Submit Enrollment Application

Learn About PECOS Web

Table of Contents

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CMS Provider Enrollment Systems

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Advantages of Online Enrollment

  • Let’s you submit CMS-855 form online
  • MAC receives application submission faster
  • Tailored application process
  • Electronic signature method:
    • E-signature
    • Upload (PDF or TIFF) paper certification statement
  • Uploading (PDF or TIFF) supporting documentation feature
  • Processing time is 50 percent faster than paper application submission
  • Fewer submission errors/omissions
  • Save time and money

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Get Started

CMS provides guides to help make the most out of PECOS web.

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Other Resources

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Get Access

Create one account with the Identity & Access Management System to manage access to PECOS and NPPES, manage staff and authorize others to access your information.

Use Quick Reference Guide for more instructions on setting up access, authorizing connections and resetting password.

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Password Requirements

  • Passwords reset every 60 days.
  • Passwords may only be changed once every 24 hours.
  • Must be 8‒12 characters.
  • Must contain at least one letter.
  • Must contain at least one number.
  • Must contain at least one special character.
    Valid Special Characters: @ # &) (- _ ’ ” . , * ; : /
  • Must not start with numeric characters.
  • Must be different from the previous six passwords.
  • Must not contain first name or last name.
  • Must not be the same as the User ID.

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Multi-Factor Authentication

MFA is a security system that requires more than one method of authentication from independent categories of credentials to verify the user’s identity for a login or other transaction.

CMS implementation is to improve identification and authentication security for the three public facing applications I&A, NPPES and PECOS.

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Get Help

CMS established the EUS Help Desk to assist with PECOS web (access, password resets or technical issues) and the MFA process.

Contact Contact Information
EUS Help Desk Phone: 866-484-8049
TTY: 866-523-4759
Email: EUSSupport@cgi.com


Refer to Enrollment tab for instructions to submit PECOS application by selecting appropriate scenario (Enroll for the First Time, Change Existing Information or Revalidate).

Revised 7/29/2024

Helpful Resources

Check Provider Enrollment Application Status
Log Into PECOS

J6 Mailing Address:

National Government Services, Inc.
P.O. Box 6475
Indianapolis, IN 46206-6475

Interactive Voice Response:

877-908-9499

Contact Enrollment:

877-908-8476

Hours Available:

Monday–Friday
8:00 a.m.–4:00 p.m. CT

Form(s) you'll need:

Enrollment Forms

Helpful Resources

Check Provider Enrollment Application Status
Log Into PECOS
Pay Application Fee

JK Mailing Address:

National Government Services, Inc.
P.O. Box 7149
Indianapolis, IN 46207-7149

Interactive Voice Response:

877-869-6504

Contact Enrollment:

888-379-3807

Hours Available:

Monday–Friday
8:00 a.m.–4:00 p.m. ET

Form(s) you'll need:

Enrollment Forms

Helpful Resources

Check Provider Enrollment Application Status
Log Into PECOS

J6 Mailing Address:

National Government Services, Inc.
P.O. Box 6474
Indianapolis, IN 46206-6474

Contact Enrollment:

855-834-5596

Hours Available:

Monday–Friday
8:00 a.m.–4:00 p.m. CT
9:00 a.m.–5:00 p.m. ET

*Closed for training on the 2nd and 4th Friday of the month
12:00 p.m.-4:00 p.m. ET
11:00 a.m.-3:00 p.m. CT

Form(s) you'll need:

CMS-855A - Medicare Enrollment Application form for Institutional Providers
CMS-588 - Electronic Funds Transfer (EFT) Authorization Agreement form

Helpful Resources

Check Provider Enrollment Application Status
Log Into PECOS
Pay Application Fee

JK Mailing Address:

National Government Services, Inc.
P.O. Box 7149
Indianapolis, IN 46206-7149

Contact Enrollment:

855-593-8047

Hours Available:

Monday–Friday
8:00 a.m.–4:00 p.m. ET

*Closed for training on the 2nd and 4th Friday of the month
12:00 p.m.-4:00 p.m. ET

Form(s) you'll need:

CMS-855A - Medicare Enrollment Application form for Institutional Providers
CMS-588 - Electronic Funds Transfer (EFT) Authorization Agreement form