Clifton Cassidy, D.O.
NPI 1669892568 · Family Medicine Physician · Covington, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clifton Cassidy, D.O. is a Family Medicine Physician provider in Covington, WA (NPI 1669892568).
Provider details
- NPI number
- 1669892568
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OP60627578 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 6240 Tacoma Mall Blvd Ste 101Tacoma, WA 98409-6819Phone: (253) 271-9720Fax: (253) 212-3372
Registry dates
- Enumerated
- 2014-04-18
- Last updated
- 2020-10-07
- Certified
- 2020-10-07
Frequently asked questions
- What is Clifton Cassidy's NPI number?
- Clifton Cassidy's National Provider Identifier (NPI) is 1669892568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clifton Cassidy's specialty?
- Clifton Cassidy is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Clifton Cassidy located?
- Clifton Cassidy's practice location on file with NPPES is 17700 Se 272nd St, Covington, WA 98042-4951.
- What is Clifton Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Clifton Cassidy is (253) 545-2203.
- Does Clifton Cassidy accept Medicare?
- Clifton Cassidy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clifton Cassidy's NPI active?
- Yes — Clifton Cassidy's NPI (1669892568) is active in the NPPES registry as of the last update on 2020-10-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.