IndividualActive
Cassidy Brennan
NPI 1518538420 · Specialist · Bronx, NY
Cassidy Brennan is a Specialist provider in Bronx, NY (NPI 1518538420).
Provider details
- NPI number
- 1518538420
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(56/100 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
83% 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
6214 Riverdale Ave Apt 1a
Bronx, NY 10471-1032
Phone: (718) 701-4807
Street-level locationGet directions
Mailing address
72 Ralph Ave
Babylon, NY 11702-2118
Registry dates
- Enumerated
- 2021-07-02
- Last updated
- 2021-07-02
- Certified
- 2021-07-01
Frequently asked questions
- What is Cassidy Brennan's NPI number?
- Cassidy Brennan's National Provider Identifier (NPI) is 1518538420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassidy Brennan's specialty?
- Cassidy Brennan is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Cassidy Brennan located?
- Cassidy Brennan's practice location on file with NPPES is 6214 Riverdale Ave Apt 1a, Bronx, NY 10471-1032.
- What is Cassidy Brennan's phone number?
- The practice phone number listed in the NPPES registry for Cassidy Brennan is (718) 701-4807.
- Is Cassidy Brennan's NPI active?
- Yes — Cassidy Brennan's NPI (1518538420) is active in the NPPES registry as of the last update on 2021-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.