Gregory Alfieri, DO
NPI 1265373716 · Student in an Organized Health Care Education/Training Program · Newark, NJ
Gregory Alfieri, DO is a Student in an Organized Health Care Education/Training Program provider in Newark, NJ (NPI 1265373716).
Provider details
- NPI number
- 1265373716
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2026-04-01
- Last updated
- 2026-04-01
- Certified
- 2026-04-01
Frequently asked questions
- What is Gregory Alfieri's NPI number?
- Gregory Alfieri's National Provider Identifier (NPI) is 1265373716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Alfieri's specialty?
- Gregory Alfieri is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Gregory Alfieri located?
- Gregory Alfieri's practice location on file with NPPES is 185 S Orange Ave, Newark, NJ 07103-2757.
- What is Gregory Alfieri's phone number?
- The practice phone number listed in the NPPES registry for Gregory Alfieri is (973) 972-5018.
- Is Gregory Alfieri's NPI active?
- Yes — Gregory Alfieri's NPI (1265373716) is active in the NPPES registry as of the last update on 2026-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.