Jennifer Collar, CNP
NPI 1881390029 · Neonatal Nurse Practitioner · Melrose, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Collar, CNP is a Neonatal Nurse Practitioner provider in Melrose, MA (NPI 1881390029).
Provider details
- NPI number
- 1881390029
- Entity type
- Individual
- Primary specialty
- Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN284243 (MA)
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
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
5 documented practice locations
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
Additional practice locations (4)
- 15 Francis StBoston, MA 02115-6105Phone: (617) 732-8881
- 75 Francis StBoston, MA 02115-6110Phone: (617) 732-5500
- 850 Harrison AveBoston, MA 02118-4001Phone: (617) 414-4359
- 1153 Centre StJamaica Plain, MA 02130-3446Phone: (617) 983-7000
Registry dates
- Enumerated
- 2023-01-31
- Last updated
- 2026-03-11
- Certified
- 2026-03-11
Frequently asked questions
- What is Jennifer Collar's NPI number?
- Jennifer Collar's National Provider Identifier (NPI) is 1881390029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Collar's specialty?
- Jennifer Collar is listed in the NPPES registry with a primary specialty of Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jennifer Collar located?
- Jennifer Collar's practice location on file with NPPES is 585 Lebanon St, Melrose, MA 02176-3225.
- What is Jennifer Collar's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Collar is (781) 979-3000.
- Does Jennifer Collar accept Medicare?
- Jennifer Collar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Collar's NPI active?
- Yes — Jennifer Collar's NPI (1881390029) is active in the NPPES registry as of the last update on 2026-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.