What is Matthew Williams's NPI number?

Matthew Williams's National Provider Identifier (NPI) is 1225968878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Matthew Williams's specialty?

Matthew Williams is listed in the NPPES registry with a primary specialty of Oncology Pharmacist (Pharmacy Service Providers).

Where is Matthew Williams located?

Matthew Williams's practice location on file with NPPES is 9280 W Sunset Rd Ste 100, Las Vegas, NV 89148-4861.

What is Matthew Williams's phone number?

The practice phone number listed in the NPPES registry for Matthew Williams is (702) 343-0496.

Is Matthew Williams's NPI active?

Yes — Matthew Williams's NPI (1225968878) is active in the NPPES registry as of the last update on 2026-05-22.

IndividualActive

Matthew Williams, PHARMD

NPI 1225968878 · Oncology Pharmacist · Las Vegas, NV

Matthew Williams, PHARMD is a Oncology Pharmacist provider in Las Vegas, NV (NPI 1225968878).

Provider details

NPI number: 1225968878
Entity type: Individual
Primary specialty: Oncology PharmacistPharmacy Service Providers
Credential: PHARMD
Sex: Male
Sole proprietor: No
License: 16412 (NV)

Specialties & taxonomies

Oncology PharmacistPrimary1835X0200XLicense 16412 (NV)
Pharmacy Service Providers

Profile Score

Established profile(52/100 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

9280 W Sunset Rd Ste 100

Las Vegas, NV 89148-4861

Phone: (702) 343-0496

Street-level locationGet directions

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Mailing address