KATHLEEN ANN KOWALSKI ARNP
NPI 1356615306
Nurse Practitioner - Adult Health in Seattle, WA

Active since March 07, 2012PECOS EnrolledAccepts Medicare Assignment
93.09/100
CMS Quality Rating
325 9TH AVE, SEATTLE, WA 98104(206) 520-5000(206) 744-7860 Get Directions Write a Review

NPPES record last updated: March 7, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Kathleen Ann Kowalski Arnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATHLEEN ANN KOWALSKI ARNP (NPI 1356615306) is an individual adult health provider in Seattle, Washington, licensed in Washington (AP60237020) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS, is affiliated with Harborview Medical Center, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1356615306
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameKATHLEEN ANN KOWALSKICredential: ARNP
Location Address325 9TH AVESeattle, WA 98104-2420
Mailing Address325 9th AveSeattle, WA 98104-2420 · (206) 520-5000 · Fax (206) 744-7860
Fax(206) 744-7860
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateMarch 7, 2012
NPI 1356615306 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License Licensed in WA · AP60237020
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License AP60237020 (WA)
Also ListedNurse Practitioner · Primary CareTaxonomy 363LP2300X · License AP60237020 (WA)
325 9TH AVE, Seattle, WA 98104

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Kathleen Ann Kowalski Arnp 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.

PECOS PAC ID244491496
PECOS Enrollment IDI20120413000642
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Drainage of fluid from abdominal cavity using imaging guidance 49083
This procedure involves removing excess fluid from your abdominal cavity, which can relieve discomfort. A specialist uses imaging technology to guide a thin needle into the right spot. The fluid is then drained out safely.
36 services13 patients
Aspiration of fluid from chest cavity using imaging guidance 32555
This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.
12 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Harborview Medical Center

Acute Care Hospitals · Seattle, WA
1/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number500064
Location325 9th AvenueSeattle, WA 98104 · King County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality73.95
Promoting Interoperability100
Improvement Activities40

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.

Nurse Practitioner (Acute Care)
325 9TH AVE
SEATTLE, WA 98104
Physical Therapist
325 9TH AVE, BOX 359920
SEATTLE, WA 98104
Pharmacist
325 9TH AVE, MAILSTOP 359912
SEATTLE, WA 98104
Social Worker (Clinical)
325 9TH AVE, BOX 359760
SEATTLE, WA 98104
Physician Assistant (Medical)
325 9TH AVE
SEATTLE, WA 98104
Physical Therapist
325 9TH AVE
SEATTLE, WA 98104
Internal Medicine (Infectious Disease)
325 9TH AVE
SEATTLE, WA 98104
Occupational Therapist
325 9TH AVE
SEATTLE, WA 98104

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 Kathleen Kowalski's NPI number?

The NPI number for Kathleen Kowalski is 1356615306. It was assigned to this individual provider in the NPPES registry on March 7, 2012.

Where is Kathleen Kowalski located?

Kathleen Kowalski practices at 325 9th Ave, Seattle, WA 98104. The listed phone number is (206) 520-5000.

What is Kathleen Kowalski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Kathleen Kowalski enrolled in Medicare?

Yes. Kathleen Kowalski 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.

What insurance does Kathleen Kowalski accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Kathleen Kowalski 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.

Is Kathleen Kowalski affiliated with any hospitals?

According to CMS data, Kathleen Kowalski is affiliated with Harborview Medical Center.

When was this NPI record last updated?

The NPPES record for Kathleen Kowalski was last updated on March 7, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.