Caitlin Williams, PHARMD
NPI 1679359947 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Federal Way, WA
Caitlin Williams, PHARMD is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Federal Way, WA (NPI 1679359947).
Provider details
- NPI number
- 1679359947
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Female
- Sole proprietor
- No
- License
- PH61575306 (WA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs 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
Mailing address
Registry dates
- Enumerated
- 2023-09-04
- Last updated
- 2026-01-29
- Certified
- 2026-01-29
Frequently asked questions
- What is Caitlin Williams's NPI number?
- Caitlin Williams's National Provider Identifier (NPI) is 1679359947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caitlin Williams's specialty?
- Caitlin Williams is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Caitlin Williams located?
- Caitlin Williams's practice location on file with NPPES is 301 S 320th St, Federal Way, WA 98003-5200.
- What is Caitlin Williams's phone number?
- The practice phone number listed in the NPPES registry for Caitlin Williams is (253) 874-7000.
- Is Caitlin Williams's NPI active?
- Yes — Caitlin Williams's NPI (1679359947) is active in the NPPES registry as of the last update on 2026-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.