Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Courtney Marcellus
Counselor in Phoenixville, PA · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1790209468
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Registry record
Entity type Individual (Type 1)
Name Courtney Marcellus
Sex Female
Practice address 400 Franklin Ave Ste 240, Phoenixville, PA, 19460
Phone (610) 644-6464
Fax (610) 933-2249
Enumeration date Aug 3, 2017
Last updated in NPPES Aug 3, 2017
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 Courtney Marcellus?
The National Provider Identifier (NPI) for Courtney Marcellus is 1790209468, a Type 1 (individual) record in the CMS NPPES registry.
Where does Courtney Marcellus practice?
The practice location on file with NPPES is in Phoenixville, PA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-08-03.