Leonard Ollennu
NPI 1245016757 · Family Nurse Practitioner · North Brunswick, NJ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Ollennu is a Family Nurse Practitioner provider in North Brunswick, NJ (NPI 1245016757).
Provider details
- NPI number
- 1245016757
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 26NJ14910000 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2023-08-31
- Last updated
- 2025-01-22
- Certified
- 2025-01-22
Frequently asked questions
- What is Leonard Ollennu's NPI number?
- Leonard Ollennu's National Provider Identifier (NPI) is 1245016757, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Ollennu's specialty?
- Leonard Ollennu is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Leonard Ollennu located?
- Leonard Ollennu's practice location on file with NPPES is 519 Allgair Ave, North Brunswick, NJ 08902-2907.
- What is Leonard Ollennu's phone number?
- The practice phone number listed in the NPPES registry for Leonard Ollennu is (732) 447-4687.
- Does Leonard Ollennu accept Medicare?
- Leonard Ollennu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Ollennu's NPI active?
- Yes — Leonard Ollennu's NPI (1245016757) is active in the NPPES registry as of the last update on 2025-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.