John Kleb, RNFA, BSN, CNOR
NPI 1477433274 · Registered Nurse First Assistant · Alexandria, VA
John Kleb, RNFA, BSN, CNOR is a Registered Nurse First Assistant provider in Alexandria, VA (NPI 1477433274).
Provider details
- NPI number
- 1477433274
- Entity type
- Individual
- Primary specialty
- Registered Nurse First AssistantNursing Service Providers
- Credential
- RNFA, BSN, CNOR
- Sex
- Male
- Sole proprietor
- No
- License
- 0001109323 (VA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-09-03
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is John Kleb's NPI number?
- John Kleb's National Provider Identifier (NPI) is 1477433274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kleb's specialty?
- John Kleb is listed in the NPPES registry with a primary specialty of Registered Nurse First Assistant (Nursing Service Providers).
- Where is John Kleb located?
- John Kleb's practice location on file with NPPES is 4320 Seminary Rd, Alexandria, VA 22304-1535.
- What is John Kleb's phone number?
- The practice phone number listed in the NPPES registry for John Kleb is (703) 504-6510.
- Is John Kleb's NPI active?
- Yes — John Kleb's NPI (1477433274) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.