IndividualActive
Ellen Jean-Louis, RN
NPI 1770165797 · Ambulatory Care Registered Nurse · Cambridge, MA
Ellen Jean-Louis, RN is a Ambulatory Care Registered Nurse provider in Cambridge, MA (NPI 1770165797).
Provider details
- NPI number
- 1770165797
- Entity type
- Individual
- Primary specialty
- Ambulatory Care Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 164961 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(63/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
1493 Cambridge St
Cambridge, MA 02139-1099
Phone: (617) 665-2555
Street-level locationGet directions
Mailing address
55 Lincoln St
Medford, MA 02155-6745
Registry dates
- Enumerated
- 2021-04-28
- Last updated
- 2021-04-28
- Certified
- 2021-04-28
Frequently asked questions
- What is Ellen Jean-Louis's NPI number?
- Ellen Jean-Louis's National Provider Identifier (NPI) is 1770165797, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Jean-Louis's specialty?
- Ellen Jean-Louis is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).
- Where is Ellen Jean-Louis located?
- Ellen Jean-Louis's practice location on file with NPPES is 1493 Cambridge St, Cambridge, MA 02139-1099.
- What is Ellen Jean-Louis's phone number?
- The practice phone number listed in the NPPES registry for Ellen Jean-Louis is (617) 665-2555.
- Is Ellen Jean-Louis's NPI active?
- Yes — Ellen Jean-Louis's NPI (1770165797) is active in the NPPES registry as of the last update on 2021-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.