Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Margaret C Hayes
Registered Nurse in Keene, NH · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275920183
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Registry record
Entity type Individual (Type 1)
Name Margaret C Hayes
Sex Female
Practice address 17 93rd St, Keene, NH, 03431
Phone (603) 283-1570
Fax (603) 357-9648
Enumeration date Apr 17, 2015
Last updated in NPPES Apr 17, 2015
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Margaret Hayes practice?
The practice location on file with NPPES is in Keene, NH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Margaret Hayes?
The National Provider Identifier (NPI) for Margaret Hayes is 1275920183, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Monadnock Family Services Case Management Agency · Keene, NH NPI 1992807010 Wendy Prescott Social Worker · Keene, NH NPI 1356444368 Monadnock Family Services Social Worker · Keene, NH NPI 1689778763 Mark Bromley Marriage & Family Therapist · Keene, NH NPI 1437244134 Jennifer Gathercole Counselor · Keene, NH NPI 1073693271 Rebecca Ragazzo Case Manager/Care Coordinator · Keene, NH NPI 1407994643 Heidi Short Case Manager/Care Coordinator · Keene, NH NPI 1306985924 Corey Richardson Case Manager/Care Coordinator · Keene, NH NPI 1912047275
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-04-17.