What is Olivia Williams's NPI number?

Olivia Williams's National Provider Identifier (NPI) is 1538961867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Olivia Williams's specialty?

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

Where is Olivia Williams located?

Olivia Williams's practice location on file with NPPES is 2523 14th St Nw, Washington, DC 20009-7909.

What is Olivia Williams's phone number?

The practice phone number listed in the NPPES registry for Olivia Williams is (202) 667-8831.

Is Olivia Williams's NPI active?

Yes — Olivia Williams's NPI (1538961867) is active in the NPPES registry as of the last update on 2025-03-26.

IndividualActive

Olivia Williams, RN

NPI 1538961867 · Registered Nurse · Washington, DC

Olivia Williams, RN is a Registered Nurse provider in Washington, DC (NPI 1538961867).

Provider details

NPI number: 1538961867
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Credential: RN
Sex: Female
Sole proprietor: Yes
License: RN1028422 (MD)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense RN1028422 (MD)
Nursing Service Providers

Profile Score

Established profile(55/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

2523 14th St Nw

Washington, DC 20009-7909

Phone: (202) 667-8831

Street-level locationGet directions

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Mailing address