Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Marilyn C Keohane, RN MSN
Registered Nurse in Yarmouth, MA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881753267
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Registry record
Entity type Individual (Type 1)
Name Mrs. Marilyn C Keohane
Credential RN MSN
Sex Female
Practice address 50 Long Pond Rd, Yarmouth, MA, 02664
Phone (508) 398-5277
Fax (508) 398-4959
Enumeration date Dec 8, 2006
Last updated in NPPES Jul 8, 2007
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 Marilyn Keohane practice?
The practice location on file with NPPES is in Yarmouth, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marilyn Keohane?
The National Provider Identifier (NPI) for Marilyn Keohane is 1881753267, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.