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NINA RUTH MAZZARELLI RN, BSN
NPI 1003769639
Registered Nurse in West Chester, PA

Active since February 14, 2026
701 E MARSHALL ST, WEST CHESTER, PA 19380(610) 431-5000 Get Directions Write a Review

NPPES record last updated: February 14, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Nina Ruth Mazzarelli Rn, Bsn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NINA RUTH MAZZARELLI RN, BSN (NPI 1003769639) is an individual registered nurse in West Chester, Pennsylvania, licensed in Pennsylvania (RN749588) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1003769639
Entity TypeIndividualFemale
Primary Taxonomy163W00000X
Provider Legal NameNINA RUTH MAZZARELLICredential: RN, BSN
Location Address701 E MARSHALL STWest Chester, PA 19380-4421
Mailing Address611 Municipal DrThorndale, PA 19372-1211 · (484) 682-4914
Phone(610) 431-5000
Sole ProprietorYes
Enumeration DateFebruary 14, 2026
NPPES CertifiedFebruary 14, 2026
✔ NPI 1003769639 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in PA · RN749588
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
701 E MARSHALL ST, West Chester, PA 19380
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHESTER COUNTY HOSPITAL SPU
General Acute Care Hospital
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5000
ELISABETH ANNE CARTER MHS
Physician Assistant
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5150
JENNIFER M. BINGNEAR CRNA
Nurse Anesthetist, Certified Registered
701 E MARSHALL ST, NRW 141
WEST CHESTER, PA 19380
Chester County (610) 431-5472
PROF. AMANDA BRAUNSTEIN PA-C
Physician Assistant (Medical)
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5000
EMERGENCY CARE SPECIALISTS, PC
Emergency Medicine
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5150
MISS SARA ELIZABETH STERLING DO
Hospitalist
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5000
ANNAMARIE KOLLER D.O.
Pediatrics
701 E MARSHALL ST
WEST CHESTER, PA 19380
Chester County (610) 431-5376
DR. JULIAN LEONARDO CASTANEDA MD
Anesthesiology
701 E MARSHALL ST, NRW 141
WEST CHESTER, PA 19380
Chester County (610) 431-5000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nina Mazzarelli's NPI number?

The NPI number for Nina Mazzarelli is 1003769639. It was assigned to this individual provider in the NPPES registry on February 14, 2026.

Where is Nina Mazzarelli located?

Nina Mazzarelli practices at 701 E Marshall St, West Chester, PA 19380. The listed phone number is (610) 431-5000.

What is Nina Mazzarelli's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

When was this NPI record last updated?

The NPPES record for Nina Mazzarelli was last updated on February 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.