Medicare Application Updates; 855A, 855B, 855I, 855R

Yesenia Servin

Thursday,
December 18,2025
Time:
1:00 PM EST
Duration:
60 Minutes
Event Type :
Recorded Webinar
Overview :
  • Discuss credentialing & enrollment processes that impact your revenue cycle
  • Recognize billing processes, including service entry, claim submission, and revenue cycle management
  • Explore Medicare enrollment and the benefits of participating.

Discussion Points:-

  • How do I know that a CMS 855I application is needed if I use PECOS for Medicare?
  • When is an 855R application required?
  • What is the correspondence/mailing address that should be listed on the 855I application?
  • Understanding CMS Medicare’s use of the term "provider(s)."
  • How to obtain compliant access to your provider’s Medicare applications.
  • The designated contact person on every Medicare application should only be:
  • Adverse actions must be reported on an 855I application.
  • Medicare allows corrections to be responded to within a specified timeframe:
  • The process for completing and mailing out Medicare paper applications.
  • The CMS-compliant process to connect with healthcare providers, whether individuals or organizations.
  • Medicare revalidations are urgent, and the timeline is:
  • When you receive a request to correct the address(es) on your application, which section(s) should you check?
  • Key requirements for completing the 855R application.
  • Consistency in language from MAC representatives when requesting corrections or providing rejection letters.
  • When completing the banking information section, the address listed must match the address on the Medicare application.

Recorded Version

Combo Version

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Instructor:

Yesenia Servin CPMSM, PESC is an expert in credentialing and provider/payer enrollment with over 23 years of experience in the healthcare industry. Yesenia has a deep understanding of Medicare & Medicaid enrollment and is a nationally certified credentialing manager and provider enrollment specialist. Through, YS Credentialing PLLC, Yesenia helps organizations develop and implement best practices guidelines, and processes. Guides the credentialing and payer enrollment structure. Thrives on training and growing administrative, credentialing, and enrollment healthcare professionals.

Yesenia manages payer enrollment, keeps team members and colleagues up to date on industry trends, and is a liaison to all departments that impact payer-enrollment processes. Yesenia works with durable medical equipment, hospitals and health systems, and community mental health organizations, global managed care organizations as well as providing revenue cycle consulting services to various healthcare providers and organizations.

Yesenia is a current CharterOak University Faculty, a NAMSS member, and is a past NAMSS Educational Conference Guest Speaker, a current member of the NAHRI Leadership Council, a current trainer for The Chicago School of Professional Psychology trainer, and a TMG Collaborator. Yesenia studied microeconomics and communications at NEIU and healthcare administration at Concordia University Chicago.