- Submit an Initial Enrollment Application
- Submit an Initial Enrollment Application
- Submit an Initial Enrollment Application
- Get Help Completing My Enrollment Application
- Get Help Completing My Enrollment Application
- Get Help Completing My Enrollment Application
- Supporting Documentation Information
- Learn About PECOS Web
- View Existing Medicare ID (PTAN) in PECOS and Effective/End Dates for Reassignment
- Instructions for Unfinished PECOS Enrollment Application(s)
- Verify and Manage Signatures
- PECOS Correct and Resubmit Application Instructions
View Existing Medicare ID (PTAN) in PECOS and Effective/End Dates for Reassignment
Important: If you recently submitted an application to request a PTAN, please verify the approval letter was received prior to submission of claims.
Log into PECOS.
Select “My Associates”
Scroll down under “Existing Associates” and click “View Enrollments” for selected record.
Scroll down under “Existing Enrollments” to appropriate record.
View PTAN(s)
- In “Medicare ID” field
- Open “View Medicare ID Report”
- Open “View Approved Enrollment Record”
- Sole proprietors or groups review the practice location section
- Physician assistants review the physician assistants section
- Individuals or groups review the reassignment section
- Open "View/Manage Reassignments" then review the report
“View/Manage Reassignment” screen, scroll down under “Reassignment Report,” to view Medicare ID PTAN, effective and end date for each reassignment.
Revised 10/22/2024
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:
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:
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