Grace Tewkesbury, MD
NPI 1447719778 · Diagnostic Radiology Physician · Arlington, VA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Tewkesbury, MD is a Diagnostic Radiology Physician provider in Arlington, VA (NPI 1447719778).
Provider details
- NPI number
- 1447719778
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0101285641 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
- 2019-03-16
- Last updated
- 2025-04-06
- Certified
- 2025-04-06
Frequently asked questions
- What is Grace Tewkesbury's NPI number?
- Grace Tewkesbury's National Provider Identifier (NPI) is 1447719778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Tewkesbury's specialty?
- Grace Tewkesbury is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Tewkesbury located?
- Grace Tewkesbury's practice location on file with NPPES is 1701 N George Mason Dr, Arlington, VA 22205-3610.
- What is Grace Tewkesbury's phone number?
- The practice phone number listed in the NPPES registry for Grace Tewkesbury is (703) 558-6730.
- Does Grace Tewkesbury accept Medicare?
- Grace Tewkesbury is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Tewkesbury's NPI active?
- Yes — Grace Tewkesbury's NPI (1447719778) is active in the NPPES registry as of the last update on 2025-04-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.