergency care or when out-of-network providers treat patients at in-network facilities. Hospital-based outpatient clinics may generate separate facility fees even when the surgeon is in-network, so confirm both provider and facility network status.
Key Questions to Ask Before Your Visit
Before scheduling your Knee Replacement Surgery visit, confirm that both the surgeon and surgical facility are in your insurance network to avoid surprise bills. Ask whether you need a referral from your primary care physician and verify your specialist visit copay or deductible responsibility. Inquire about prior authorization requirements for any imaging studies like MRIs or CT scans that might be recommended during your consultation, and clarify whether surgical procedures would require separate pre-approval from your insurance plan.
Medicaid and Medicare Coverage in Illinois
Illinois expanded Medicaid under the Affordable Care Act, providing orthopedic specialist coverage to eligible adults with incomes up to 138% of the federal poverty level. Medicaid managed care plans in Illinois typically cover Knee Replacement Surgery visits with minimal copays, though prior authorization may be required for surgical procedures. Medicare Part B covers orthopedic specialist visits at 80% of the approved amount after you meet your annual deductible, with Medicare Advantage plans often offering different cost-sharing structures.
Check your coverage instantly. Tell our AI Navigator your insurance plan and provider -- we will tell you exactly what you will pay.
Why Knee Replacement Surgery Visit Costs Vary Across Illinois
Illinois healthcare costs run approximately 10% above the national average, driven primarily by the concentration of high-cost academic medical centers in Chicago and the state's higher-than-average physician salaries. The stark contrast between urban and rural provider availability creates significant cost and access disparities across the state's diverse geographic regions.
Urban vs. Rural Provider Availability
The Chicago metropolitan area houses nearly two-thirds of Illinois's orthopedic surgeons, while rural counties in southern and western Illinois often have limited or no local Knee Replacement Surgery options. This geographic concentration forces many rural patients to travel significant distances for specialized care, though it also creates competitive pricing in urban markets. Telemedicine consultations have begun bridging some access gaps, particularly for post-operative follow-up visits.
Facility Type and Overhead Costs
Major health systems like Northwestern Medicine, Rush University Medical Center, and OSF HealthCare dominate Illinois's orthopedic landscape, with hospital-based practices typically charging higher facility fees than independent surgical groups. Academic medical centers in Chicago command premium pricing due to their research focus and complex case referrals, while community hospitals in smaller cities like Rockford or Champaign often offer more competitive rates. Ambulatory surgery centers throughout Illinois provide cost-effective alternatives for many orthopedic procedures compared to hospital-based facilities.
Insurance Market Competition in Illinois
Blue Cross Blue Shield of Illinois maintains the largest market share statewide, followed by UnitedHealthcare and Aetna, creating moderate competition that helps contain specialist costs in urban areas. Rural Illinois counties often have fewer insurance options on the individual market, potentially limiting network choices for Knee Replacement Surgery providers. The state's Medicaid managed care contracts with multiple insurers have increased competition for specialist networks, benefiting patient access and cost control.
Physician Supply and Demand in Illinois
Illinois has over 4,800 providers performing Knee Replacement Surgery procedures, indicating robust specialist availability that helps moderate pricing through competition. The concentration of orthopedic residency programs in Chicago creates a steady pipeline of new surgeons, though many migrate to suburban or out-of-state practices after training. This abundant supply in urban areas contrasts sharply with specialist shortages in rural regions, creating wait time and cost disparities across the state.
Compare Similar Procedures
How does knee replacement compare to related procedures in Illinois?
| Procedure | CPT | Low | Median | High | Providers |
|---|---|---|---|---|---|
| Hip Replacement Total hip replacement (arthroplasty) | 27130 | $85 | $1,664 | $3,707 | 4,966 |
| Cataract Surgery Cataract extraction with intraocular lens insertion | 66984 | $418 | $694 | $1,200 | 3,854 |
| Knee Arthroscopy Arthroscopy of the knee with meniscectomy | 29881 | $90 | $655 | $1,895 | 4,839 |
| Gallbladder Removal (Laparoscopic) Laparoscopic cholecystectomy | 47562 | $85 | $943 | $1,984 | 4,987 |
| Appendectomy (Laparoscopic) Laparoscopic appendectomy | 44970 | $85 | $857 | $1,654 | 6,834 |
| Hysterectomy (Laparoscopic) Laparoscopic total hysterectomy | 58571 | $85 | $1,214 | $2,665 | 5,065 |
| Septoplasty Nasal septum repair | 30520 | $512 | $683 | $1,289 | 3,659 |
| Tonsillectomy Tonsillectomy, primary or secondary | 42820 | $253 | $339 | $596 | 3,648 |
| Inguinal Hernia Repair Inguinal hernia repair | 49505 | $90 | $707 | $1,569 | 4,730 |
| Mastectomy Partial or simple mastectomy | 19301 | $90 | $740 | $1,846 | 4,743 |
| Carpal Tunnel Surgery Open carpal tunnel release | 64721 | $372 | $594 | $1,070 | 3,849 |
Jayant Panwar
CEO, Momentary Labs · San Francisco, CA
Jayant has analyzed healthcare pricing data from CMS Transparency in Coverage files since 2022, covering more than 50 million negotiated rate records across all 50 states. His work focuses on making insurer machine-readable files accessible to patients and researchers.
The cost figures on this page reflect his ongoing work to make this data accessible to patients.
Frequently Asked Questions — Knee Replacement Surgery Costs in Illinois
What is the average cost of a Knee Replacement Surgery visit in Illinois without insurance?
Does Illinois Medicaid cover Knee Replacement Surgery visits?
How do I find an affordable Knee Replacement Surgery near me in Illinois?
