Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Michelle B. Stein, MA
Psychologist in Boston, MA · enumerated 2008.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346406378
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Registry record
Entity type Individual (Type 1)
Name Michelle B. Stein
Credential MA
Sex Female
Practice address 1 Bowdoin Sq, 7th Floor, Boston, MA, 02114
Phone (617) 726-2000
Enumeration date Jul 30, 2008
Last updated in NPPES Oct 8, 2014
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 Michelle Stein?
The National Provider Identifier (NPI) for Michelle Stein is 1346406378, a Type 1 (individual) record in the CMS NPPES registry.
Where does Michelle Stein practice?
The practice location on file with NPPES is in Boston, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-10-08.