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

Mrs. Ryann Leigh Mattessich, ACNP

Individual provider Acute Care Nurse Practitioner · NPI 1386870418

Mrs. Ryann Leigh Mattessich, ACNP is an Acute Care Nurse Practitioner in Newark, New Jersey. Licensed in New Jersey. Registered with an NPI since 2009.

Licensed in
NJ
In the registry since
2009
What do these letters mean?
ACNP — Acute Care Nurse Practitioner
A nurse practitioner who treats acutely ill patients, usually in hospital.

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Practice location Address checks out

185 S Orange Ave Msb I593
Newark, NJ 07103-2757
Phone: (973) 972-4708
Fax: (973) 972-9760
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 26NJ00205200 (NJ)

Record details

NPI number1386870418
Entity typeIndividual (Type 1)
GenderFemale
Credentials ACNP
Sole proprietorNo
NPI enumeratedJune 3, 2009
Last updated in NPPESJune 3, 2009

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