What is the difference in cost between an initial consultation and a follow-up visit?
Can I use an HSA or FSA to pay for a Knee Replacement Surgery visit in Illinois?
How does telemedicine affect the cost of seeing a Knee Replacement Surgery in Illinois?
Find an Affordable Knee Replacement Surgery Near You in Illinois — Powered by AI
Finding the right Knee Replacement Surgery provider in Illinois shouldn't require hours of phone calls and insurance verification. Momentary Lab's AI-powered platform instantly compares costs from thousands of Illinois orthopedic surgeons, checks your specific insurance coverage, and identifies the most affordable in-network options in your area. Get your personalized cost estimate -- free, instant, no sign-up required.
Click a state to compare costs
Average Visit Cost
Office visit (CPT 27447)
| Rank | State | Average↓ |
|---|---|---|
| 1 | Wisconsin Range: $73 – $10,559 | $4,785 |
| 2 | Rhode Island Range: $1,136 – $6,051 | $3,170 |
| 3 | Alaska Range: $1,136 – $6,451 | $3,152 |
| 4 | Massachusetts Range: $1,061 – $6,051 | $3,102 |
| 5 | Connecticut Range: $909 – $6,051 | $2,917 |
| 6 | Delaware Range: $1,005 – $6,051 | $2,914 |
| 7 | Montana Range: $92 – $6,877 | $2,879 |
| 8 | Pennsylvania Range: $909 – $6,051 | $2,837 |
| 9 | Wyoming Range: $1,657 – $4,492 | $2,807 |
| 10 | South Dakota Range: $1,099 – $5,330 | $2,798 |
| 11 | Georgia Range: $1,131 – $5,082 | $2,783 |
| 12 | New York Range: $898 – $6,051 | $2,746 |
| 13 | Minnesota Range: $873 – $5,078 | $2,705 |
| 14 | New Hampshire Range: $1,433 – $4,078 | $2,650 |
| 15 | Iowa Range: $95 – $4,753 | $2,594 |
| 16 | West Virginia Range: $1,204 – $4,734 | $2,556 |
| 17 | Nebraska Range: $1,637 – $3,009 | $2,527 |
| 18 | Washington Range: $1,606 – $3,703 | $2,474 |
| 19 | New Jersey Range: $952 – $4,588 | $2,321 |
| 20 | New Mexico Range: $1,216 – $3,606 | $2,318 |
| 21 | North Carolina Range: $1,136 – $3,785 | $2,311 |
| 22 | Maine Range: $1,713 – $2,689 | $2,297 |
| 23 | Oregon Range: $1,116 – $3,635 | $2,288 |
| 24 | District of Columbia Range: $1,061 – $3,475 | $2,286 |
| 25 | Colorado Range: $1,136 – $3,475 | $2,220 |
| 26 | North Dakota Range: $1,198 – $3,475 | $2,189 |
| 27 | Utah Range: $842 – $2,906 | $2,184 |
| 28 | Kentucky Range: $977 – $3,564 | $2,126 |
| 29 | Michigan Range: $1,136 – $3,355 | $2,121 |
| 30 | Maryland Range: $1,204 – $3,475 | $2,015 |
| 31 | Idaho Range: $1,061 – $3,049 | $2,001 |
| 32 | Indiana Range: $90 – $4,087 | $1,966 |
| 33 | Hawaii Range: $1,018 – $2,946 | $1,953 |
| 34 | Vermont Range: $958 – $3,286 | $1,900 |
| 35 | South Carolina Range: $1,060 – $3,108 | $1,898 |
| 36 | Mississippi Range: $1,039 – $3,303 | $1,895 |
| 37 | Illinois Range: $85 – $3,789 | $1,884 |
| 38 | Arkansas Range: $1,138 – $2,603 | $1,878 |
| 39 | Texas Range: $1,056 – $3,006 | $1,877 |
| 40 | California Range: $75 – $3,286 | $1,863 |
| 41 | Nevada Range: $1,136 – $2,632 | $1,853 |
| 42 | Alabama Range: $964 – $2,946 | $1,845 |
| 43 | Tennessee Range: $1,147 – $2,647 | $1,843 |
| 44 | Missouri Range: $1,272 – $2,246 | $1,811 |
| 45 | Virginia Range: $976 – $2,946 | $1,798 |
| 46 | Louisiana Range: $989 – $2,664 | $1,757 |
| 47 | Kansas Range: $1,272 – $2,223 | $1,698 |
| 48 | Ohio Range: $848 – $2,491 | $1,603 |
| 49 | Arizona Range: $1,097 – $2,276 | $1,503 |
| 50 | Oklahoma Range: $85 – $2,533 | $1,311 |
| 51 | Florida Range: $35 – $2,438 | $843 |
Jayant Panwar
CEO & Healthcare Data Analyst, Momentary Labs
Last updated: April 4, 2026
About This Data
Cost data sourced from Transparency in Coverage (TiC) machine-readable files published by UnitedHealthcare as required by the CMS Price Transparency Rule. These are actual negotiated rates between insurers and providers — not estimates.
Prices shown are for Total knee arthroplasty (CPT 27447) in Illinois, aggregated across 4,831 provider contracts.
Actual out-of-pocket costs depend on your insurance plan, deductible, coinsurance, and services received. This is not medical advice.
About this page
Data source: UnitedHealthcare Transparency in Coverage machine-readable files, CPT 27447, Illinois providers. Rates represent in-network negotiated amounts and may vary by plan type.
Editorial policy: Momentary Labs does not accept payment from providers, hospitals, or insurers to influence cost rankings or editorial content. Read our full editorial policy.
Corrections: If you believe any cost figure or clinical information on this page is inaccurate, please report it here. We review all submissions within 5 business days.
