Medical Billing & RCM Expert Team

Acuity Health Solutions brings together experienced healthcare revenue cycle professionals with expertise across U.S. medical billing, Revenue Cycle Management (RCM), insurance verification, provider credentialing, accounts receivable, denial management, claims, and payer coordination.

Our team combines specialized knowledge across different stages of the revenue cycle to help healthcare providers manage billing operations, address payer-related challenges, and maintain efficient revenue cycle processes.

Meet Our Medical Billing & RCM Experts

Our medical billing and RCM professionals bring years of experience supporting healthcare billing and revenue cycle operations. Each team member contributes specialized expertise across different areas of the revenue cycle.

John Castro

Healthcare Revenue Cycle Management Professional

With 16 years of extensive experience in U.S. Medical Billing and end-to-end Revenue Cycle Management (RCM), John Castro specializes in client coordination, client service, claims and denial management, AR management, and healthcare operations. He is highly experienced in building and maintaining strong, long-term client relationships while ensuring client satisfaction and service excellence.

He also provides effective team leadership, project management, and quality oversight, helping ensure projects are delivered accurately, efficiently, and consistently to high standards.

Areas of Expertise

Zayn Harrington

Revenue Cycle Management & Insurance Verification Specialist

Zayn Harrington has over 8 years of experience in end-to-end Revenue Cycle Management (RCM), with specialized expertise in Eligibility Verification (EV), insurance benefits verification, Pre-Authorization, and Pre-Determination.

He has strong experience verifying patient coverage, benefits, limitations, and payer requirements to ensure services are properly authorized before treatment. His expertise helps providers reduce claim denials, prevent billing issues, and improve revenue cycle efficiency.

Zayn is also highly experienced in payer and client coordination, issue resolution, and maintaining service quality and client satisfaction.

Areas of Expertise

Priscilla Steve

Revenue Cycle Management & Denial Management Specialist

Priscilla Steve has 10 years of experience in end-to-end Revenue Cycle Management (RCM), with specialized expertise in Accounts Receivable (AR) and Denial Management.

She has strong experience in AR follow-up, claim status analysis, denial investigation, appeals, underpayment resolution, and outstanding balance recovery. Her expertise helps healthcare providers reduce outstanding AR, minimize claim denials, improve collections, and optimize revenue cycle performance.

Priscilla is also skilled in payer communication, issue resolution, and maintaining high-quality service and client satisfaction.

Areas of Expertise

Specialized Expertise Across the Revenue Cycle

Effective medical billing depends on multiple connected processes. Our team brings specialized experience across key areas of the healthcare revenue cycle.

Medical Billing & Claims Management

Our RCM professionals have experience supporting U.S. medical billing and claims processes, including claim management, payer communication, claim follow-up, and issue resolution.

Insurance Eligibility & Benefits Verification

Eligibility and benefits verification helps providers understand patient coverage, benefits, limitations, and payer requirements before services are provided.

Pre-Authorization & Pre-Determination

Our team has experience with pre-authorization and pre-determination processes, helping ensure payer requirements are addressed before treatment.

Accounts Receivable Management

AR management includes claim follow-up, status analysis, outstanding balance recovery, and resolving issues that can delay reimbursement.

Denial Management

Denial management includes investigating denied claims, identifying issues, supporting appeals, resolving underpayments, and addressing outstanding balances.

Payer & Client Coordination

Effective communication with payers and clients is an important part of the revenue cycle. Our team has experience handling payer communication, client coordination, issue resolution, and service quality.

Supporting Healthcare Providers Across Medical Specialties

Acuity Health Solutions provides medical billing and RCM support across a range of healthcare specialties.

Our specialty areas include:

Our Medical Billing & RCM Services

Our team supports healthcare organizations across different areas of the revenue cycle and healthcare operations.

Revenue Cycle Management

End-to-end RCM support covering key billing and revenue cycle processes.

Provider Credentialing & Enrollment

Support for provider enrollment and credentialing processes, including payer enrollment and provider documentation.

Healthcare Operations Support

Operational support focused on coordination, process management, quality, and healthcare operations.

Clinical Coding

Healthcare coding support as part of the broader revenue cycle process.

Risk Adjustment Coding

Support for risk adjustment coding and related healthcare revenue cycle requirements.

Our RCM Expertise in Action

Our team’s experience is supported by work across different healthcare specialties and revenue cycle challenges.

Professional healthcare administration team working on medical billing, revenue cycle management, and clinical analytics in an office setting - Acuity Health Solution

Tennessee Oculoplastic RCM Success Story

Helping a New Tennessee Specialty Practice Launch, Stabilize, and Grow With End-to-End RCM Support

Healthcare administrative leaders reviewing dermatology billing dashboards and claim denial analytics alongside a backend support team - Acuity Health Solution

Tennessee Ophthalmology Practice RCM Transformation

Transforming Revenue Cycle Operations for a Growing Tennessee Ophthalmology Practice

A team of healthcare professionals analyzing data charts on a computer screen in a modern office. Acuity Health Solution.

New Jersey Behavioral Health Practice Growth

Helping a New Jersey Behavioral Health Practice Streamline Billing, Increase Revenue, and Support Growth

Why Experienced RCM Professionals Matter

Healthcare revenue cycle management involves multiple connected processes, from eligibility and authorization to claims, accounts receivable, denials, and payer communication.

Having professionals with experience across these areas helps create a more coordinated approach to revenue cycle operations.

At Acuity Health Solutions, our team brings specialized expertise in:

  • U.S. medical billing
  • End-to-end RCM
  • Claims and payer processes
  • Insurance eligibility and benefits
  • Pre-authorization and pre-determination
  • Accounts receivable
  • Denial management
  • Appeals and underpayment resolution
  • Provider credentialing and enrollment
  • Client and payer coordination

Frequently Asked Questions

What does a medical billing and RCM expert do?

Medical billing and RCM experts support healthcare organizations with processes such as billing, claims, payer communication, eligibility verification, accounts receivable, denial management, and other revenue cycle activities.

What areas of medical billing does your team handle?

Our team has expertise across U.S. medical billing, claims management, eligibility and benefits verification, authorization, AR management, denial management, payer communication, and related RCM processes.

Can your team help with insurance eligibility verification?

Yes. Zayn Harrington has specialized experience in eligibility verification, insurance benefits verification, patient coverage, limitations, and payer requirements.

Can your team help with medical billing denials?

Yes. Denial management is a key area of expertise for Priscilla Steve, including denial investigation, appeals, underpayment resolution, and claim follow-up.

Does your team provide accounts receivable management?

Yes. Our team has experience with AR follow-up, claim status analysis, outstanding balance recovery, and related revenue cycle processes.

Does Acuity Health Solutions support different medical specialties?

Yes. Acuity Health Solutions provides medical billing and RCM support across specialties including ophthalmology, behavioral health, dermatology, plastic and reconstructive surgery, primary care, cardiology, gastroenterology, and other healthcare specialties.

Can your team support provider credentialing?

Yes. Christopher Nathan specializes in provider credentialing and enrollment, including commercial, Medicare, and Medicaid payer enrollment, NPI, CAQH, recredentialing, and payer follow-up.

How can I speak with an Acuity Health Solutions RCM expert?

Contact our team to discuss your medical billing or revenue cycle requirements.

Talk With Our Medical Billing & RCM Experts

Looking for experienced support with medical billing, claims, eligibility verification, accounts receivable, denial management, or other revenue cycle processes?

Talk to the Acuity Health Solutions team about your healthcare billing and RCM needs.