William Anderson III,, M.D.
NPI 1447278734 · Family Medicine Physician · Arlington, VA
William Anderson III,, M.D. is a Family Medicine Physician provider in Arlington, VA (NPI 1447278734).
Provider details
- NPI number
- 1447278734
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 18074 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2022-01-20
- Certified
- 2022-01-20
Frequently asked questions
- What is William Anderson III,'s NPI number?
- William Anderson III,'s National Provider Identifier (NPI) is 1447278734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Anderson III,'s specialty?
- William Anderson III, is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Anderson III, located?
- William Anderson III,'s practice location on file with NPPES is 1701 N George Mason Dr, Arlington, VA 22205-3610.
- What is William Anderson III,'s phone number?
- The practice phone number listed in the NPPES registry for William Anderson III, is (703) 558-8551.
- Is William Anderson III,'s NPI active?
- Yes — William Anderson III,'s NPI (1447278734) is active in the NPPES registry as of the last update on 2022-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.