Robert Leff, D.M.D., P.C.
NPI 1407813280 · Orthodontics and Dentofacial Orthopedics Dentistry · Springfield, MA
Robert Leff, D.M.D., P.C. is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Springfield, MA (NPI 1407813280).
Provider details
- NPI number
- 1407813280
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- D.M.D., P.C.
- Sex
- Male
- License
- 10652 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-04-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Leff's NPI number?
- Robert Leff's National Provider Identifier (NPI) is 1407813280, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Leff's specialty?
- Robert Leff is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Robert Leff located?
- Robert Leff's practice location on file with NPPES is 1795 Main St, Springfield, MA 01103-1077.
- What is Robert Leff's phone number?
- The practice phone number listed in the NPPES registry for Robert Leff is (413) 734-4443.
- Is Robert Leff's NPI active?
- Yes — Robert Leff's NPI (1407813280) 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.