Logo
By Jayant Panwar, Healthcare Data AnalystUpdated April 4, 2026Editorial policy
Disclaimer: This page provides cost comparison data sourced from insurer Transparency in Coverage files. It is not medical advice. Consult a qualified healthcare provider for medical decisions.Learn about our data methodology.
Illinois

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

National avg: $2,275Illinois: $1,884

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 27447Total 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.

5/5
96% would recommend133 patient surveys
5/5
91% would recommend122 patient surveys
MEMORIAL HOSPITAL

CARTHAGE, IL

5/5
87% would recommend114 patient surveys
5/5
79% would recommend117 patient surveys
5/5
78% would recommend107 patient surveys

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?

ProcedureCPTLowMedianHighProviders
Hip Replacement

Total hip replacement (arthroplasty)

27130$85$1,664$3,7074,966
Cataract Surgery

Cataract extraction with intraocular lens insertion

66984$418$694$1,2003,854
Knee Arthroscopy

Arthroscopy of the knee with meniscectomy

29881$90$655$1,8954,839
Gallbladder Removal (Laparoscopic)

Laparoscopic cholecystectomy

47562$85$943$1,9844,987
Appendectomy (Laparoscopic)

Laparoscopic appendectomy

44970$85$857$1,6546,834
Hysterectomy (Laparoscopic)

Laparoscopic total hysterectomy

58571$85$1,214$2,6655,065
Septoplasty

Nasal septum repair

30520$512$683$1,2893,659
Tonsillectomy

Tonsillectomy, primary or secondary

42820$253$339$5963,648
Inguinal Hernia Repair

Inguinal hernia repair

49505$90$707$1,5694,730
Mastectomy

Partial or simple mastectomy

19301$90$740$1,8464,743
Carpal Tunnel Surgery

Open carpal tunnel release

64721$372$594$1,0703,849
JP

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.

Healthcare Data AnalyticsCMS TiC DataInsurance Price Transparency

Frequently Asked Questions — Knee Replacement Surgery Costs in Illinois

What is the average cost of a Knee Replacement Surgery visit in Illinois without insurance?

Based on transparency data from Illinois providers, Knee Replacement Surgery consultation costs range from $85 to $3,789, with a median cost of approximately $1,778 for uninsured patients. The wide variation reflects differences in facility type, geographic location, and complexity of the consultation. Self-pay patients should ask about cash discounts, which many Illinois practices offer to reduce these costs by 10-30%.

Does Illinois Medicaid cover Knee Replacement Surgery visits?

Yes, Illinois expanded Medicaid covers orthopedic specialist visits, including consultations with knee replacement surgeons, typically with minimal or no copays for eligible patients. Prior authorization may be required for certain procedures or advanced imaging studies, but routine consultations are generally covered. Medicaid managed care plans in Illinois have extensive orthopedic networks, though patients should verify their specific surgeon participates in their plan.

How do I find an affordable Knee Replacement Surgery near me in Illinois?

Compare costs across different facility types, as independent orthopedic practices often charge less than hospital-based clinics for consultations. Many Illinois providers offer self-pay discounts for uninsured patients or payment plans to spread costs over time. Community health centers in cities like Chicago, Rockford, and Peoria may provide orthopedic services at reduced rates based on income eligibility.

What is the difference in cost between an initial consultation and a follow-up visit?

Initial Knee Replacement Surgery consultations typically cost 50-100% more than follow-up visits due to the comprehensive evaluation, detailed history-taking, and treatment planning involved. New patient visits often include imaging review and may require X-rays, while established patient follow-ups focus on treatment progress and adjustment. The median cost difference in Illinois can range from several hundred dollars between new and established patient visits.

Can I use an HSA or FSA to pay for a Knee Replacement Surgery visit in Illinois?

Yes, Health Savings Account (HSA) and Flexible Spending Account (FSA) funds can be used to pay for orthopedic specialist consultations and related medical expenses in Illinois. This includes copays, deductibles, and any out-of-pocket costs for diagnostic imaging or treatments recommended during your visit. Using HSA funds provides tax advantages for both the consultation and any subsequent surgical procedures that may be needed.

How does telemedicine affect the cost of seeing a Knee Replacement Surgery in Illinois?

Telemedicine consultations with orthopedic surgeons in Illinois typically cost 20-40% less than in-person visits, though physical examination limitations may require follow-up office visits. Many Illinois practices expanded telehealth options during the pandemic and continue offering virtual consultations for certain scenarios like post-operative check-ups or second opinions. Insurance coverage for telehealth varies by plan, but most major insurers in Illinois now cover virtual specialist visits at the same rate as in-person consultations.

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

$843
$4,785

Office visit (CPT 27447)

Compare With Other States
RankStateAverage
1Wisconsin
Range: $73$10,559
$4,785
2Rhode Island
Range: $1,136$6,051
$3,170
3Alaska
Range: $1,136$6,451
$3,152
4Massachusetts
Range: $1,061$6,051
$3,102
5Connecticut
Range: $909$6,051
$2,917
6Delaware
Range: $1,005$6,051
$2,914
7Montana
Range: $92$6,877
$2,879
8Pennsylvania
Range: $909$6,051
$2,837
9Wyoming
Range: $1,657$4,492
$2,807
10South Dakota
Range: $1,099$5,330
$2,798
11Georgia
Range: $1,131$5,082
$2,783
12New York
Range: $898$6,051
$2,746
13Minnesota
Range: $873$5,078
$2,705
14New Hampshire
Range: $1,433$4,078
$2,650
15Iowa
Range: $95$4,753
$2,594
16West Virginia
Range: $1,204$4,734
$2,556
17Nebraska
Range: $1,637$3,009
$2,527
18Washington
Range: $1,606$3,703
$2,474
19New Jersey
Range: $952$4,588
$2,321
20New Mexico
Range: $1,216$3,606
$2,318
21North Carolina
Range: $1,136$3,785
$2,311
22Maine
Range: $1,713$2,689
$2,297
23Oregon
Range: $1,116$3,635
$2,288
24District of Columbia
Range: $1,061$3,475
$2,286
25Colorado
Range: $1,136$3,475
$2,220
26North Dakota
Range: $1,198$3,475
$2,189
27Utah
Range: $842$2,906
$2,184
28Kentucky
Range: $977$3,564
$2,126
29Michigan
Range: $1,136$3,355
$2,121
30Maryland
Range: $1,204$3,475
$2,015
31Idaho
Range: $1,061$3,049
$2,001
32Indiana
Range: $90$4,087
$1,966
33Hawaii
Range: $1,018$2,946
$1,953
34Vermont
Range: $958$3,286
$1,900
35South Carolina
Range: $1,060$3,108
$1,898
36Mississippi
Range: $1,039$3,303
$1,895
37Illinois
Range: $85$3,789
$1,884
38Arkansas
Range: $1,138$2,603
$1,878
39Texas
Range: $1,056$3,006
$1,877
40California
Range: $75$3,286
$1,863
41Nevada
Range: $1,136$2,632
$1,853
42Alabama
Range: $964$2,946
$1,845
43Tennessee
Range: $1,147$2,647
$1,843
44Missouri
Range: $1,272$2,246
$1,811
45Virginia
Range: $976$2,946
$1,798
46Louisiana
Range: $989$2,664
$1,757
47Kansas
Range: $1,272$2,223
$1,698
48Ohio
Range: $848$2,491
$1,603
49Arizona
Range: $1,097$2,276
$1,503
50Oklahoma
Range: $85$2,533
$1,311
51Florida
Range: $35$2,438
$843
Knee Replacement in Other States
JP

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.