IndividualActive
Richard Greenberg, D.D.S.
NPI 1780805036 · Dentist · Cos Cob, CT
Richard Greenberg, D.D.S. is a Dentist provider in Cos Cob, CT (NPI 1780805036).
Provider details
- NPI number
- 1780805036
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 4096 (CT)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
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
211 a East Putnam Avenue
Cos Cob, CT 06807
Phone: (203) 869-2884
Street-level locationGet directions
Mailing address
1234 Harbor Drive Unit 402
Stamford, CT 06902
Registry dates
- Enumerated
- 2007-05-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Greenberg's NPI number?
- Richard Greenberg's National Provider Identifier (NPI) is 1780805036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Greenberg's specialty?
- Richard Greenberg is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Richard Greenberg located?
- Richard Greenberg's practice location on file with NPPES is 211 a East Putnam Avenue, Cos Cob, CT 06807.
- What is Richard Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Richard Greenberg is (203) 869-2884.
- Is Richard Greenberg's NPI active?
- Yes — Richard Greenberg's NPI (1780805036) 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.