Joan Cassidy, FNP
NPI 1063626638 · Family Nurse Practitioner · New York, NY
Joan Cassidy, FNP is a Family Nurse Practitioner provider in New York, NY (NPI 1063626638).
Provider details
- NPI number
- 1063626638
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- F333897 (NY)
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
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
Registry dates
- Enumerated
- 2007-05-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joan Cassidy's NPI number?
- Joan Cassidy's National Provider Identifier (NPI) is 1063626638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Cassidy's specialty?
- Joan Cassidy is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joan Cassidy located?
- Joan Cassidy's practice location on file with NPPES is 1 Penn Plz, New York, NY 10119-0002.
- What is Joan Cassidy's phone number?
- The practice phone number listed in the NPPES registry for Joan Cassidy is (212) 216-6827.
- Is Joan Cassidy's NPI active?
- Yes — Joan Cassidy's NPI (1063626638) 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.