Outpatient Credentialing Specialist/ AR SpecialistWe are seeking a detail-oriented and experienced Outpatient Part B Credentialing Specialist/ AR Specialist to support our revenue cycle operations. This role is responsible for managing provider credentialing and enrollment for Medicare Part B and commercial payers, while also overseeing accounts receivable follow-up to ensure timely reimbursement. The ideal candidate has strong knowledge of outpatient billing, Medicare regulations, and payer enrollment processes.Key ResponsibilitiesCredentialing & EnrollmentManage Medicare Part B provider enrollment, revalidations, and updates through PECOS and other payer portalsSubmit and track provider credentialing applications with commercial and government payersMaintain CAQH profiles and ensure accuracy of provider dataMonitor credentialing expirations and ensure timely renewalsCommunicate with payers regarding application status, missing documentation, and follow-upsMaintain provider credentialing files in compliance with regulatory standardsAccounts Receivable (AR) ManagementPerform timely follow-up on unpaid and underpaid outpatient claimsReview denials and rejections, identify root causes, and initiate corrective actionSubmit appeals with appropriate documentationPost payments and adjustments accurately when neededWork closely with billing and coding teams to resolve claim issuesMaintain aging reports and meet established AR performance goalsIdentify trends impacting reimbursement and report to leadershipSkills, Knowledge and ExpertiseMinimum 23 years of experience in Medicare Part B credentialing and/or outpatient ARStrong knowledge of Medicare Part B billing guidelines and outpatient reimbursementExperience with PECOS, CAQH, NPPES, and payer portalsFamiliarity with EHR and practice management systemsUnderstanding of CPT, ICD-10, and HCPCS coding basicsStrong analytical, organizational, and problem-solving skillsExcellent written and verbal communication skillsAbility to manage multiple priorities and meet deadlinesBenefitsFlexible Scheduling.CEU and State Licensure Reimbursements.13 Days of PTO and 6 Paid Holidays.Plus one free Floating Holiday every year!Internal Growth and Leadership Opportunities.Mental Wellbeing Support Program.Health, Dental, and Vision.Retirement benefits (including 401k company match).About TMCWe specialize in delivering innovative solutions and exceptional services to meet the diverse needs of our clients. With a strong commitment to quality and customer satisfaction, we strive to exceed expectations and drive success in every project we undertake.