Catherine Cassidy, PHD, APN-C
NPI 1487641676 · Family Nurse Practitioner · Madison, NJ
Catherine Cassidy, PHD, APN-C is a Family Nurse Practitioner provider in Madison, NJ (NPI 1487641676).
Provider details
- NPI number
- 1487641676
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHD, APN-C
- Sex
- Female
- License
- 26NN02122100 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2005-10-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Catherine Cassidy's NPI number?
- Catherine Cassidy's National Provider Identifier (NPI) is 1487641676, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Cassidy's specialty?
- Catherine Cassidy is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Cassidy located?
- Catherine Cassidy's practice location on file with NPPES is 36 Madison Ave, Madison, NJ 07940-1434.
- What is Catherine Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Catherine Cassidy is (973) 408-3414.
- Is Catherine Cassidy's NPI active?
- Yes — Catherine Cassidy's NPI (1487641676) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.