Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Maria N Gregg
Home Health Aide in Pittsburgh, PA · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1912505645
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Registry record
Entity type Individual (Type 1)
Name Maria N Gregg
Sex Female
Practice address 302 Mckinley St, Pittsburgh, PA, 15210
Phone (412) 304-3754
Fax (412) 224-2478
Enumeration date Oct 14, 2020
Last updated in NPPES Jul 26, 2022
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
Where does Maria Gregg practice?
The practice location on file with NPPES is in Pittsburgh, PA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Maria Gregg?
The National Provider Identifier (NPI) for Maria Gregg is 1912505645, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-26.