Donna Marie Conner Cassidy, RN
Registered Nurse · Antioch, CA
Donna Marie Conner Cassidy, RN is a registered nurse with a practice address in Antioch, California, and NPI 1720743966, issued on Nov 2, 2021. Check the license (California N242059, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Donna Marie Conner Cassidy
- Credential
- RN
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- N242059 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3365 Deer Valley RD, Antioch, CA 94531
- Phone
- (925) 706-4150
- Enumerated
- Nov 2, 2021
- Record last updated
- Nov 2, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 3365 Deer Valley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Chiarelli, RPH.Pharmacist1649571712
- Alyssa Hernandez, PHARM DPharmacist1093015141
- Shanesia Mae NallasPharmacist1720866684
- Phuong Tran, PHARMDPharmacist1235614413
- Than Zaw, PHARMDPharmacist1194244202
Verify Donna Marie Conner Cassidy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license N242059Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Registered Nurse providers in California
There are 13,506 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
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Common questions
What is Donna Marie Conner Cassidy, RN's NPI number?
Donna Marie Conner Cassidy, RN's National Provider Identifier (NPI) is 1720743966, issued on Nov 2, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Donna Marie Conner Cassidy, RN located?
The NPPES record lists a practice address at 3365 Deer Valley RD, Antioch, CA, 94531. Phone: (925) 706-4150. Providers update this record themselves, so call before visiting.
How can I verify Donna Marie Conner Cassidy, RN's license?
NPPES lists California license number N242059, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.