Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Miss Barbara Marie Grunenberg, MS
Specialist in Bay Shore, NY · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1134481252
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Registry record
Entity type Individual (Type 1)
Name Miss Barbara Marie Grunenberg
Credential MS
Sex Female
Practice address 80 Bay Shore Rd, Bay Shore, NY, 11706
Phone (631) 266-4489
Enumeration date Jun 14, 2012
Last updated in NPPES Sep 8, 2016
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 Barbara Grunenberg?
The National Provider Identifier (NPI) for Barbara Grunenberg is 1134481252, a Type 1 (individual) record in the CMS NPPES registry.
Where does Barbara Grunenberg practice?
The practice location on file with NPPES is in Bay Shore, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-09-08.