NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Lucia Birkenfeld, D.M.D

Dentist in Tenafly, NJ · enumerated 2015.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1316321102

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Registry record

Entity type Individual (Type 1)
Name Lucia Birkenfeld
Credential D.M.D
Sex Female
Practice address Tenafly, NJ, 07670
Enumeration date Jul 12, 2015
Last updated in NPPES Jul 12, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

122300000X Dentist Dental Providers · License 052645 (NY) Primary
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees. About the DMD 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Lucia Birkenfeld?
The National Provider Identifier (NPI) for Lucia Birkenfeld is 1316321102, a Type 1 (individual) record in the CMS NPPES registry.
Where does Lucia Birkenfeld practice?
The practice location on file with NPPES is in Tenafly, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-07-12.