Alexandra Johnston, MD
NPI 1922560333 · Internal Medicine Physician · Norfolk, VA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Johnston, MD is a Internal Medicine Physician provider in Norfolk, VA (NPI 1922560333).
Provider details
- NPI number
- 1922560333
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 32773 (NE)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Military Health Care Provider171000000X
Other Service Providers
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
2 documented practice locations
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
Additional practice locations (1)
- 3636 High StPortsmouth, VA 23707-3236Phone: (757) 398-2285
Registry dates
- Enumerated
- 2019-04-03
- Last updated
- 2025-06-12
- Certified
- 2025-06-12
Frequently asked questions
- What is Alexandra Johnston's NPI number?
- Alexandra Johnston's National Provider Identifier (NPI) is 1922560333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Johnston's specialty?
- Alexandra Johnston is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Alexandra Johnston located?
- Alexandra Johnston's practice location on file with NPPES is US Fleet Forces Command - Medical Ots, Norfolk, VA 23551-2487.
- What is Alexandra Johnston's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Johnston is (757) 836-5929.
- Does Alexandra Johnston accept Medicare?
- Alexandra Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Johnston's NPI active?
- Yes — Alexandra Johnston's NPI (1922560333) is active in the NPPES registry as of the last update on 2025-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.