Cathleen Cassidy
NPI 1609194406 · Sonography Radiologic Technologist · Fountain Valley, CA
Cathleen Cassidy is a Sonography Radiologic Technologist provider in Fountain Valley, CA (NPI 1609194406).
Provider details
- NPI number
- 1609194406
- Entity type
- Individual
- Primary specialty
- Sonography Radiologic TechnologistTechnologists, Technicians & Other Technical Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 11129 (CA)
Specialties & taxonomies
Technologists, Technicians & Other Technical Service Providers
Technologists, Technicians & Other Technical Service Providers
Technologists, Technicians & Other Technical Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
- 2010-05-04
- Last updated
- 2010-05-04
Frequently asked questions
- What is Cathleen Cassidy's NPI number?
- Cathleen Cassidy's National Provider Identifier (NPI) is 1609194406, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathleen Cassidy's specialty?
- Cathleen Cassidy is listed in the NPPES registry with a primary specialty of Sonography Radiologic Technologist (Technologists, Technicians & Other Technical Service Providers).
- Where is Cathleen Cassidy located?
- Cathleen Cassidy's practice location on file with NPPES is 18657 Brookhurst St, Fountain Valley, CA 92708-6709.
- What is Cathleen Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Cathleen Cassidy is (714) 968-4111.
- Is Cathleen Cassidy's NPI active?
- Yes — Cathleen Cassidy's NPI (1609194406) is active in the NPPES registry as of the last update on 2010-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.