Billing / Accounts Receivable Specialist

Infinit-O is the trusted, customer-centric, and sustainable leader in Business Process Optimization. We empower finance and healthcare organizations to thrive in a digital-first world by combining specialized industry expertise and innovative technology for 20 years.

We navigate complex industry landscapes to drive transformative outcomes, helping businesses streamline operations, enhance customer experience, and achieve sustainable growth backed by a world-class Net Promoter Score of 75. Our approach combines operational efficiency with a human-centered ethos, ensuring sustainable value creation for our clients and team members.

As a Certified B Corporation, Infinit-O is committed to the highest standards of social and environmental performance, accountability, and transparency. We embed these values into every aspect of our operations—aligning business success with a positive impact on our clients, people, and communities.

Our commitment to Diversity, Equity, and Inclusion (DEI) is integral to our mission. We believe that building inclusive, equitable teams is not only the right thing to do—it is also essential for driving innovation and better business outcomes. We actively promote equal opportunity through inclusive hiring practices, continuous learning programs, and regular equity assessments to ensure a fair and empowering workplace for all.

Position Summary

The Billing / Accounts Receivable Specialist is responsible for managing assigned

accounts throughout the revenue cycle to support accurate claim submission,

timely reimbursement, and resolution of outstanding balances. This role requires

proactive follow-up with insurance payers, identification and correction of billing

issues, denial resolution, payment review, and clear documentation of all account

activity.

The ideal candidate is detail-oriented, accountable, productive, and able to

independently investigate unpaid or underpaid claims while knowing when to

escalate issues or request support.

Essential Duties And Responsibilities

• Review assigned accounts receivable work queues, aging reports, and
  
  

outstanding claims.

• Follow up with insurance payers through payer portals, phone calls,
  
  

electronic inquiries, and written correspondence.

• Investigate unpaid, underpaid, rejected, and denied claims to determine the
  
  

appropriate resolution.

• Correct billing errors and submit corrected claims, reconsiderations, and
  
  

appeals within payer filing deadlines.

• Review remittance advice, explanation of benefits, and electronic
  
  

remittance data to verify proper claim processing.

• Identify payment discrepancies, contractual underpayments, inappropriate
  
  

denials, and incorrect patient responsibility.

• Confirm claim receipt, processing status, payment information, denial
  
  

Reasons, And Additional Documentation Requirements.

• Research eligibility, benefits, authorizations, referrals, coordination of
  
  

benefits, credentialing, enrollment, coding, and claim-routing issues.

• Verify that claims include accurate patient, provider, payer, diagnosis,
  
  

procedure, modifier, place-of-service, and billing information.

• Submit requested medical records and supporting documentation to payers.
• Transfer balances to the appropriate payer or patient only after completing
  
  

necessary research.

• Work credit balances and payment-posting discrepancies as assigned.
• Maintain detailed account notes documenting actions taken, information
  
  

received, reference numbers, representatives contacted, and required

follow-up.

• Monitor deadlines for corrected claims, appeals, reconsiderations, and
  
  

timely filing.

• Follow up consistently until each assigned claim or balance is fully resolved.
• Escalate recurring payer issues, system problems, credentialing concerns,
  
  

coding questions, and high-dollar accounts.

• Communicate professionally with clients, providers, patients, payers, and
  
  

internal team members.

• Meet established productivity, quality, accuracy, and turnaround-time
  
  

expectations.

• Participate in account reviews, team meetings, training sessions, and process-improvement initiatives.
• Maintain confidentiality and comply with HIPAA, company policies, payer
  
  

requirements, and applicable healthcare regulations.

• Perform additional billing and revenue-cycle duties as assigned.
  
  

Requirements

Required Qualifications

Exp- 1-2 years

• Education & Experience: High school diploma or equivalent. At least two
  
  

years of medical billing, insurance follow-up, or healthcare accounts

Receivable Experience Required/preferred.

• Specialty Background: Strong background in billing for general outpatient
  
  

specialties, primarily including Primary Care, Psychiatry, Gastroenterology,

Dermatology, etc.

• EHR & System Expertise: Experience using practice management systems,
  
  

electronic health records (EHRs), clearinghouses, and payer portals. Must

have experience with platforms such as Tebra, SimplePractice, Practice

Fusion, Athena, eClinicalWorks, etc.

• Work Ethic & Ownership: Highly self-driven candidates who take true
  
  

ownership in their work, embrace a team environment, work independently,

and do not require constant direction or monitoring.

• Core Skills:
  
  

○ Working knowledge of the medical billing and revenue-cycle process.

○ Experience researching claim status and resolving rejections, denials,

and underpayments.

○ Ability to interpret remittance advice, explanation of benefits (EOB),

denial codes, adjustment reason codes, and payer correspondence.

○ Familiarity with CPT, HCPCS, ICD-10-CM codes, modifiers, and

medical terminology.

○ Strong written and verbal communication skills.

○ Strong organizational, problem-solving, and analytical skills.

○ Ability to manage multiple priorities and follow accounts through final

resolution.

○ Proficiency with Microsoft Office, including Excel, Outlook, and Word.

• Probationary Period: Must successfully pass a 90-day probation period
  
  

showcasing productivity, self-direction, and ownership.

Preferred Qualifications

• Experience working with Medicare, Medicaid, commercial insurance,
  
  

managed-care plans, and workers compensation.

• Experience preparing corrected claims, reconsiderations, and formal payer
  
  

appeals.

• Knowledge of payer contracts, reimbursement methodologies, and
  
  

contractual adjustments.

• Certified Professional Biller (CPB), Certified Professional Coder (CPC), or
  
  

another relevant healthcare certification.

• Experience working in a multi-specialty or outsourced revenue-cycle
  
  

environment.

Performance Expectations

The Billing / A/R Specialist Is Expected To

• Consistently meet established productivity and quality standards.
• Maintain accurate, complete, and timely account documentation.
• Prioritize high-dollar, aging, and timely-filing-sensitive claims.
• Demonstrate ownership of assigned accounts and follow through until
  
  

resolution.

• Avoid unnecessary claim resubmissions, duplicate claims, and preventable
  
  

clearinghouse or payer fees.

• Identify trends rather than repeatedly working individual accounts without
  
  

addressing the underlying issue.

• Communicate barriers and request assistance before an issue affects
  
  

reimbursement or client service.

• Complete assigned work within required timeframes.
• Maintain professional and responsive communication with clients and team
  
  

members.