MS. KATHARINE MCDONALD WON MD
NPI 1902337058
Family Medicine in Seattle, WA

Active since March 21, 2017PECOS EnrolledAccepts Medicare Assignment
9245 RAINIER AVE S, SEATTLE, WA 98118(206) 722-8444(206) 721-6310 Get Directions Write a Review

NPPES record last updated: June 4, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 4, 2021, Dec 4, 2020, Sep 16, 2020 and 1 more (4 updates tracked since 2017).

About Ms. Katharine Mcdonald Won Md NPPES

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

MS. KATHARINE MCDONALD WON MD (NPI 1902337058) is an individual family medicine provider in Seattle, Washington, licensed in Washington (MD60958278) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1902337058
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMS. KATHARINE MCDONALD WONCredential: MD
Location Address9245 RAINIER AVE SSeattle, WA 98118-5569
Mailing Address1200 12th Ave S Ste 901Seattle, WA 98144-2712
Fax(206) 721-6310
Sole ProprietorNo
Medical School CMSUniversity Of Michigan Medical SchoolGraduated 2017
Enumeration DateMarch 21, 2017
Last NPPES UpdateJune 4, 20214 updates tracked since enumeration
NPPES CertifiedJune 4, 2021
NPI 1902337058 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in WA · MD60958278
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
9245 RAINIER AVE S, Seattle, WA 98118

Other Names 1

Former Name (1)Ms. Katharine Elizabeth Mcdonald

Secondary Practice Locations 3

Location 133431 13th Pl SFederal Way, WA 98003-6357 · Phone (253) 874-7634
Location 21401 Madison St Ste 100Seattle, WA 98104-1316 · Phone (206) 386-6054
Location 3126 Auburn AveAuburn, WA 98002-5057 · Phone (253) 735-0166

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

Ms. Katharine Mcdonald Won Md 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 ID9436421906
PECOS Enrollment IDI20200930000187
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

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.

Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
30 services20 patients

Hospital Affiliations CMS Care Compare

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

Swedish Medical Center

Acute Care Hospitals · Seattle, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500027
Location747 BroadwaySeattle, WA 98122 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98118 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier11 claims11 services$215.40 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 (Family)
9245 RAINIER AVE S
SEATTLE, WA 98118
Pharmacy (Clinic Pharmacy)
9245 RAINIER AVE S
SEATTLE, WA 98118
Dentist (General Practice)
9245 RAINIER AVE S
SEATTLE, WA 98118
Dentist
9245 RAINIER AVE S
SEATTLE, WA 98118
Counselor (Mental Health)
9245 RAINIER AVE S
SEATTLE, WA 98118
Nurse Practitioner (Family)
9245 RAINIER AVE S
SEATTLE, WA 98118
Counselor
9245 RAINIER AVE S
SEATTLE, WA 98118
Clinic/Center (Federally Qualified Health Center (FQHC))
9245 RAINIER AVE S
SEATTLE, WA 98118

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 Katharine Won's NPI number?

The NPI number for Katharine Won is 1902337058. It was assigned to this individual provider in the NPPES registry on March 21, 2017. The provider is also known as Ms. Katharine Elizabeth Mcdonald.

Where is Katharine Won located?

Katharine Won practices at 9245 Rainier Ave S, Seattle, WA 98118. The listed phone number is (206) 722-8444.

What is Katharine Won's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Katharine Won enrolled in Medicare?

Yes. Katharine Won 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 Katharine Won accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Katharine Won 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 Katharine Won affiliated with any hospitals?

According to CMS data, Katharine Won is affiliated with Swedish Medical Center.

When was this NPI record last updated?

The NPPES record for Katharine Won was last updated on June 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.