#1
TheraThink
Verified96
ExcellentWe handle your mental health insurance billing so you can focus on your private practice.
CredentialingDenial MgmtEligibility
Billing Companies by State
Medical Billing Companies in Washington
180 verified companies serve Washington practices — 9 based in or serving Washington directly.
Looking for a medical billing company in Washington? We track 180 verified billing and revenue cycle management companies that serve Washington practices — 9 based in or specifically serving Washington, plus 171 nationwide companies that work with Washington providers. Local companies are based in Seattle, Dover, Caldwell, Strongsville, Sugar Land, Everett, Tacoma.
Each state has its own Medicaid program and payer mix, so working with a company experienced in Washington — 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 Washington
#2
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
#3
Cube Therapy Billing
Verified92
ExcellentWe provide specialized revenue cycle management for Applied Behavior Analysis providers, managing complex insurance authorization, time-based CPT coding (97151-97155), and Medical credentialing to ensure maximum reimbursement.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+1 more
Valant is a behavioral health EHR platform that provides specialized tools for practices to provide quality care and keep business running smoothly.
Denial MgmtPatient Billing
#5
NCDS Inc.
Verified88
StrongNCDS is a family-owned business that has been providing medical billing solutions since 1985, working with various multi-specialty medical providers and practices of varying sizes.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding
#6
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
#7
Elevate Billing Solutions
Verified83
StrongElevate Billing Solutions delivers complete billing services designed to improve practice financial health, including AR analysis and virtual billing operations.
CredentialingDenial MgmtEligibilityPatient BillingClaims
#8
Next Level Consultants
Verified79
GoodOur remote dental billing service is geared to increase your practice's revenue, speed up payment processing, and reduce stress in your dental practices.
Denial MgmtEligibilityCodingClaims
#9
Alchemy Credentialing
VerifiedTillamook, ORalchemycredentialing.com
71.5
GoodAlchemy Credentialing specializes in medical insurance credentialing & enrollment services for alternative medicine and behavioral health practitioners.
Credentialing
Top nationwide companies serving Washington
#10
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
#11
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
#12
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
#14
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
#15
AnnexMed
Verified96
ExcellentAnnexMed is a trusted ABA billing company for therapy practices, clinics, and multi-site providers.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#16
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
#17
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
#18
TherapyNotes
Verified96
ExcellentTherapyNotes® is a complete practice management system for behavioral health, offering patient records management, scheduling, documentation, and billing services.
EligibilityPatient Billing
#19
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
#20
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
#22
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
#23
CureMD
Verified96
ExcellentCureMD provides dental credentialing services to help dentists get credentialed with insurance networks faster.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding+2 more
#24
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
#25
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
#26
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
#27
AlohaABA
Verified96
ExcellentAlohaABA offers practice management software and managed billing services tailored for ABA therapy providers.
Denial Mgmt
#28
Spectrum ABA Billing
Verifiedspectrumababilling.comSince 2018
96
ExcellentSpectrum ABA Billing helps ABA therapy providers across the U.S. streamline their revenue cycle, speed up reimbursements, and reduce denials.
CredentialingDenial MgmtPrior AuthEligibilityPatient BillingCoding
#29
Portia Pro
Verified96
ExcellentPortia is ABA software for your clinic that combines practice management, electronic medical records, insurance billing, curriculum and data collection.
CredentialingDenial MgmtEligibilityCoding
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Find Washington billing companies by specialty
Washington Medical Billing FAQs
How do I choose a medical billing company in Washington?
Start by deciding whether you need a company based in Washington or a nationwide firm. Local companies may know Washington'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 Washington?
Not necessarily. Medical billing is done remotely, so a nationwide company can bill for a Washington practice just as effectively — what matters is their experience with your payers and specialty. That said, a Washington-based company may have deeper familiarity with state-specific Medicaid and commercial plans.
Are nationwide billing companies a good fit for Washington practices?
Yes, especially for telehealth, multi-state groups, or practices that want a larger team. The 171 nationwide companies listed here all serve Washington and are experienced navigating state-by-state payer rules.