National Government Services Medicare — Jurisdiction K
Also covers / subsidiaries: NGS, National Government Services, JK, Jurisdiction K
Core Payer & Clearinghouse Profile
Electronic Payer ID
10125
A/B MAC Jurisdiction K — Connecticut, New York, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. EDI payer IDs vary by transaction and clearinghouse.
Timely Filing Limit (TFL)
1 calendar year from date of service (Medicare FFS statutory limit)
Appeal Window
Redetermination: 120 days from receipt of the Remittance Advice / initial determination
Clearinghouse Gateway
National Clearinghouse / EDI Gateway
Provider Services
Varies — confirm via portal / clearinghouse
Claims Fax
Varies — confirm via portal / clearinghouse
Claims Address
Varies — confirm via portal / clearinghouse
Provider Portal
https://www.ngsmedicare.com/
NGS is the MAC for Jurisdiction K, covering CT, NY, ME, MA, NH, RI, and VT.
National EDI Clearinghouse Capabilities
Direct ANSI X12 electronic transaction support verified for National Government Services Medicare — Jurisdiction K.
Associated Clearinghouse Payer IDs
National clearinghouse networks maintain dedicated routing IDs for specific transaction lines or subsidiaries under National Government Services Medicare — Jurisdiction K.
| Clearinghouse Name | Electronic Payer ID | Status | Enrollment | Supported Services |
|---|---|---|---|---|
| Edic | J1289 | Non-Par | None | Workers Comp |
| Edic | WB021 | Non-Par | None | Workers Comp |
| Medica | 10125 | Non-Par | None | 837P837I270/271276/277Dental |
| Medica | 94265 | Non-Par | Required | 837P837I835 ERA |
| Medicare | 00431 | Non-Par | None | 837P837I270/271Dental |
Resolution Tools for National Government Services Medicare — Jurisdiction K Claims
Values vary by plan, line of business, and provider agreement. Confirm in the payer portal or with your clearinghouse gateway before submitting electronic claims.
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