Gregory Livanos
NPI 1548454218 · Orthodontics and Dentofacial Orthopedics Dentistry · Worcester, MA
Gregory Livanos is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Worcester, MA (NPI 1548454218).
Provider details
- NPI number
- 1548454218
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 18455 (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
18 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
- 2007-09-05
- Last updated
- 2007-09-05
Frequently asked questions
- What is Gregory Livanos's NPI number?
- Gregory Livanos's National Provider Identifier (NPI) is 1548454218, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Livanos's specialty?
- Gregory Livanos is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Gregory Livanos located?
- Gregory Livanos's practice location on file with NPPES is 27-29 Mechanic St, Worcester, MA 01608-2414.
- What is Gregory Livanos's phone number?
- The practice phone number listed in the NPPES registry for Gregory Livanos is (508) 753-2489.
- Is Gregory Livanos's NPI active?
- Yes — Gregory Livanos's NPI (1548454218) is active in the NPPES registry as of the last update on 2007-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.