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JOSEPH MARK WERNER MD
NPI 1144951658
Emergency Medicine in Coupeville, WA

Active since June 23, 2022PECOS Enrolled
101 N MAIN ST, COUPEVILLE, WA 98239(360) 678-5151 Get Directions Write a Review

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

About Joseph Mark Werner Md NPPES

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

JOSEPH MARK WERNER MD (NPI 1144951658) is an individual emergency medicine provider in Coupeville, Washington, licensed in Nebraska (9455) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1144951658
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameJOSEPH MARK WERNERCredential: MD
Location Address101 N MAIN STCoupeville, WA 98239-3413
Mailing Address101 N Main StCoupeville, WA 98239-3413
Phone(360) 678-5151
Sole ProprietorNo
Enumeration DateJune 23, 2022
Last NPPES UpdateJune 25, 2025
NPPES CertifiedJune 25, 2025
✔ NPI 1144951658 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in NE · 9455
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
101 N MAIN ST, Coupeville, WA 98239
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Other Names 1

Other Name (5)Joey Mark Werner Md

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Joseph Mark Werner 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.

Medicare Billing Reassignments

2

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

Whidbey Island Public Hospital District
Same address
Critical Access
101 N MAIN ST
Coupeville, WA 98239
  • Reassigned Medicare billing, Washington enrollment
  • Also billed through NPI 1710927231 (Washington)
  • 60 clinicians in this Medicare group
NPI 1164549549 (360) 678-5151
Northwest Emergency Physicians LLC
26 mi
Emergency Medicine
330 S STILLAGUAMISH AVE
Arlington, WA 98223
  • Reassigned Medicare billing, Washington enrollment
  • 519 clinicians in this Medicare group
NPI 1235172370 (925) 251-6901

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 98239 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 20

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

DR. JOSHUA CALEB SMITH PHARM D.
Pharmacist
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-7656
GAILA MARIE PALO ARNP-CNS
Nurse Practitioner
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-7656
DR. SAMIR FARRIS BISHAI M.D.
Emergency Medicine
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-5151
WHIDBEY ISLAND PUBLIC HOSPITAL DISTRICT
General Acute Care Hospital (Critical Access)
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-5151
DR. JOHN BRADLEY PLASTINO M.D.
Emergency Medicine
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-5151
ALECIA CUNNIFF
Physician Assistant (Surgical)
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-5151
DR. MINA WALAA YOUSEF M.D.
Internal Medicine
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (360) 678-5151
THOMAS E STEFFENS DO
Surgery
101 N MAIN ST
COUPEVILLE, WA 98239
Island County (509) 765-0216

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 Joseph Werner's NPI number?

The NPI number for Joseph Werner is 1144951658. It was assigned to this individual provider in the NPPES registry on June 23, 2022. The provider is also known as Joey Mark Werner MD.

Where is Joseph Werner located?

Joseph Werner practices at 101 N Main St, Coupeville, WA 98239. The listed phone number is (360) 678-5151.

What is Joseph Werner's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Joseph Werner enrolled in Medicare?

Yes. Joseph Werner is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Joseph Werner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Werner reassigns Medicare benefits to 2 organizations: Whidbey Island Public Hospital District (Coupeville, WA) and Northwest Emergency Physicians LLC (Arlington, 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 Joseph Werner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joseph Werner was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.