Cynthia Ober-Ressijac, NNP
NPI 1427242221 · Critical Care Neonatal Nurse Practitioner · Boston, MA
Cynthia Ober-Ressijac, NNP is a Critical Care Neonatal Nurse Practitioner provider in Boston, MA (NPI 1427242221).
Provider details
- NPI number
- 1427242221
- Entity type
- Individual
- Primary specialty
- Critical Care Neonatal Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NNP
- Sex
- Female
- Sole proprietor
- No
- License
- 156157 (MA)
Specialties & taxonomies
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
18 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
- 2007-09-05
- Last updated
- 2007-09-05
Frequently asked questions
- What is Cynthia Ober-Ressijac's NPI number?
- Cynthia Ober-Ressijac's National Provider Identifier (NPI) is 1427242221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Ober-Ressijac's specialty?
- Cynthia Ober-Ressijac is listed in the NPPES registry with a primary specialty of Critical Care Neonatal Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Ober-Ressijac located?
- Cynthia Ober-Ressijac's practice location on file with NPPES is 750 Washington St, Boston, MA 02111-1526.
- What is Cynthia Ober-Ressijac's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Ober-Ressijac is (617) 636-5008.
- Is Cynthia Ober-Ressijac's NPI active?
- Yes — Cynthia Ober-Ressijac's NPI (1427242221) is active in the NPPES registry as of the last update on 2007-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.