What is William Kantsios's NPI number?

William Kantsios's National Provider Identifier (NPI) is 1447109269, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is William Kantsios's specialty?

William Kantsios is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is William Kantsios located?

William Kantsios's practice location on file with NPPES is 1959 Foothills Rd, Callaway, VA 24067-5453.

What is William Kantsios's phone number?

The practice phone number listed in the NPPES registry for William Kantsios is (540) 921-7813.

Is William Kantsios's NPI active?

Yes — William Kantsios's NPI (1447109269) is active in the NPPES registry as of the last update on 2026-01-26.

IndividualActive

William Kantsios, RN

NPI 1447109269 · Registered Nurse · Callaway, VA

William Kantsios, RN is a Registered Nurse provider in Callaway, VA (NPI 1447109269).

Provider details

NPI number: 1447109269
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Male
Sole proprietor: Yes
License: 0001285350 (VA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 0001285350 (VA)
Nursing Service Providers

Profile Score

Established profile(53/100 index)

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

1959 Foothills Rd

Callaway, VA 24067-5453

Phone: (540) 921-7813

Street-level locationGet directions

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Mailing address