#1
PayLow Pro
Verified96
ExcellentPayLow Pro offers electronic payment solutions tailored for the medical sector, particularly dental and orthodontic practices.
Patient Billing
Billing Companies by State
Medical Billing Companies in Illinois
181 verified companies serve Illinois practices — 17 based in or serving Illinois directly.
Looking for a medical billing company in Illinois? We track 181 verified billing and revenue cycle management companies that serve Illinois practices — 17 based in or specifically serving Illinois, plus 164 nationwide companies that work with Illinois providers. Local companies are based in Naperville, Deerfield, Downers Grove, Tinley Park, Springfield, Lisle.
Each state has its own Medicaid program and payer mix, so working with a company experienced in Illinois — or a nationwide firm with strong multi-state expertise — helps reduce denials and speed up reimbursement. Every company below is independently researched and scored. None paid to be listed.
Billing companies based in or serving Illinois
#2
MBW RCM
Verified92
ExcellentWe streamline your revenue cycle, reduce costs and free up resources for your organization's financial success and goals.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#3
Dental Revenue Group
Verified92
ExcellentDental Revenue Group provides comprehensive services across all states, with expertise in claim submission, denial management, and credentialing.
CredentialingDenial MgmtEligibilityCodingClaims
#4
Strivant Health
Verified91
ExcellentStrivant Health is a fast-growing medical revenue cycle management company that partners with healthcare providers to improve revenue cycle operations by optimizing people, processes, and technology.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding
#5
88
StrongSuperior Medical Billing and Technologies LLC was founded in 2020 to provide reliable, efficient, and accurate billing solutions to healthcare providers.
CredentialingDenial MgmtCodingCompliance
#6
MEG Business Management
Verified85
StrongMEG Business Management provides practice management solutions for outpatient rehab practices, including billing, credentialing, and front desk services.
CredentialingDenial MgmtEligibilityPatient BillingCompliance
#7
I-Med Claims
Verified85
StrongI-Med Claims is a professional medical billing and revenue cycle management agency that offers cost-effective medical billing solutions for all RCM steps.
CredentialingDenial MgmtEligibilityCodingCompliance
#8
CapitalMed Solutions
Verified85
StrongCapitalMed Solutions provides innovative healthcare solutions, including medical billing and coding, to enhance patient care and streamline medical practices.
CredentialingDenial MgmtEligibilityPatient BillingCodingCompliance
AK, AL, AR, AZ, CA, CO, CT, FL, GA, IA, ID, IL, IN, KS, KY, LA, MA, MD, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NV, NY, OH, OK, OR, PA, SC, SD, TN, TX, UT, VA, WA, WI, WV, WYMixedVerified 2026-03-16View Profile
#9
EZDDS Billing
Verified83
StrongEZDDS Billing offers comprehensive dental AR follow-up services to recover more revenue faster.
CredentialingDenial MgmtEligibilityClaims
#10
Medicotech
Verified81
StrongMedicotechllc specializes in orthodontics medical billing services, offering solutions that reduce errors and maximize your revenue cycle.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#11
Core Billing Solutions
Verified81
StrongCore Billing Solutions specializes in home health billing, combining deep expertise with data solutions to increase collections and ensure consistent cash flow.
Denial MgmtCompliance
#12
RCM Experts
Verified77
GoodRCM Experts delivers specialized physical therapy billing services designed to boost your revenue cycle performance while maintaining compliance with payer regulations and Medicare guidelines.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
#13
Woodstock, ILresiliencebilling.com
76
GoodResilience Billing provides effective, reliable, and sustainable billing solutions for psychotherapy and psychiatric practices.
Denial MgmtEligibilityPatient BillingCoding
#14
Provana Health
Verified74.5
GoodProvana offers innovative technology platforms and a large global workforce with depth and breadth of experience across the credit and compliance life cycle.
CredentialingCoding
#15
The Home Care CPAs
Preliminary72
GoodA CPA-led firm serving the home care industry exclusively.
#16
Therapeutic Billing Co.
Reviewed68
ModerateTrusted medical billing services specializing in efficient and accurate solutions for mental health providers.
CredentialingDenial MgmtEligibility
#17
iCareBilling
PreliminaryChicago, ILicarebilling.com
52.5
ModerateiCareBilling is an American healthcare IT company that provides insurance credentialing and medical billing services compatible with all EHR systems to the healthcare industry across the United States.
CredentialingDenial Mgmt
Top nationwide companies serving Illinois
#18
Kareo (Tebra)
Verified100
ExcellentTebra is an all-in-one platform for practice well-being, attracting new patients, delivering care, and getting paid quickly.
