Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marie L Trenouth, RN
Registered Nurse in Malden, MA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275955999
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Registry record
Entity type Individual (Type 1)
Name Marie L Trenouth
Credential RN
Sex Female
Practice address 195 Canal St, Suite 105, Malden, MA, 02148
Phone (781) 338-0032
Enumeration date Jan 15, 2014
Last updated in NPPES Jan 15, 2014
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN credential
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 Marie Trenouth practice?
The practice location on file with NPPES is in Malden, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Marie Trenouth?
The National Provider Identifier (NPI) for Marie Trenouth is 1275955999, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Andrea Gordon Family Medicine Physician · Malden, MA NPI 1811986292 Molly Cohen-Osher Family Medicine Physician · Malden, MA NPI 1073550711 Judy Platt Family Medicine Physician · Malden, MA NPI 1467497917 Elizabeth Eber Clinical Psychologist · Malden, MA NPI 1093811010 Laura Sullivan Family Medicine Physician · Malden, MA NPI 1003981705 Amiesha Panchal Family Medicine Physician · Malden, MA NPI 1568679843 Honor Macnaughton Family Medicine Physician · Malden, MA NPI 1619170032 Nicolas Nguyen Family Medicine Physician · Malden, MA NPI 1588856926
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-15.