Greg Costopoulos, D.D.S.
NPI 1851655609 · Orthodontics and Dentofacial Orthopedics Dentistry · Novato, CA
Greg Costopoulos, D.D.S. is a Orthodontics and Dentofacial Orthopedics Dentistry provider in Novato, CA (NPI 1851655609).
Provider details
- NPI number
- 1851655609
- Entity type
- Individual
- Primary specialty
- Orthodontics and Dentofacial Orthopedics DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 39248 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2012-06-26
- Last updated
- 2014-06-26
Frequently asked questions
- What is Greg Costopoulos's NPI number?
- Greg Costopoulos's National Provider Identifier (NPI) is 1851655609, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Costopoulos's specialty?
- Greg Costopoulos is listed in the NPPES registry with a primary specialty of Orthodontics and Dentofacial Orthopedics Dentistry (Dental Providers).
- Where is Greg Costopoulos located?
- Greg Costopoulos's practice location on file with NPPES is 1730 Novato Blvd, Novato, CA 94947-3048.
- What is Greg Costopoulos's phone number?
- The practice phone number listed in the NPPES registry for Greg Costopoulos is (415) 897-4191.
- Is Greg Costopoulos's NPI active?
- Yes — Greg Costopoulos's NPI (1851655609) is active in the NPPES registry as of the last update on 2014-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.