Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Gregory Joseph Diorio, DO
Urology Physician in Camden, NJ · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1427369867
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Registry record
Entity type Individual (Type 1)
Name Dr. Gregory Joseph Diorio
Credential DO
Sex Male
Practice address 3 Cooper Plz Rm 104, Camden, NJ, 08103
Phone (856) 342-3113
Fax (856) 968-8457
Enumeration date Jun 30, 2010
Last updated in NPPES Dec 2, 2023
Taxonomy & licenses
208800000X Urology Physician Allopathic & Osteopathic Physicians · License 5101022954 (MI) Secondary
208800000X Urology Physician Allopathic & Osteopathic Physicians · License 25MB11695300 (NJ) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO 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 Gregory Diorio practice?
The practice location on file with NPPES is in Camden, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gregory Diorio?
The National Provider Identifier (NPI) for Gregory Diorio is 1427369867, 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 2023-12-02.