John R White DDS and Christopher N Siachos DMD PA
NPI 1598907305 · General Practice Dentistry · Greenville, SC
John R White DDS and Christopher N Siachos DMD PA is a General Practice Dentistry organization in Greenville, SC (NPI 1598907305).
Provider details
- NPI number
- 1598907305
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Organization subpart
- No
- Authorized official
- John White, Dentist(864) 271-4006
- License
- 3779 (SC)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-03-26
- Last updated
- 2011-12-20
Frequently asked questions
- What is John R White DDS and Christopher N Siachos DMD PA's NPI number?
- John R White DDS and Christopher N Siachos DMD PA's National Provider Identifier (NPI) is 1598907305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John R White DDS and Christopher N Siachos DMD PA?
- John R White DDS and Christopher N Siachos DMD PA is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is John R White DDS and Christopher N Siachos DMD PA located?
- John R White DDS and Christopher N Siachos DMD PA's practice location on file with NPPES is 1352 Cleveland St Ste a, Greenville, SC 29607-2437.
- What is John R White DDS and Christopher N Siachos DMD PA's phone number?
- The practice phone number listed in the NPPES registry for John R White DDS and Christopher N Siachos DMD PA is (864) 271-4006.
- Who is the authorized official for John R White DDS and Christopher N Siachos DMD PA?
- The authorized official listed on John R White DDS and Christopher N Siachos DMD PA's NPPES record is John White, Dentist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John R White DDS and Christopher N Siachos DMD PA's NPI active?
- Yes — John R White DDS and Christopher N Siachos DMD PA's NPI (1598907305) is active in the NPPES registry as of the last update on 2011-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.