Josann Matassa, NPP
NPI 1699217018 · Psychiatric/Mental Health Nurse Practitioner · Hicksville, NY
Josann Matassa, NPP is a Psychiatric/Mental Health Nurse Practitioner provider in Hicksville, NY (NPI 1699217018).
Provider details
- NPI number
- 1699217018
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NPP
- Sex
- Female
- Sole proprietor
- No
- License
- F402102 (NY)
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 tenure33% of score
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clozapine | 334 | 16 |
| Benztropine Mesylate | 247 | 28 |
| Olanzapine | 148 | 15 |
| Aripiprazole | 142 | 13 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 137 | 11 |
| Risperidone | 133 | 11 |
| Clonazepam | 100 | — |
| Fluoxetine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,233 across 21 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-11-16
- Last updated
- 2016-11-16
Frequently asked questions
- What is Josann Matassa's NPI number?
- Josann Matassa's National Provider Identifier (NPI) is 1699217018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Josann Matassa's specialty?
- Josann Matassa is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Josann Matassa located?
- Josann Matassa's practice location on file with NPPES is 950 S Oyster Rd, Hicksville, NY 11801.
- What is Josann Matassa's phone number?
- The practice phone number listed in the NPPES registry for Josann Matassa is (516) 822-6611.
- Is Josann Matassa's NPI active?
- Yes — Josann Matassa's NPI (1699217018) is active in the NPPES registry as of the last update on 2016-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.