Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marissa Bellio
Behavior Analyst in Fitchburg, MA · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1962765438
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Registry record
Entity type Individual (Type 1)
Name Marissa Bellio
Sex Female
Practice address 435 Stickney Rd, Fitchburg, MA, 01420
Phone (508) 633-2321
Enumeration date Jun 20, 2012
Last updated in NPPES Jun 20, 2012
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
What is the NPI number for Marissa Bellio?
The National Provider Identifier (NPI) for Marissa Bellio is 1962765438, a Type 1 (individual) record in the CMS NPPES registry.
Where does Marissa Bellio practice?
The practice location on file with NPPES is in Fitchburg, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-06-20.