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ALLYSON HANA MEI-YAN KOH MD
NPI 1043846033
Pediatrics in Mill Creek, WA

Active since March 21, 2020PECOS Enrolled
805 164TH ST SE STE 100, MILL CREEK, WA 98012(425) 354-4296(425) 332-3495 Get Directions Write a Review

NPPES record last updated: February 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 3, 2026, Oct 27, 2023, Mar 21, 2020 (3 updates tracked since 2020).

About Allyson Hana Mei-yan Koh Md NPPES

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

ALLYSON HANA MEI-YAN KOH MD (NPI 1043846033) is an individual pediatrics provider in Mill Creek, Washington, licensed in Washington (MD.MD.61508076) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1043846033
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameALLYSON HANA MEI-YAN KOHCredential: MD
Location Address805 164TH ST SE STE 100Mill Creek, WA 98012-6316
Mailing Address2475 140th Ave Ne Bldg CBellevue, WA 98005-1892 · (425) 828-2257 · Fax (425) 896-7034
Phone(425) 354-4296
Fax(425) 332-3495
Sole ProprietorNo
Enumeration DateMarch 21, 2020
Last NPPES UpdateFebruary 3, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 3, 2026
✔ NPI 1043846033 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in WA · MD.MD.61508076
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
805 164TH ST SE STE 100, Mill Creek, WA 98012
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Allyson Hana Mei-yan Koh 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 98012 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
$88.29 typical visit price
range $57.27 – $172.80
Typical copayment $22.07 (range $14.31 – $43.20)
Most-billed visit code 99203
Established Patient
$100.78 typical visit price
range $18.56 – $141.11
Typical copayment $25.19 (range $4.64 – $35.27)
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 5

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

CROSSFUNCTION SPORTS RECOVERY, PLLC
Clinic/Center
805 164TH ST SE STE 100
MILL CREEK, WA 98012
Snohomish County (425) 595-3436
SARAH TERESITA VEGA MD
Pediatrics
805 164TH ST SE STE 100
MILL CREEK, WA 98012
Snohomish County (425) 354-4296
JENNY LYNN MAPES L.M.T.
Massage Therapist
805 164TH ST SE STE 100
MILL CREEK, WA 98012
Snohomish County (452) 595-3436
CROSSFUNCTION SPORTS MASSAGE, PLLC
Massage Therapist
805 164TH ST SE STE 100
MILL CREEK, WA 98012
Snohomish County (425) 418-8588
FREDRICK MORTIMORE LMT
Massage Therapist
805 164TH ST SE STE 100
MILL CREEK, WA 98012
Snohomish County (425) 595-3436

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 Allyson Koh's NPI number?

The NPI number for Allyson Koh is 1043846033. It was assigned to this individual provider in the NPPES registry on March 21, 2020.

Where is Allyson Koh located?

Allyson Koh practices at 805 164th St SE Ste 100, Mill Creek, WA 98012. The listed phone number is (425) 354-4296.

What is Allyson Koh's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Allyson Koh enrolled in Medicare?

Yes. Allyson Koh is registered in the Medicare PECOS enrollment system.

What insurance does Allyson Koh accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Allyson Koh 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 Allyson Koh was last updated on February 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.