Gregory Nalesnik, DO
NPI 1659864189 · Student in an Organized Health Care Education/Training Program · Neptune, NJ
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Nalesnik, DO is a Student in an Organized Health Care Education/Training Program provider in Neptune, NJ (NPI 1659864189).
Provider details
- NPI number
- 1659864189
- 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
8 yrs in NPPES 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
- 2018-06-09
- Last updated
- 2018-06-09
Frequently asked questions
- What is Gregory Nalesnik's NPI number?
- Gregory Nalesnik's National Provider Identifier (NPI) is 1659864189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Nalesnik's specialty?
- Gregory Nalesnik 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 Nalesnik located?
- Gregory Nalesnik's practice location on file with NPPES is 1945 State Route 33, Neptune, NJ 07753-4859.
- What is Gregory Nalesnik's phone number?
- The practice phone number listed in the NPPES registry for Gregory Nalesnik is (732) 776-4483.
- Does Gregory Nalesnik accept Medicare?
- Gregory Nalesnik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Nalesnik's NPI active?
- Yes — Gregory Nalesnik's NPI (1659864189) is active in the NPPES registry as of the last update on 2018-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.