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GERI LYNNE VAN DYKEN ARNP, CNM
NPI 1801353750
Nurse Practitioner in Lynden, WA

Active since February 27, 2019PECOS EnrolledAccepts Medicare Assignment
400 LIBERTY ST, LYNDEN, WA 98264(360) 746-5054 Get Directions Write a Review

NPPES record last updated: November 20, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 20, 2025, Sep 12, 2019, Feb 27, 2019 (3 updates tracked since 2019).

About Geri Lynne Van Dyken Arnp, Cnm NPPES

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

GERI LYNNE VAN DYKEN ARNP, CNM (NPI 1801353750) is an individual nurse practitioner in Lynden, Washington, licensed in Washington (AP61531862) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1801353750
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameGERI LYNNE VAN DYKENCredential: ARNP, CNM
Location Address400 LIBERTY STLynden, WA 98264-1939
Mailing Address8796 Van Buren RdEverson, WA 98247-9340 · (360) 303-1796
Phone(360) 746-5054
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateFebruary 27, 2019
Last NPPES UpdateNovember 20, 20253 updates tracked since enumeration
NPPES CertifiedNovember 20, 2025
✔ NPI 1801353750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
Licenses✔ Licensed in WA · AP61531862✔ Licensed in WA · RN60458187
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
400 LIBERTY ST, Lynden, WA 98264
Open in Google Maps ↗

Secondary Practice Locations 4

Location 14545 Cordata Pkwy Ste 1ABellingham, WA 98226-7264 · Phone (360) 788-8180
Location 21990 Hospital Dr Ste 110Sedro Woolley, WA 98284-9315 · Phone (360) 856-8830
Location 33015 Squalicum Pkwy Ste 140Bellingham, WA 98225-1906 · Phone (360) 788-8420
Location 48844 Benson RdLynden, WA 98264-9787 · Phone (360) 752-5050

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 and accepts Medicare assignment

Geri Lynne Van Dyken Arnp, Cnm 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 ID5193206548
PECOS Enrollment IDI20260224001378
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 Geri Van Dyken reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Peacehealth
9.9 mi
Sleep Disorder Diagnostic
4545 CORDATA PARKWAY
Bellingham, WA 98226
  • Reassigned Medicare billing, Washington enrollment
  • 390 clinicians in this Medicare group
NPI 1265692842 (360) 738-2200
Peacehealth Medical Group - Sedro Woolley
32 mi
Family Medicine
1990 HOSPITAL DR
Sedro Woolley, WA 98284
  • Reassigned Medicare billing, Washington enrollment
  • 106 clinicians in this Medicare group
NPI 1407283179 (360) 856-8810

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98264 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.

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 Geri Van Dyken's NPI number?

The NPI number for Geri Van Dyken is 1801353750. It was assigned to this individual provider in the NPPES registry on February 27, 2019.

Where is Geri Van Dyken located?

Geri Van Dyken practices at 400 Liberty St, Lynden, WA 98264. The listed phone number is (360) 746-5054.

What is Geri Van Dyken's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Geri Van Dyken enrolled in Medicare?

Yes. Geri Van Dyken 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.

Which organizations bill Medicare for Geri Van Dyken's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Geri Van Dyken reassigns Medicare benefits to 2 organizations: Peacehealth (Bellingham, WA) and Peacehealth Medical Group - Sedro Woolley (Sedro Woolley, 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 Geri Van Dyken's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Geri Van Dyken accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Geri Van Dyken 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 Geri Van Dyken was last updated on November 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.