IAN HOYT MATTHEWS MD
NPI 1811845001
Surgery in Seattle, WA

Q: What is Ian Matthews's NPI number?

The NPI number for Ian Matthews is 1811845001. It was assigned to this individual provider in the NPPES registry on March 21, 2026.

Q: What is Ian Matthews's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Ian Matthews was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since March 21, 2026PECOS Enrolled

747 BROADWAY, SEATTLE, WA 98122(206) 386-6000 Get Directions Write a Review

NPPES record last updated: June 24, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Ian Hoyt Matthews Md NPPES

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

IAN HOYT MATTHEWS MD (NPI 1811845001) is an individual surgery provider in Seattle, Washington, licensed in Washington (MDRE.ML.70113031) and active in the NPI registry since March 2026. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1811845001

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameIAN HOYT MATTHEWSCredential: MD

Location Address747 BROADWAYSeattle, WA 98122-4307

Mailing Address747 BroadwaySeattle, WA 98122-4307 · (206) 386-6000

Phone(206) 386-6000

Sole ProprietorNo

Enumeration DateMarch 21, 2026

Last NPPES UpdateJune 24, 2026

NPPES CertifiedJune 24, 2026

✔ NPI 1811845001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in WA · MDRE.ML.70113031

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

747 BROADWAY, Seattle, WA 98122

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ian Hoyt Matthews Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98122 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

$78.74 typical visit price

range $21.12 – $155.00

Typical copayment $19.68 (range $5.28 – $38.75)

Most-billed visit code 99213

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 20

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

ASHLEY NICOLE WILSON PHARMD.

Pharmacist

747 BROADWAY, ATTN: INPATIENT PHARMACY
SEATTLE, WA 98122

King County (206) 215-6283

MOHAMMAD IFFAT KABIR ANINDO MD

Internal Medicine

747 BROADWAY
SEATTLE, WA 98122

King County (206) 215-2520

DR. RICHARD KADERA MD

Hospitalist

747 BROADWAY
SEATTLE, WA 98122

King County (206) 215-2520

ROBERT C HANSEN MD

Hospitalist

747 BROADWAY
SEATTLE, WA 98122

King County (206) 215-2520

DR. ELIZABETH JEAN POTTER MD

Internal Medicine

747 BROADWAY
SEATTLE, WA 98122

King County (206) 215-2520

MR. BOBBY WALKER HOLLOWELL CPHT

Pharmacy Technician

747 BROADWAY
SEATTLE, WA 98122

King County (206) 386-6150

JOHN CAMPBELL MD

Radiology (Vascular & Interventional Radiology)

747 BROADWAY, HEATH BUILDING 10TH FLOOR
SEATTLE, WA 98122

King County (206) 215-4253

DAVID ROMANET PHARMD

Pharmacist

747 BROADWAY
SEATTLE, WA 98122

King County (602) 312-2220

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 Ian Matthews's NPI number?

The NPI number for Ian Matthews is 1811845001. It was assigned to this individual provider in the NPPES registry on March 21, 2026.

Where is Ian Matthews located?

Ian Matthews practices at 747 Broadway, Seattle, WA 98122. The listed phone number is (206) 386-6000.

What is Ian Matthews's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Ian Matthews enrolled in Medicare?

Yes. Ian Matthews is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ian Matthews was last updated on June 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.