Denial MgmtEligibilityPatient Billing
#19
MedCare MSO
Verified100
ExcellentMedCare MSO provides AI-driven medical billing, practice management, and EHR solutions to optimize revenue and streamline operations for healthcare providers.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#20
BillingParadise
Verified99.25
ExcellentBillingParadise is a medical billing and revenue cycle management company that provides services to hospitals, health systems, and physician practices.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
WebPT is a practice experience management platform designed specifically for rehab therapy professionals, offering an end-to-end solution for marketing, front office, clinical, and billing needs.
Denial MgmtEligibilityPatient BillingCodingCompliance
#22
AMS Solutions
Verified96
ExcellentAMS Solutions is a full-service medical billing company providing comprehensive revenue cycle management services to a wide range of healthcare practices across the US.
CredentialingDenial MgmtCoding
#23
AnnexMed
Verified96
ExcellentAnnexMed is a trusted ABA billing company for therapy practices, clinics, and multi-site providers.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#24
ePsych Billing
Verified96
ExcellentePsych Billing provides specialized medical billing services for mental health professionals, focusing on claim processing, reimbursement management, and compliance.
Denial MgmtPrior AuthEligibilityCoding
#25
FC Billing, LLC
Verified96
ExcellentFC Billing is a leading professional medical billing company in the USA, delivering expert Revenue Cycle Management with a 99% first-pass claim accuracy and faster reimbursements in under 30 days.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding
#26
TheraThink
Verified96
ExcellentWe handle your mental health insurance billing so you can focus on your private practice.
CredentialingDenial MgmtEligibility
#27
TherapyNotes
Verified96
ExcellentTherapyNotes® is a complete practice management system for behavioral health, offering patient records management, scheduling, documentation, and billing services.
EligibilityPatient Billing
#28
Transcure
Verified96
ExcellentTranscure is a medical billing company that provides end-to-end billing services, including specialized dental billing services.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
#29
Billing Advantage
Verified96
ExcellentBilling Advantage provides comprehensive medical billing services to help clinics and medical offices secure the highest return on their claims.
CredentialingDenial MgmtPrior AuthPatient BillingClaims
96
ExcellentMedical Billers and Coders (MBC) provides home health billing services, specializing in managing the complexities of coding and billing for in-home patient care.
CredentialingDenial MgmtEligibilityCodingCompliance
#31
CentralReach
Verified96
ExcellentCentralReach provides the #1 AI-powered Autism and IDD Care software platform for applied behavior analysis (ABA) practices, multidisciplinary practices, and PreK-12 special education.
Denial Mgmt
#32
CureMD
Verified96
ExcellentCureMD provides dental credentialing services to help dentists get credentialed with insurance networks faster.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#33
24/7 Medical Billing Services
Verified96
Excellent24/7 Medical Billing Services is a medical billing company that offers end-to-end medical billing solutions to support physicians, hospitals, medical institutions, and group practices.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
#34
Certified Healthcare Billing
Verified96
ExcellentCHB Medical Billing is a full-service medical billing company based in California with over 20 years of experience in the industry.
CredentialingDenial Mgmt
#35
Plutus Health
Verified96
ExcellentPlutus Health offers revenue cycle management services that maximize revenue and decrease administrative burdens for healthcare providers.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
#36
BellMedEx
Verified96
ExcellentBellMedEx is a US-based medical billing company offering a wide range of services, including medical billing and coding, revenue cycle management, and credentialing, with a specialization in ABA therapy billing.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
#37
AlohaABA
Verified96
ExcellentAlohaABA offers practice management software and managed billing services tailored for ABA therapy providers.
Denial Mgmt
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Find Illinois billing companies by specialty
Illinois Medical Billing FAQs
How do I choose a medical billing company in Illinois?
Start by deciding whether you need a company based in Illinois or a nationwide firm. Local companies may know Illinois's Medicaid program and payer mix well, while nationwide companies bring multi-state experience. Then compare on your specialty, the services you need (credentialing, denial management, prior auth), pricing model, and verified track record. Every company below is independently researched — none paid for placement.
Do I need a billing company physically located in Illinois?
Not necessarily. Medical billing is done remotely, so a nationwide company can bill for a Illinois practice just as effectively — what matters is their experience with your payers and specialty. That said, a Illinois-based company may have deeper familiarity with state-specific Medicaid and commercial plans.
Are nationwide billing companies a good fit for Illinois practices?
Yes, especially for telehealth, multi-state groups, or practices that want a larger team. The 164 nationwide companies listed here all serve Illinois and are experienced navigating state-by-state payer rules.