Ms. Siobhan Cassidy
N.P. | Nurse Practitioner - Neonatal
L8 University Hospital, Stony Brook
New York, 11794-0001
631-444-7653
Ms. Siobhan Cassidy is a Stony Brook, New York based nurse practitioner who is specialized as Neonatal nurse. Active license number of Ms. Siobhan Cassidy is F350168-1 for Neonatal in New York. Her current practice location is L8 University Hospital, Stony Brook. Patients can reach her at 631-444-7653. Ms. Siobhan Cassidy is N.P. with specialization in Neonatal and her NPI number (Unique professional ID assigned by NPPES) is 1073521464.
Ms. Siobhan Cassidy serve as primary caregivers to newborns. Her duties include performing essential diagnostic tests, monitoring specialized neonatal equipment, dispensing medications, ensuring proper feeding and basic care.
Neonatal Nurse Practitioner (NNPs) work under the direction of a neonatal fellow or neonatologist. They care for premature and sick newborns in neonatal intensive care units (NICU), delivery rooms, and emergency rooms. They are the link between the doctors and families of the newborns in times of extreme stress. They also provide education and support to patients’ families.
Complete Profile:
Ms. Siobhan Cassidy speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Ms. Siobhan Cassidy |
| Specialization: | Neonatal Nurse Practitioner (NNP) |
| Gender: | Female |
| Credentials: | N.P. |
| Practice Address: | L8 University Hospital, Stony Brook,
New York, 11794-0001 |
| Phone: | 631-444-7653 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1073521464 |
| NPI Enumeration Date: | 03 Aug, 2006 |
| NPI Last Update On: | 04 Nov, 2009 |
Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Ms. Siobhan Cassidy are as mentioned below.
| License Number | Specialization | State | Status | |
| F350168-1 | Neonatal | New York | Primary | |
Other Medical Identifiers:
Other legacy medical identifiers associated with Ms. Siobhan Cassidy such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
| Identifier | Type | State | Issuer |
| 01974749 | Medicaid | New York | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Ms. Siobhan Cassidy
P.o. Box 1559,
Stony Brook, New York |
| Zip: | 11790 |
Patients can reach Ms. Siobhan Cassidy at
L8 University Hospital, Stony Brook, New York or can
call to book an appointment on 631-444-7653.
Comments/ Reviews:
Patients can read all the reviews posted for Ms. Siobhan Cassidy below. You may also share your own experience like the quality of treatment, behavior, and overall care provided by Ms. Siobhan Cassidy. It will help others make informed decisions.
Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.