e:  robin@medicalofficeservicesinc.com
p:  847-526-0100

Welcome to MOS, Inc

Do you feel like you are paying too much for your medical billing?
Are you searching for a new solution for your practice such as outsourcing?

We can help! We are Medical Office Services, inc. your medical billing
professionals. We are available to answer your questions, concerns, and look
forward to hearing from you.

We pride ourselves in personalized, professional, and individualized service adapted to fit the ever changing needs of your practice.

Who we are

Founded by Robin Weiner, Medical Office Services, Inc. has been providing cost effective, professional medical billing services since 1994. We are located in Wauconda, Illinois.

Our goal is to provide you with personalized service while getting the highest return on your claims in order to meet the needs of your practice. We are here for you, and are more than happy to tailor our services to conform to what you want in a billing service.

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What we do

We're 15 years committed to taking on the technicalities of medical billing, allowing you to provide quality care to your patients.

MOS can cater to any of your needs! Whatever service you desire can be accommodated. Allow us to be an extremely valuable, cost effective component of your practice!

Full practice management and claims only submission descriptions are here to get you started:


We comply with HIPPA privacy regulations. All the information is kept highly confidential and secure. Backups are run on a daily basis and kept secure at a separate location. You can be assured that our internet connection is a secure one. Each physician's practice is on its own directory, private and secure.

Also, a server has been implemented for physicians to connect to their secured information directory.

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Why Outsource?

  • No turnover risk
  • No billing distraction while trying to handle patient care
  • No major investment in billing software or computer hardware
  • No sick pay, vacation pay, insurance policy purchases, employee salary, illness time off, and other costs associated with hiring an employee.
  • No wasted money on postage and mailings, yearly support fees, claim forms, paper and the list goes on!

What if there is a certain way I would like my collection and billing procedures handled?

We will sit down with you to personally design a plan for collections procedures. We provide one-on-one support to the patients and of course to you! Our staff is very friendly and professional.

What is the process of signing up as a new client?

A very simple contract is all that is required for you to get started. Once we have your information, your practice can start benefiting from us immediately!

How do we get our claim information to you?

You can get your information to us by fax, mail, or pick-up can be arranged (local offices only).

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Full Practice Managment:

Entering all patient demographics
Entering all procedural information
Clearinghouse set-up, enrollment, registration, and contracts
Electronic claim and paper submission
Correction and resubmission of claims
Dedicated follow-up of claims
Notification of rejected claims (electronic) in 48 hours
Payment posting and adjustments
Monthly reports
Patient statements
Patient inquiries
Soft collections, up to 3 past due notices
Business hours support for patients

Claims Only Submission

Electronic claim and paper submission
Secondary submission

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Please contact us for more information. Any and all of your questions and concerns are welcome!

Email:  Robin Weiner
Tel: 847-526-0100
Fax: 847-526-0150

Medical Office Services, Inc
1000 Brown St
Suite 101
Wauconda, IL 60084

Business Hours: Monday-Friday 9-5
But feel free to leave a message at any time!