IndividualActive
Margaret Komoniewski, OD
NPI 1669365607 · Optometrist · Cambridge, MA
Margaret Komoniewski, OD is a Optometrist provider in Cambridge, MA (NPI 1669365607).
Provider details
- NPI number
- 1669365607
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 0618003501 (VA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 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
19 Dunster St
Cambridge, MA 02138-5002
Phone: (617) 354-5590
Street-level locationGet directions
Mailing address
15 Belmont St
Cambridge, MA 02138-4404
Additional practice locations (3)
- 15 Belmont StCambridge, MA 02138-4404Phone: (617) 354-5100
- 26 Surveyors LaneMartha'S Vineyard, MA 61746-8174Phone: (617) 275-7820
- 198 Elm StNorth Cambridge, MA 02140-1303Phone: (617) 798-7670
Registry dates
- Enumerated
- 2025-05-29
- Last updated
- 2025-12-03
- Certified
- 2025-12-03
Frequently asked questions
- What is Margaret Komoniewski's NPI number?
- Margaret Komoniewski's National Provider Identifier (NPI) is 1669365607, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Komoniewski's specialty?
- Margaret Komoniewski is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Margaret Komoniewski located?
- Margaret Komoniewski's practice location on file with NPPES is 19 Dunster St, Cambridge, MA 02138-5002.
- What is Margaret Komoniewski's phone number?
- The practice phone number listed in the NPPES registry for Margaret Komoniewski is (617) 354-5590.
- Is Margaret Komoniewski's NPI active?
- Yes — Margaret Komoniewski's NPI (1669365607) is active in the NPPES registry as of the last update on 2025-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.