Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Juana L Vainer, M.D.
Psychiatry Physician in Lynn, MA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1184849549
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Registry record
Entity type Individual (Type 1)
Name Juana L Vainer
Credential M.D.
Sex Female
Practice address Tri City Mental Health Ctr, 95 Pleasant Street, Lynn, MA, 01901
Phone (781) 581-4461
Enumeration date Apr 13, 2007
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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 Juana Vainer practice?
The practice location on file with NPPES is in Lynn, MA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Juana Vainer?
The National Provider Identifier (NPI) for Juana Vainer is 1184849549, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.