PATRICIA L GIARRUSSO PMHNP
NPI 1538492525
Nurse Practitioner - Psychiatric/Mental Health in Johnston, RI
About Patricia L Giarrusso Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PATRICIA L GIARRUSSO PMHNP (NPI 1538492525) is an individual psychiatric/mental health provider in Johnston, Rhode Island, licensed in Rhode Island (APRN01699) and active in the NPI registry since September 2009. She is enrolled in Medicare PECOS, maintains a secondary practice location in North Providence, and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Patricia L Giarrusso Pmhnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Patricia Giarrusso reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Johnston, RI 02919
- Reassigned Medicare billing, Rhode Island enrollment
- 30 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02919 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
JOHNSTON, RI 02919
JOHNSTON, RI 02919
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Patricia Giarrusso's NPI number?
The NPI number for Patricia Giarrusso is 1538492525. It was assigned to this individual provider in the NPPES registry on September 9, 2009.
Where is Patricia Giarrusso located?
Patricia Giarrusso practices at 1126 Hartford Ave, Johnston, RI 02919. The listed phone number is (401) 351-2750.
What is Patricia Giarrusso's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Patricia Giarrusso enrolled in Medicare?
Yes. Patricia Giarrusso is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Patricia Giarrusso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Patricia Giarrusso reassigns Medicare benefits to Tri-County Community Action Agency (Johnston, RI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Patricia Giarrusso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Patricia Giarrusso accept?
Health plans from Harvard Pilgrim Health Care list Patricia Giarrusso as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Patricia Giarrusso was last updated on July 13, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Patricia L Giarrusso, PMHNP · NPI 1538492525
Psychiatric/Mental Health physician in Johnston, Rhode Island. Individual provider, active in the CMS NPPES registry since September 9, 2009.
## Identity
- **NPI:** 1538492525 (Entity type: Individual)
- **Enumerated:** September 9, 2009
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** APRN01699 (Rhode Island)
- **Sole proprietor:** No
## Practice location
- **Address:** 1126 HARTFORD AVE, Johnston, RI 02919-7109
- **Phone:** (401) 351-2750 · **Fax:** (013) 516-6134
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Tri-County Community Action Agency (NPI 1396780086, Johnston, RI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** July 13, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1538492525) · Data from the CMS NPPES public registry.