Stephan Cassidy OD Ps
NPI 1225195431 · Optometrist · Issaquah, WA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephan Cassidy OD Ps is a Optometrist organization in Issaquah, WA (NPI 1225195431).
Provider details
- NPI number
- 1225195431
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Stephan Cassidy, Owner(425) 392-8756
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Other names (DBA / former)
- Doing business as
- Issaquah Vision Source, Ps
Registry dates
- Enumerated
- 2007-01-03
- Last updated
- 2019-07-11
Frequently asked questions
- What is Stephan Cassidy OD Ps's NPI number?
- Stephan Cassidy OD Ps's National Provider Identifier (NPI) is 1225195431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephan Cassidy OD Ps?
- Stephan Cassidy OD Ps is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Stephan Cassidy OD Ps located?
- Stephan Cassidy OD Ps's practice location on file with NPPES is 450 Nw Gilman Blvd, Issaquah, WA 98027-2483.
- What is Stephan Cassidy OD Ps's phone number?
- The practice phone number listed in the NPPES registry for Stephan Cassidy OD Ps is (425) 392-8756.
- Does Stephan Cassidy OD Ps accept Medicare?
- Stephan Cassidy OD Ps is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Stephan Cassidy OD Ps?
- The authorized official listed on Stephan Cassidy OD Ps's NPPES record is Stephan Cassidy, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephan Cassidy OD Ps's NPI active?
- Yes — Stephan Cassidy OD Ps's NPI (1225195431) is active in the NPPES registry as of the last update on 2019-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.