Abhithesh Arunkumar

About

Results-driven US Healthcare RCM and Accounts Receivable leader with 8+ years of experience across hospital billing, specialty billing, denials, payer follow-up, payment posting and end-to-end AR operations. Experienced in leading large teams, building pilot operations, using Excel-driven analytics to identify revenue leakage, and driving payer escalations to closure.

Experience

• Manager RCM – AR
  Paix Services
  Mar 2024 – Apr 2026

  Spearheaded AR operations for a pilot project from inception, establishing workflows, governance, reporting structures and operational standards. Led end-to-end AR delivery across 5 Team Leads and 50+ users, maintaining SLA adherence above 95% and driving productivity and quality. Managed approximately $35M in outstanding AR and drove AR performance below the 20% benchmark through aging prioritization and focused payer recovery. Identified a recurring UnitedHealthcare trend/error and converted the finding into a targeted recovery opportunity, resulting in approximately $500K collected in a single payment. Built Excel dashboards using pivots, lookups and trend analysis to monitor GCR, AR aging, denials, productivity and recovery opportunities. Led bulk denial/root-cause analysis, payer escalations and cross-functional resolution of systemic issues. Conducted daily huddles, coaching, quality reviews and governance activities; translated operational data into client-ready insights.

• Senior AR Executive
  AGS Healthcare
  Dec 2023 – Feb 2024

  Executed hospital billing operations for PW C accounts using Meditech, supporting AR and billing workflows with attention to payer and account-level accuracy.

• Senior Client Partner
  Access Healthcare
  May 2022 – Feb 2024

  Managed US anesthesia billing operations under the Ventra project, covering denial analysis, insurance follow-ups, AR resolution and payer guideline compliance. Prioritized aged and high-value accounts, accelerated claim turnaround and supported reduction of outstanding receivables. Performed denial trend analysis and coordinated corrective action to improve first-pass resolution and reduce recurring issues. Supported client reporting, operational reviews and performance tracking against productivity and quality expectations.

• Senior AR Executive
  Global Healthcare
  Jun 2021 – May 2022

  Handled denial resolution and AR analysis using Athena, with focus on insurance follow-up, aging and account resolution.

• Senior AR Executive
  Omega Healthcare
  Oct 2020 – Jun 2021

  Managed claim corrections and AR follow-up using Modernizing Medicine (ModMed), supporting clean claim outcomes and timely receivable recovery.

• Senior AR Executive
  Miramed Ajuba
  Jul 2019 – Oct 2020

  Managed hospital billing under the CHC–Conifer project and directly supported the Project Manager with AR operations and issue resolution.

• AR Executive
  Sutherland Healthcare
  May 2018 – Jun 2019

  Supported OBGYN billing, eligibility verification and insurance follow-up using IDX, ensuring accurate claim and payer processing.

Education

• 2018 JC
  B.Sc.

  Jaya College of Arts & Science

  Biotechnology · 2018

  Biotechnology
• 2015 EM
  Higher Secondary (12th)

  Ebenezer Matriculation Hr. Sec.

  2015

Skills

Tools / apps / platforms

Languages

🏆 Achievements & awards

• Recovered approximately $500K from UnitedHealthcare

  Identified a recurring trend/error, validated root cause, coordinated corrective action and drove payer escalation through resolution.

• Managed approximately $35M outstanding AR and reduced AR performance below 20%

  Improved aging performance through prioritization and payer follow-up.

• Built and standardized AR operations for a pilot engagement

  Established workflows, governance, trend reporting and operational controls from day one.

• Led operations through 5 Team Leads and 50+ users

  Maintained SLA adherence above 95% while driving productivity, quality and accountability.