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I help healthcare clinics identify billing issues, revenue leaks, claim problems, denial trends, and workflow gaps through one-time medical billing audits. I have over 25 years of medical billing and revenue cycle experience, including managing billing workflows for multiple clinics. My background includes physical therapy, occupational therapy, speech therapy, chiropractic, pain management, primary care, and women’s health. I am a Certified Professional Coder through AAPC and have hands-on experience reviewing claims, denials, AR, payment posting, patient balances, payer issues, coding concerns, and billing workflows. I specialize in focused audit-style projects, not ongoing daily billing support. My goal is to review what is happening behind the scenes, identify where revenue may be slipping through the cracks, and provide clear, practical recommendations. Audit areas may include: Claims review Denial trends Aging AR Payment posting accuracy Patient balance issues Coding and modifier concerns Payer-specific billing problems Unapplied or misapplied payments Workflow gaps Revenue leakage Process improvement recommendations I am best suited for clinics that need a detailed, experienced review of their billing process, claims, or AR — without needing ongoing billing support. You will receive clear findings and recommended next steps so you can better understand what is working, what is not, and where revenue may be slipping through the cracks.

With over 6 years of hands-on experience in medical billing and coding, I specialize in optimizing revenue cycle management for healthcare providers. I ensure precise coding, prompt claim submissions, and maximized reimbursements all while maintaining strict HIPAA compliance and staying current with evolving industry standards. Whether you're a solo provider, a multi-specialty clinic, or a large healthcare facility, I deliver customized solutions designed to boost your financial outcomes and minimize claim denials. My Services Include: ✅ Medical Coding: Proficient in ICD-10, CPT, and HCPCS across a wide range of specialties ✅ Billing & Claims Submission: Accurate and timely submissions to ensure maximum reimbursement ✅ Revenue Cycle Management: Comprehensive solutions from patient intake to payment posting ✅ Denial Management: Analyze, correct, and prevent claim denials to improve cash flow ✅ Insurance Verification: Confirm eligibility and benefits upfront for smoother billing ✅ Audit & Compliance: Thorough reviews to ensure coding and billing meet regulatory standards Tools & Platforms I Use: 💻 Billing Systems: Athenahealth, Cerner, Epic, Kareo, AdvancedMD, NextGen, eClinicalWorks 💻 Coding Software: Optum360 Encoder Pro, 3M CodeFinder 💻 Payer Portals: Aetna, UnitedHealthcare, Medicare, Medicaid Why Work With Me? 🩺 Certified Professional with a strong foundation in medical billing and pharmacy ⏱️ Detail-Oriented: Proven ability to reduce errors and streamline workflows 📈 Results-Focused: Helped clients increase reimbursement rates and decrease claim rejections 🤝 Client-Centered: Dependable, responsive, and committed to excellence Let’s Connect: Looking to improve your billing and coding processes? Let me handle the complexities so you can focus on what matters most patient care. Contact me today to get started!

SUMMARY I am a motivated individual with eight years of experience in customer service and two years of experience in data entry.

Is your practice losing revenue to unresolved claims or outdated processes? With 30+ years of experience in healthcare administration, I help medical groups and insurance entities solve their most complex operational challenges on a flexible, remote basis. My background spans the entire healthcare ecosystem—from managing large billing departments to leading network engagement for major health plans. I don't just identify problems; I implement the systems to fix them. Services I provide on Upwork: A/R Recovery & Billing Audits: I specialize in clearing aged AR and resolving complex claim escalations (claims, configuration, and payment integrity). Practice Start-up & Consulting: Policy development, Credentialing and Payor Contracting, EHR implementation (Epic/Athena), and staff training. Compliance & Fraud Mitigation: Conducting deep-dive audits to ensure 100% adherence to CMS and Medicaid/Medicare regulations. I am a Lean Green Belt certified professional who uses data-driven insights to improve your bottom line. I am available for short-term projects or ongoing advisory roles. Let’s connect to discuss how I can streamline your operations.

Hi! My name is Angela Arnold-Knotts. I am a contract/ freelance worker that offers various services as needed. I am a certified professional coder with 29 years experience in medical billing and coding, medical front office training, medical auditing as well. I work with small and large practices, offices or and clinics with medical, dental, DME and labs. I am a member of AAPC and certified under their organization as a CPC professional. I have worked in various office with lots of background in multi-specialties. I have background in reconsideration, workers compensation, appeals, claims follow-up etc. I worked in various EMR/EHR system such as: Office Ally, Eclinical Works, Athena, Practice Fusion, Meditech, EPIC and others as well. I am also a mentor in medical insurance/billing & coding and an instructor as well in medical billing and coding as well. I have the skills, experience and background to fit your office and our clinic. Medical Consultant for medical compliance and auditing for hospital and clinics and Medical trainer for front and back office functions and skills.

