Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Anna Breiburg, APRN
Nurse Practitioner in New Haven, CT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881656171
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Registry record
Entity type Individual (Type 1)
Name Anna Breiburg
Credential APRN
Sex Female
Practice address 800 Howard Ave, New Haven, CT, 06519
Phone (203) 785-2140
Enumeration date Apr 4, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 003194 (CT) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists.
About the APRN 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 Anna Breiburg practice?
The practice location on file with NPPES is in New Haven, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Anna Breiburg?
The National Provider Identifier (NPI) for Anna Breiburg is 1881656171, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.