OrganizationActive
Fuller & Spencer Fuller, PC
NPI 1669846861 · General Practice Dentistry · Leesburg, VA
Fuller & Spencer Fuller, PC is a General Practice Dentistry organization in Leesburg, VA (NPI 1669846861).
Provider details
- NPI number
- 1669846861
- Entity type
- Organization
- Primary specialty
- General Practice DentistryDental Providers
- Parent organization
- Potomac Valley Dental Care, PLLC
- Organization subpart
- Yes
- Authorized official
- Llewellyn Welstead, Dentist/Owner(703) 771-8500
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
706 S King St
Suite 5
Leesburg, VA 20175-3918
Phone: (703) 771-8500
Fax: (703) 771-9541
Street-level locationGet directions
Mailing address
706 S King St
Leesburg, VA 20175-3918
Other names (DBA / former)
- Doing business as
- The Leesburg Dentists
Registry dates
- Enumerated
- 2015-11-25
- Last updated
- 2015-11-25
Frequently asked questions
- What is Fuller & Spencer Fuller, PC's NPI number?
- Fuller & Spencer Fuller, PC's National Provider Identifier (NPI) is 1669846861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Fuller & Spencer Fuller, PC?
- Fuller & Spencer Fuller, PC is classified in the NPPES registry as General Practice Dentistry (Dental Providers).
- Where is Fuller & Spencer Fuller, PC located?
- Fuller & Spencer Fuller, PC's practice location on file with NPPES is 706 S King St, Leesburg, VA 20175-3918.
- What is Fuller & Spencer Fuller, PC's phone number?
- The practice phone number listed in the NPPES registry for Fuller & Spencer Fuller, PC is (703) 771-8500.
- Who is the authorized official for Fuller & Spencer Fuller, PC?
- The authorized official listed on Fuller & Spencer Fuller, PC's NPPES record is Llewellyn Welstead, Dentist/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Fuller & Spencer Fuller, PC's NPI active?
- Yes — Fuller & Spencer Fuller, PC's NPI (1669846861) is active in the NPPES registry as of the last update on 2015-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.