Patricia Giarrusso, PMHNP
NPI 1538492525 · Psychiatric/Mental Health Nurse Practitioner · Johnston, RI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Giarrusso, PMHNP is a Psychiatric/Mental Health Nurse Practitioner provider in Johnston, RI (NPI 1538492525).
Provider details
- NPI number
- 1538492525
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP
- Sex
- Female
- Sole proprietor
- No
- License
- APRN01699 (RI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 209 | 35 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 200 | 22 |
| Lamotrigine | 172 | 25 |
| Quetiapine Fumarate | 139 | 26 |
| Fluoxetine Hcl | 118 | 15 |
| Bupropion Hclbrand: Bupropion Xl | 86 | 22 |
Practice location
Mailing address
Additional practice locations (1)
- 33 Maple StNorth Providence, RI 02911-2415Phone: (401) 351-2750Fax: (401) 351-6613
Registry dates
- Enumerated
- 2009-09-09
- Last updated
- 2023-07-13
- Certified
- 2023-07-13
Frequently asked questions
- What is Patricia Giarrusso's NPI number?
- Patricia Giarrusso's National Provider Identifier (NPI) is 1538492525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Giarrusso's specialty?
- Patricia Giarrusso is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Patricia Giarrusso located?
- Patricia Giarrusso's practice location on file with NPPES is 1126 Hartford Ave, Johnston, RI 02919-7109.
- What is Patricia Giarrusso's phone number?
- The practice phone number listed in the NPPES registry for Patricia Giarrusso is (401) 351-2750.
- Does Patricia Giarrusso accept Medicare?
- Patricia Giarrusso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Giarrusso's NPI active?
- Yes — Patricia Giarrusso's NPI (1538492525) is active in the NPPES registry as of the last update on 2023-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.