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Billing Coordinator-Infectious Disease Center Full Time Days

Northwestern Medicine · Chicago, IL · Full time · Health Care Provider

Posted Oct 5, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a time you improved how a billing process worked.

What they are checking: Whether they look for ways to reduce errors and delays.

How do you keep up with coding and payer rule changes?

What they are checking: Whether they stay current in an area where rules change often.

What would you do

A claim is denied after the patient already received treatment. What do you do?

What they are checking: Whether they manage appeals carefully and keep patients informed.

A patient calls upset about a bill they don't understand. How do you handle the call?

What they are checking: Whether they can explain charges clearly and kindly while finding a solution.

How do you decide when an account should go to an outside collection agency?

What they are checking: Whether they follow policy and give patients fair chances before escalating.

About the work

Walk me through how you complete a benefits investigation and prior authorization for a costly infusion or injectable.

What they are checking: Whether they can secure coverage before treatment so patients aren't surprised by bills.

What goes into a strong letter of medical necessity?

What they are checking: Whether they know how to present clinical facts that payers need to approve care.

What is the difference between hospital outpatient department and office site of service billing, and why does it matter?

What they are checking: Whether they understand site-of-care rules that affect payment and patient cost.

How do you track daily clinic schedules to make sure every charge is captured?

What they are checking: Whether they have a system to prevent lost revenue from missed charges.

How do you protect patient privacy, especially for infectious disease diagnoses?

What they are checking: Whether they understand that some diagnoses carry extra sensitivity and strict privacy rules.

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The full job description

As published by Northwestern Medicine.

The Billing Coordinator reflects the mission, vision, and values of NM, adheres to the organization’s Code of Ethics and Corporate Compliance Program, and complies with all relevant policies, procedures, guidelines and all other regulatory and accreditation standards. The Billing Coordinator owns benefits investigation/ verification, prior authorization, denial/appeal management, letters of medical necessity, and HOD vs. office-of-service site coordination; the dedicated payer-facing work. The Billing Coordinator is responsible for processing charges, payments and/or adjustments for all services rendered at all NM Corporate Health Clinics. Researches and follows- up on all outstanding accounts. Answers all calls regarding charges and claims, providing exceptional customer service to all callers. Possesses extensive knowledge of coding, billing, insurance and collections procedures and coordinates the accounts receivable functions. Performs weekly claims, monthly late bills and patient statement runs and reviews accounts to be placed with an outside collection agency. RESPONSIBILITIES: Department Operations • Ensures patient demographic and billing/insurance information is kept current in the computer application. Documents all patient and company contacts. • Reviews daily clinic schedules and tracks receipt of documentation to assure completeness of charge capture. • Ensures notes are is placed in systems, clearly identifying steps taken, according to established procedures. • Works with patients/clients to establish payment plans according to predetermined procedures. • Handles all incoming customer service calls in a professional and efficient manner. Provides exceptional service to all customers, guarantors, patients, internal and external contacts. • Prepares itemized bill upon request; explains charges, payments and adjustments. Produces a clear and understandable statement to individuals on any outstanding account balance. • Responsible for timely submission of accurate bills and invoices to clients, patients and insurance companies. • Ensures timely posting of all charges, payments, denials and write-offs to the appropriate account, maintaining the highest level of quality for each transaction processed within 48 hours of receipt. • Responsible for balancing each payment and adjustment batch with reconciliation report and bank account deposits after completion. • Ensures compliant follow up procedures are followed, to third party payers regarding outstanding accounts receivables. • Run outstanding A/R reports, follow-up on unpaid claims or balances with insurance companies, patients, and collection agency, as defined by department. • Perform daily systematic review of accounts receivable to ensure all accounts ready to be worked are completed. • Recommend accounts for contractual or administrative write-off and provide appropriate justification and documentation. • Denials and appeals follow-up including root cause analysis to reduce/prevent future denials. • Reviews, prepares and sends pre-collection letters as defined by department procedures. • Identifies and sends accounts to outside collection agency. • Prepares and distributes reports that are required by finance, accounting, and operations. • Handles all work in an accurate and timely manner, consistently meets or exceeds productivity standards, quality standards, department goals and deadlines established by the team. • Practice HIPAA privacy standards and ensure compliance with patient health information privacy practices. • Identify opportunities for process improvement and submit to management. • Demonstrate proficient use of systems and execution of processes in all areas of responsibilities. Communication and Teamwork • Fosters and maintains positive relationships with the Corporate Health team, Human Resources, NM employees and physicians. • Provides courteous and prompt customer service. Answers the telephone in a courteous professional manner, directs calls and takes messages as appropriate. Checks for messages and returns calls. • Demonstrates teamwork by helping co-workers within and across departments. Communicates effectively with others, respects diverse opinions and styles, and acknowledges the assistance and contributions of others. • Communicates appropriately and clearly to physicians, manager, nursing staff, front office staff, and employees. Maintains a good working relationship within the department. Organizes time and department schedule well. Demonstrates a positive attitude. HOURS: Monday-Friday 8:00am-4:30pm or 8:30am-5:00pm. This position is Hybrid x2 day a week. Service Excellence • Displays a friendly, approachable, professional demeanor and appearance. • Partners collaboratively with the functional areas across Northwestern Medicine in support of organizational and team objectives. • Fosters the development and maintenance of a cohesive, high-energy, collaborative, and quality-focused team. • Supports a “Safety Always” culture. • Maintaining confidentiality of employee and/or patient information. • Sensitive to time and budget constraints. • Other duties as assigned. Required : • High school graduate or equivalent. • Strong Computer knowledge, data entry skills in Microsoft Excel and Word. • Thorough understanding of insurance billing procedures, ICD-10, and CPT coding. • 3 years of physician office/medical billing experience. • Ability to communicate clearly and effectively, both orally and in writing, at all levels within and outside the organization. • Ability to work independently. Preferred : • 3 years of physician office/medical billing experience in Corporate Health/Occupational Health a plus. • CPC (Certified Professional Coder) or R (Registered Medical Coder) Certificate a plus. Northwestern Medicine is an equal opportunity employer (disability, VETS) and does not discriminate in hiring or employment on the basis of age, sex, race, color, religion, national origin, gender identity, veteran status, disability, sexual orientation or any other protected status. Background Check Northwestern Medicine conducts a background check that includes criminal history on newly hired team members and, at times, internal transfers. If you are offered a position with us, you will be required to complete an authorization and disclosure form that gives Northwestern Medicine permission to run the background check. Results are evaluated on a case-by-case basis, and we follow all local, state, and federal laws, including the Illinois Health Care Worker Background Check Act. Artificial Intelligence Disclosure Artificial Intelligence (AI) tools may be used in some portions of the candidate review process for this position, however, all employment decisions will be made by a person. Benefits We offer a wide range of benefits that provide employees with tools and resources to improve their physical, emotional, and financial well-being while providing protection for unexpected life events. Click on or copy and paste URL to your browser to view detailed benefits information NorthwesternMedicine Career Page https://jobs.nm.org/benefits Please refer to the Benefits Eligibility by Employment Classification to determine benefits eligibility for job postings. If sign-on bonus is included in a job posting eligibility is as followed: Internal employees and rehires who left Northwestern Medicine within 1 year are not eligible for the sign-on bonus. Exception : New graduate internal employees seeking their first licensed clinical position as a Registered Nurse at NM may be eligible.

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