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

Mr. Howard Castillo Jr., NP

Individual provider Acute Care Nurse Practitioner · NPI 1174782718

Mr. Howard Castillo Jr., NP is an Acute Care Nurse Practitioner in Morristown, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2008
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

100 Madison Ave Heart Success-Gagnon Cardiovascular Institute
Morristown, NJ 07960-6136
Phone: (973) 971-4179
Fax: (973) 898-1600
Show map & directions

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

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 26NJ00162100 (NJ)

Record details

NPI number1174782718
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorYes
NPI enumeratedJune 9, 2008
Last updated in NPPESMarch 7, 2023

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