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Elizabeth DeFreitas
Manager of Operations

Responsible for leading and planning the billing operations for a 40 person department. Designing, implementing and enforcing policies and procedures, as well as streamline effective billing processes across multiple networks. Elizabeth has over 17 years of experience. She leads with a very hands-on approach to the daily operations of the organization and has developed proven strategies in the management of billing, personnel, budgeting, marketing, contracting, accounts receivable, accounts payable and strategic planning. Elizabeth’s expertise allows her to provide a range of operational services to the team including medical billing and collection, contracting, credentialing, human resources and operational consulting. She manages all of our clients consisting of 27 Urgent Cares, 5 Emergency room/hospitalist groups, and 13 outside clients.

Randi Stelnick
Division Manager

Randi has been with Advanced Health Partners since 2009, starting out in the accounts receivable department. She is the division manager for the Emergency Physician and Hospitalist. She has has an extensive experience in billing and coding. She manages our 5 Emergency room/hospitalist groups.
Randi oversees day to day department operations, implementing and enforcing policies and procedures; developing guidelines to prioritize work and evaluate productivity. Her hand's on approach has made her an integral part of the team.

Carla Williams
Division Manager

Carla started at Advanced Health Partners, Inc. as a Customer Service Representative, and has since moved up through Team Leader to become Manager - Urgent Care division. With 15 years of experience in the medical insurance and urgent care billing industries she has developed strong skills in analyzing problems and finding solutions in a timely and efficient manner. She works one on one with all of our urgent care sites to help with any issues they may have. She is instrumental when it comes to training new employees, claims review, and is a great mentor to the team. Carla manages our 27 Urgent Cares clients.

Carolyn Schwerdtfeger, CPC
Division Manager

Carolyn has been with Advanced Health Partners for 11 years. She started in the company as a Customer Service Representative, understanding the needs of the patients and assisting patients with statements. She then moved to the Accounts Receivable Department, posting payments, follow-up and processing bank deposit for sites. She was then the Division Manager for the Emergency Physicians and Hospitalists groups for several years. For the past few years she has been the Division Manager for Primary Care and other Specialties. With over 20 years of billing and coding experience and continuing coding education training in the different specialties she brings a wealth of knowledge for coding and billing to all of the outside client’s needs.
She works one on one with each client on a daily basis. Carolyn currently manages 13 outside clients ranging from specialties such as Primary Care, Ophthalmology, Pediatrics, Pain Management, Ambulatory Surgical Center and Urgent Care.
Carolyn oversees day to day operations within her team to ensure complete client satisfaction and adds a personal touch to every client’s needs.