Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Allison Mars, MS RD LDN
Registered Dietitian in Saugus, MA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1922616093
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Registry record
Entity type Individual (Type 1)
Name Allison Mars
Credential MS RD LDN
Sex Female
Practice address 119 Fairmount Ave, Saugus, MA, 01906
Phone (781) 690-1683
Enumeration date Jul 15, 2020
Last updated in NPPES Jul 22, 2020
Taxonomy & licenses
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 3764 (MA) Secondary
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 Allison Mars practice?
The practice location on file with NPPES is in Saugus, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Allison Mars?
The National Provider Identifier (NPI) for Allison Mars is 1922616093, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-07-22.