Advanced Coding Services

Instructors - We are here for you

Hi, I’m Beth! We are here to help answer all of your questions.

Beth Schleeper. Owner, CEO Advanced Coding Services

CEO/Instructor & Medical Billing and Coding Expert Beth Schleeper, COC, CPC, CPCO, CDEO, CPB, CPMA, CPPM, CRC, CPC-I, CEMC, CEMA

Beth is globally recognized as a medical billing and coding expert with over 28 years of experience in the medical billing and coding industry. She is the CEO of the nationally renowned Advanced Coding Services located in Phoenix, AZ.

Beth has spent a lifetime in the medical billing, coding and medical consulting industry. Prior to owning Advanced Coding Services, Beth and her late father owned and operated TNT Consulting, one of the largest celebrated medical billing coding firms helping medical practices in and throughout the USA. The TNT Consulting organization is still in operation today.

Hi, I’m Bobby! We will make this learning process so enjoyable for you!

Bobby, Instructor at Advanced Coding Services

Robert (Bobby) Kiesecker, BSHA, CPC, CPC-I, CCC  has been in the healthcare industry for almost 17 years. Working in coding and billing, Bobby became the first Certified Cardiology Coder in Arizona and has excelled to become a PMCC instructor.

Bobby has an excellent understanding of what it means to be a working adult that is going to school. Bobby while working a full time job completed his Bachelors in Healthcare Administration Degree. Bobby has enthusiasm for teaching and loves Cardiology, peripheral vascular system, Interventional Radiology and Pediatrics. Bobby served as the Education Officer for the Phoenix chapter in 2009 of the AAPC.

Hi, I’m Lynn! We can’t wait to meet you and help you succeed as a leader.

Lynn Hosking, Instructor, Advanced Coding Services

Lynn Hosking, BS, CPC, CPC-I, AAPC approved PMCC Instructor, AHIMA approved ICD-10-CM/PCS instructor. 

Lynn has been involved in the teaching and mentoring of coders, physicians, and administrators throughout her healthcare career. She is also the co-founder and past President of the Prescott Chapter for the AAPC.

Lynn’s vast expertise made her instrumental in developing a coding program to assist CPC-A’S obtain the necessary experience to become full CPC’S and move forward in their coding careers. This program is also being used in the hiring process for many employers. 

Meet Rhonda Zollars, COC, CPC an ACS instructor, holds the position of Medical Coding Manager for Arizona State.

Rhonda Zollars, Advanced Coding Services Instructor

Rhonda has a history of medical billing expertise and she has been honored with AAPC Region 7 Coder of the year.

Rhonda has worked in the medical field since 1998. She began her coding career as a medical assistant in dermatology and internal medicine.

Rhonda’s experience built the foundation for where she is today as a fraud investigator.

We have innovative and industry leading ways to teach you! We’ve got you covered!

learning styles representation

Advanced Coding Service’s teaching methods are proven to increase you retention levels of the material, which increases passing scores for graduating students.

Every person has their own learning style. Some will learn better visually, while others may be auditory learners and yet others may learn better Kinesthetically. Our curriculum and teaching methods help you identify your own learning style and then uses a suggestive system to help you through the program with the highest retention level possible.


All of our instructors go out of their way to inspire you and educate you.

“The time, attention, material and instructors are all top notch. They go above and beyond, We found there simply isn’t anything else out there that comes close. They say what they mean and mean what they say. Best investment for my practice and team.”

Phoenix Vascular Access, Medical Providers

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