Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Seijas, CCRN-CMC

Individual provider Critical Care Medicine Registered Nurse · NPI 1679465835

William Seijas, CCRN-CMC is a Critical Care Medicine Registered Nurse in Paterson, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2025

Practice location Address checks out

703 Main St
Paterson, NJ 07503-2621
Phone: (973) 754-2000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Critical Care Medicine Registered Nurse (primary) Taxonomy 163WC0200X · Licence 26NR26076800 (NJ)

Record details

NPI number1679465835
Entity typeIndividual (Type 1)
GenderMale
Credentials CCRN-CMC
Sole proprietorYes
NPI enumeratedJuly 21, 2025
Last updated in NPPESJuly 21, 2025
Certification dateJuly 21, 2025
Mailing address52 E End Ave, Shrewsbury, NJ 07702-4407

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