Joseph Backer, MD
NPI 1376517466 · Diagnostic Radiology Physician · Arlington, VA
Joseph Backer, MD is a Diagnostic Radiology Physician provider in Arlington, VA (NPI 1376517466).
Provider details
- NPI number
- 1376517466
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 0101023753 (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
20 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
- 2006-02-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joseph Backer's NPI number?
- Joseph Backer's National Provider Identifier (NPI) is 1376517466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Backer's specialty?
- Joseph Backer is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Backer located?
- Joseph Backer's practice location on file with NPPES is 1701 North George Mason Drive, Arlington, VA 22205.
- What is Joseph Backer's phone number?
- The practice phone number listed in the NPPES registry for Joseph Backer is (703) 558-6730.
- Is Joseph Backer's NPI active?
- Yes — Joseph Backer's NPI (1376517466) 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.