Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.
NPI 1740376094 · General Practice Dentistry · Providence, RI
Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc. is a General Practice Dentistry organization in Providence, RI (NPI 1740376094).
Provider details
- NPI number
- 1740376094
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- Robert Ducoff, Secretary/Treasurer(401) 861-4358
Specialties & taxonomies
Dental 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
- 2006-10-05
- Last updated
- 2017-03-07
Frequently asked questions
- What is Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s NPI number?
- Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s National Provider Identifier (NPI) is 1740376094, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.?
- Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc. is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc. located?
- Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s practice location on file with NPPES is 362 Ives St, Providence, RI 02906-3929.
- What is Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc. is (401) 861-4358.
- Who is the authorized official for Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.?
- The authorized official listed on Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s NPPES record is Robert Ducoff, Secretary/Treasurer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s NPI active?
- Yes — Mahra B. Rubinstein, DDS & Robert J. Ducoff, DMD, Inc.'s NPI (1740376094) is active in the NPPES registry as of the last update on 2017-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.