🟢 Available Full-Time | HIPAA Certified | Fremont, California, USA Is your practice losing revenue to unpaid claims, aging AR, or slow reimbursements? As a dedicated Medical Biller and Revenue Cycle Specialist with 6+ years of U.S. RCM experience, I help healthcare providers recover unpaid claims, reduce denials, verify insurance eligibility, and manage prior authorizations — so your cash flow stays healthy and predictable. With $100K+ earned, 9,000+ hours, and Top Rated Plus status, I bring the Medical Billing expertise that translates directly into improved collections and stronger revenue cycle performance for your practice. ✅ CORE MEDICAL BILLING & RCM SERVICES As your dedicated Medical Billing Specialist, I manage every stage of your revenue cycle: ✔ Medical Billing & Claims Submission — clean claim creation, charge entry, and electronic submission with 95%+ acceptance rate ✔ AR Recovery & Follow-Up — systematic pursuit of 30/60/90/120+ day aging claims bringing average AR days below 38 ✔ Denial Management — root cause analysis, appeals preparation, corrected claim resubmission, and persistent payer follow-up ✔ Insurance Verification & Eligibility — real-time benefits verification before every patient visit preventing front-end rejections ✔ Prior Authorization & Pre-Authorization — submission, tracking, renewal management, and payer coordination ✔ Payment Posting — accurate ERA/EOB posting, reconciliation, and underpayment identification ✔ Clearinghouse Rejection Resolution — fast identification and correction of rejected claims ✔ Patient Billing & Statements — clear invoicing, balance follow-up, and collections support ✅ AR RECOVERY & DENIAL MANAGEMENT As your RCM Specialist, I do not just submit claims — I analyze your entire revenue cycle to protect and recover your revenue: ✔ Identify denial patterns and permanently fix root causes ✔ Submit timely appeals with full supporting documentation ✔ Follow up aggressively with payers via phone and portal ✔ Recover aged receivables across all 30/60/90/120+ day buckets ✔ Bring AR days from 60–90 days down to under 38 days ✔ Reduce future denials through proactive claim scrubbing ✔ Implement front-end verification workflows that prevent rejections before submission ✅ INSURANCE VERIFICATION & PRIOR AUTHORIZATION ✔ Real-time eligibility and benefits verification before every appointment ✔ Identify coverage gaps before claims are ever submitted ✔ Submit and track prior authorizations for all procedure types ✔ Manage authorization renewals and expiration tracking ✔ Coordinate between providers and payers preventing revenue delays ✔ Handle pre-authorization for Medicare, Medicaid, and all commercial payers ✔ Verify patient demographics, copays, deductibles, and coverage limits ✅ SPECIALTIES I SERVE Behavioral Health • Mental Health • Psychiatry • Psychology • Therapy & Counseling • Pediatrics • Family Medicine • Primary Care • Internal Medicine • Pain Management • Physical Therapy • Occupational Therapy • Speech Therapy • Cardiology • Neurology • Dermatology • Podiatry • Urology • Urgent Care • Home Healthcare • DME • OB/GYN • Gastroenterology • Radiology ✅ SOFTWARE & CLEARINGHOUSES AthenaOne • Kareo/Tebra • eClinicalWorks • AdvancedMD • Office Ally • SimplePractice • CollaborateMD • DrChrono • Practice Fusion • TherapyNotes • RXNT • NextGen • ModMed • WebPT • CureMD • Epic • Cerner • Medisoft • Availity • Change Healthcare • Waystar • Trizetto • ClaimMD ✅ PAYERS I WORK WITH Medicare • Medicaid • Blue Cross Blue Shield • Aetna • UnitedHealthcare • Cigna • Humana • Tricare • Molina • WellCare • Oscar Health • All major commercial payers ✅ WHY CLIENTS CHOOSE ME ✔ HIPAA-Certified — fully compliant with all U.S. billing regulations ✔ Top Rated Plus with $100K+ earned and 9,000+ hours on Upwork ✔ 94% Job Success Score with consistent 5-star client reviews ✔ 95%+ clean claim acceptance rate maintained across all clients ✔ 0–4 hour average response time — available full-time ✔ Deep expertise across Medicare, Medicaid, and all commercial payers ✔ Proactive communication — you always know your claim status ✔ I work as a seamless extension of your billing team ✅ WHAT CLIENTS SAY ✔ "Highly responsive — our denial rate dropped significantly after Hamid joined." ✔ "Best AR recovery specialist we have worked with on Upwork." ✔ "Integrates seamlessly into our billing team — highly recommend." ✔ "Excellent attention to detail with payment posting and follow-up." Is your practice struggling with unpaid claims, aging AR, or authorization delays? Let's connect today. 📩 Message me now — I respond within 4 hours and am available to start immediately.