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WHITON & REGISTER PLLC
NPI 1952497158
Specialist in Mt Vernon, WA

Active since October 05, 2006
307 SOUTH 13TH STREET, SUITE 100, MT VERNON, WA 98274(360) 424-2630 Get Directions Write a Review

NPPES record last updated: April 24, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 24, 2020, Feb 7, 2020 (2 updates tracked since 2020).

About Whiton & Register Pllc NPPES

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

WHITON & REGISTER PLLC (NPI 1952497158) is a healthcare organization registered as a specialist in Mt Vernon, Washington and active in the NPI registry since October 2006. The organization lists Michal Whiton, President, as its authorized official.

NPPES Registry Identity

NPI1952497158
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameWHITON & REGISTER PLLC
Location Address307 SOUTH 13TH STREET, SUITE 100Mt Vernon, WA 98274
Mailing Address1020 34th StAnacortes, WA 98221-4206 · (360) 588-8457 · Fax (360) 588-8467
Phone(360) 424-2630
Organization SubpartNo
Authorized OfficialMichal WhitonPresident · (360) 428-2146
Enumeration DateOctober 5, 2006
Last NPPES UpdateApril 24, 20202 updates tracked since enumeration
NPPES CertifiedApril 24, 2020
✔ NPI 1952497158 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in WA · MD0002639
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
307 SOUTH 13TH STREET, Mt Vernon, WA 98274
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Whiton & Register Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Whiton & Register PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Michal Whiton, M.D.
Radiation Oncology
NPI 1407058365
307 S 13TH ST STE 100
Mount Vernon, WA 98274
(360) 814-2630
✔ PECOS✔ Accepts MedicareSame address
Alexei Polishchuk, M.D.
Radiation Oncology
NPI 1295021921
381 W HORTON RD
Bellingham, WA 98226
(360) 370-2873
✔ PECOS✔ Accepts Medicare28 mi
Michael Taylor, M.D.
Radiation Oncology
NPI 1871596502
381 W HORTON RD
Bellingham, WA 98226
(360) 370-2873
✔ PECOS✔ Accepts Medicare28 mi
Skyler Lindsley, M.D.
Radiation Oncology
NPI 1396746657
21605 76TH AVE W SUITE 100
Edmonds, WA 98026
(425) 640-4300
✔ PECOS✔ Accepts Medicare43 mi
John Register, MD
Radiation Oncology
NPI 1124048368
820 N CHELAN AVE
Wenatchee, WA 98801
(509) 663-8711
✔ PECOS✔ Accepts Medicare117 mi
David Kantorowitz, MD
Radiation Oncology
NPI 1316959646
501 NW ELKS DR
Corvallis, OR 97330
(541) 768-7722
✔ PECOS✔ Accepts Medicare267 mi

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

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 Whiton & Register PLLC's NPI number?

The NPI number for Whiton & Register PLLC is 1952497158. It was assigned to this organization in the NPPES registry on October 5, 2006.

Where is Whiton & Register PLLC located?

Whiton & Register PLLC is located at 307 South 13th Street Suite 100, Mt Vernon, WA 98274. The listed phone number is (360) 424-2630.

What is Whiton & Register PLLC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Whiton & Register PLLC enrolled in Medicare?

Yes. Whiton & Register PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Whiton & Register PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians, all in Radiation Oncology, reassign their Medicare billing to Whiton & Register PLLC. A 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 the clinician's services. Of these, 1 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Whiton & Register PLLC accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Whiton & Register PLLC 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 Whiton & Register PLLC was last updated on April 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.