IndividualActive
Nina Mazzarelli, RN, BSN
NPI 1003769639 · Registered Nurse · West Chester, PA
Nina Mazzarelli, RN, BSN is a Registered Nurse provider in West Chester, PA (NPI 1003769639).
Provider details
- NPI number
- 1003769639
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- RN, BSN
- Sex
- Female
- Sole proprietor
- Yes
- License
- RN749588 (PA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
701 E Marshall St
West Chester, PA 19380-4421
Phone: (610) 431-5000
Street-level locationGet directions
Mailing address
611 Municipal Dr
Thorndale, PA 19372-1211
Registry dates
- Enumerated
- 2026-02-14
- Last updated
- 2026-02-14
- Certified
- 2026-02-14
Frequently asked questions
- What is Nina Mazzarelli's NPI number?
- Nina Mazzarelli's National Provider Identifier (NPI) is 1003769639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nina Mazzarelli's specialty?
- Nina Mazzarelli is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Nina Mazzarelli located?
- Nina Mazzarelli's practice location on file with NPPES is 701 E Marshall St, West Chester, PA 19380-4421.
- What is Nina Mazzarelli's phone number?
- The practice phone number listed in the NPPES registry for Nina Mazzarelli is (610) 431-5000.
- Is Nina Mazzarelli's NPI active?
- Yes — Nina Mazzarelli's NPI (1003769639) is active in the NPPES registry as of the last update on 2026-02-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.