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DR. LIAM EDWARD MALPASS DNP, ARNP
NPI 1457983496
Nurse Practitioner - Family in Seattle, WA

Active since February 07, 2020PECOS Enrolled
211 PIKE ST FL 8, SEATTLE, WA 98101(888) 663-6331(415) 252-7176 Get Directions Write a Review

NPPES record last updated: March 17, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 17, 2025, Mar 6, 2024, Feb 1, 2023 and 5 more (8 updates tracked since 2020).

About Dr. Liam Edward Malpass Dnp, Arnp NPPES

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

DR. LIAM EDWARD MALPASS DNP, ARNP (NPI 1457983496) is an individual family provider in Seattle, Washington, licensed in Washington (AP61176954) and active in the NPI registry since February 2020. He is enrolled in Medicare PECOS and maintains a secondary practice location in Mill Creek.

NPPES Registry Identity

NPI1457983496
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameDR. LIAM EDWARD MALPASSCredential: DNP, ARNP
Location Address211 PIKE ST FL 8Seattle, WA 98101-2107
Mailing Address1 Embarcadero Ctr Ste 1900San Francisco, CA 94111-3723 · (415) 658-6791
Phone(888) 663-6331
Fax(415) 252-7176
Sole ProprietorNo
Enumeration DateFebruary 7, 2020
Last NPPES UpdateMarch 17, 20258 updates tracked since enumeration
NPPES CertifiedMarch 17, 2025
✔ NPI 1457983496 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in WA · AP61176954✔ Licensed in CA · 95018031
Also ListedRegistered Nurse · Ambulatory CareTaxonomy 163WP2201X · License RN60583305 (WA), 95080407 (CA)
211 PIKE ST FL 8, Seattle, WA 98101
Open in Google Maps ↗

Secondary Practice Location 1

Location 115418 Main St Ste 200Mill Creek, WA 98012-9030 · Phone (425) 225-8004 · Fax (425) 225-8021

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Liam Edward Malpass Dnp, Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

2

Medicare enrollment records show Liam Malpass reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Polyclinic
0.7 mi
Radiation Oncology
1225 MADISON ST
Seattle, WA 98104
  • Reassigned Medicare billing, Washington enrollment
  • 911 clinicians in this Medicare group
NPI 1962824219 (206) 386-3195
Optum Care Washington PLLC
25 mi
Multi-Specialty
3901 HOYT AVE
Everett, WA 98201
  • Reassigned Medicare billing, Washington enrollment
  • 1,285 clinicians in this Medicare group
NPI 1831186766 (425) 259-0966

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
20 services16 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
16 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98101 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.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEGAN ROSE MESHOT FNP
Nurse Practitioner (Family)
211 PIKE ST FL 8
SEATTLE, WA 98101
King County (888) 663-6331
CHRISTINA CHOUNG
Family Medicine
211 PIKE ST FL 8
SEATTLE, WA 98101
King County (206) 267-4390

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 Liam Malpass's NPI number?

The NPI number for Liam Malpass is 1457983496. It was assigned to this individual provider in the NPPES registry on February 7, 2020.

Where is Liam Malpass located?

Liam Malpass practices at 211 Pike St Fl 8, Seattle, WA 98101. The listed phone number is (888) 663-6331.

What is Liam Malpass's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Liam Malpass enrolled in Medicare?

Yes. Liam Malpass is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Liam Malpass's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Liam Malpass reassigns Medicare benefits to 2 organizations: The Polyclinic (Seattle, WA) and Optum Care Washington PLLC (Everett, WA). Each 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 Liam Malpass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Liam Malpass accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Liam Malpass 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 Liam Malpass was last updated on March 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months 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.