Greta Feinberg, NP
NPI 1578781563 · Pediatric Nurse Practitioner · Cambridge, MA
Greta Feinberg, NP is a Pediatric Nurse Practitioner provider in Cambridge, MA (NPI 1578781563).
Provider details
- NPI number
- 1578781563
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 235472 (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
19 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
- 2007-04-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Greta Feinberg's NPI number?
- Greta Feinberg's National Provider Identifier (NPI) is 1578781563, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greta Feinberg's specialty?
- Greta Feinberg is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Greta Feinberg located?
- Greta Feinberg's practice location on file with NPPES is 575 Mt Auburn St,, Cambridge, MA 02138.
- What is Greta Feinberg's phone number?
- The practice phone number listed in the NPPES registry for Greta Feinberg is (617) 547-8100.
- Is Greta Feinberg's NPI active?
- Yes — Greta Feinberg's NPI (1578781563) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.