Ryann Mattessich, ACNP
NPI 1386870418 · Acute Care Nurse Practitioner · Newark, NJ
Ryann Mattessich, ACNP is a Acute Care Nurse Practitioner provider in Newark, NJ (NPI 1386870418).
Provider details
- NPI number
- 1386870418
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ACNP
- Sex
- Female
- Sole proprietor
- No
- License
- 26NJ00205200 (NJ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-06-03
- Last updated
- 2009-06-03
Frequently asked questions
- What is Ryann Mattessich's NPI number?
- Ryann Mattessich's National Provider Identifier (NPI) is 1386870418, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryann Mattessich's specialty?
- Ryann Mattessich is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ryann Mattessich located?
- Ryann Mattessich's practice location on file with NPPES is 185 S Orange Ave, Newark, NJ 07103-2757.
- What is Ryann Mattessich's phone number?
- The practice phone number listed in the NPPES registry for Ryann Mattessich is (973) 972-4708.
- Is Ryann Mattessich's NPI active?
- Yes — Ryann Mattessich's NPI (1386870418) is active in the NPPES registry as of the last update on 2009-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.