Kathleen Kirwin, APRN
NPI 1598797862 · Psychiatric/Mental Health Nurse Practitioner · Wallingford, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Kirwin, APRN is a Psychiatric/Mental Health Nurse Practitioner provider in Wallingford, CT (NPI 1598797862).
Provider details
- NPI number
- 1598797862
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 002756 (CT)
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
19 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 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 159 | 17 |
| Clonazepam | 136 | 19 |
| Alprazolam | 112 | 15 |
| Sertraline Hcl | 82 | 14 |
| Cariprazine Hclbrand: Vraylar | 81 | 12 |
| Hydroxyzine Hcl | 80 | 16 |
| Duloxetine Hcl | 73 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$505 across 6 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
- 2006-07-07
- Last updated
- 2011-07-11
Frequently asked questions
- What is Kathleen Kirwin's NPI number?
- Kathleen Kirwin's National Provider Identifier (NPI) is 1598797862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Kirwin's specialty?
- Kathleen Kirwin is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathleen Kirwin located?
- Kathleen Kirwin's practice location on file with NPPES is 116 S Main St, Wallingford, CT 06492-4217.
- What is Kathleen Kirwin's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Kirwin is (203) 697-0807.
- Does Kathleen Kirwin accept Medicare?
- Kathleen Kirwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Kirwin's NPI active?
- Yes — Kathleen Kirwin's NPI (1598797862) is active in the NPPES registry as of the last update on 2011-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.