DentalMedical
Medicare Massachusetts Part B Payer ID
Payer ID14212
Payer details
- Payer ID
- 14212
- Other payer IDs
- 2469, 5527I, JSMMA0, MAMCR, SMMA0
- Coverage types
- Dental, Medical
- Programs
- Medicare
- Payer website
- cms.gov
Other names
- Massachusetts Medicare
- National Government Services (NGS) - Massachusetts
Where it operates
Massachusetts
What You Can Check With Medicare Massachusetts Part B
- Eligibility and benefits for any service type Medicare Massachusetts Part B returns
- Instant results, 24/7, with no phone calls or portals
What a check returns is up to the payer: some return more detail than others.
Service Type Code LookupPayer details updated Oct 18, 2026. Payers change IDs and plan names; when in doubt, use the ID on the member's card.
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