IndividualActive
Carroll Johnston, DDS
NPI 1073681292 · Dentist · Herndon, VA
Carroll Johnston, DDS is a Dentist provider in Herndon, VA (NPI 1073681292).
Provider details
- NPI number
- 1073681292
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 0401411364 (VA)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
Detailed profile(90/100 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
150 Elden St
Suite 200
Herndon, VA 20170
Phone: (703) 707-2070
Fax: (703) 707-0450
Street-level locationGet directions
Mailing address
13435 Midlands Farm Ln
Lovettsville, VA 20180
Registry dates
- Enumerated
- 2006-12-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Carroll Johnston's NPI number?
- Carroll Johnston's National Provider Identifier (NPI) is 1073681292, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carroll Johnston's specialty?
- Carroll Johnston is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Carroll Johnston located?
- Carroll Johnston's practice location on file with NPPES is 150 Elden St, Herndon, VA 20170.
- What is Carroll Johnston's phone number?
- The practice phone number listed in the NPPES registry for Carroll Johnston is (703) 707-2070.
- Is Carroll Johnston's NPI active?
- Yes — Carroll Johnston's NPI (1073681292) 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.