IndividualActive
Donna Conner Cassidy, RN
NPI 1720743966 · Registered Nurse · Antioch, CA
Donna Conner Cassidy, RN is a Registered Nurse provider in Antioch, CA (NPI 1720743966).
Provider details
- NPI number
- 1720743966
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- Yes
- License
- N242059 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
3365 Deer Valley Rd
Antioch, CA 94531-6664
Phone: (925) 706-4150
Approximate (ZIP-level) locationGet directions
Mailing address
1257 St Edmunds Way
Brentwood, CA 94513-6951
Registry dates
- Enumerated
- 2021-11-02
- Last updated
- 2021-11-02
- Certified
- 2021-11-02
Frequently asked questions
- What is Donna Conner Cassidy's NPI number?
- Donna Conner Cassidy's National Provider Identifier (NPI) is 1720743966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Conner Cassidy's specialty?
- Donna Conner Cassidy is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Donna Conner Cassidy located?
- Donna Conner Cassidy's practice location on file with NPPES is 3365 Deer Valley Rd, Antioch, CA 94531-6664.
- What is Donna Conner Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Donna Conner Cassidy is (925) 706-4150.
- Is Donna Conner Cassidy's NPI active?
- Yes — Donna Conner Cassidy's NPI (1720743966) is active in the NPPES registry as of the last update on 2021-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.