OrganizationActive
Nicholas Ellyn, M.D., P.C.
NPI 1861715435 · Specialist · Alexandria, VA
Nicholas Ellyn, M.D., P.C. is a Specialist organization in Alexandria, VA (NPI 1861715435).
Provider details
- NPI number
- 1861715435
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Nicholas Ellyn, Physician(703) 578-0100
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
4660 Kenmore Ave
Suite 416
Alexandria, VA 22304-1313
Phone: (703) 751-0700
Street-level locationGet directions
Mailing address
1707 Osage St
Alexandria, VA 22302-2607
Registry dates
- Enumerated
- 2010-03-10
- Last updated
- 2010-03-10
Frequently asked questions
- What is Nicholas Ellyn, M.D., P.C.'s NPI number?
- Nicholas Ellyn, M.D., P.C.'s National Provider Identifier (NPI) is 1861715435, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nicholas Ellyn, M.D., P.C.?
- Nicholas Ellyn, M.D., P.C. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Nicholas Ellyn, M.D., P.C. located?
- Nicholas Ellyn, M.D., P.C.'s practice location on file with NPPES is 4660 Kenmore Ave, Alexandria, VA 22304-1313.
- What is Nicholas Ellyn, M.D., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Nicholas Ellyn, M.D., P.C. is (703) 751-0700.
- Who is the authorized official for Nicholas Ellyn, M.D., P.C.?
- The authorized official listed on Nicholas Ellyn, M.D., P.C.'s NPPES record is Nicholas Ellyn, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nicholas Ellyn, M.D., P.C.'s NPI active?
- Yes — Nicholas Ellyn, M.D., P.C.'s NPI (1861715435) is active in the NPPES registry as of the last update on 2010-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.