Accounts receivable billing services; Business management in the field of medical practices, namely, verifying patient eligibility and benefits, health insurance pre-certifications, medical claims sent to payers, medical claims monitored for business administration purposes and medical claims denied by health insurance providers; Business management consulting, strategic planning and business advisory services provided to medical practices; Customer relationship management; Customer service management for others; Medical billing; Medical practice management for others; Medical practice management for others in the field of verifying patient eligibility, enrolling providers in payer processing systems, submitting medical claims to payers, tracking medical claims submitted to payers, and following up on denials of medical claims; Medical practice management for others in the field of verifying patient eligibility and benefits, handling scheduling requests, obtaining insurance pre-certifications, handling patient pre- registrations, and collecting self-pay balances from patients; Consulting services in the field of medical practice management for others in the field of verifying patient eligibility, enrolling providers in payer processing systems, submitting medical claims to payers, tracking medical claims submitted to payers, and following up on denials of medical claims; Consulting services in the field of medical practice management for others in the field of verifying patient eligibility and benefits, handling scheduling requests, obtaining insurance pre-certifications, handling patient pre- registrations, and collecting self-pay balances from patients; Healthcare management service organization (MSO) services, namely, providing practice organization, management and administrative support services to individual physicians or small group practices; Medical billing support services