WESTERN WA MEDICAL GROUP, INC. DEPT OF GASTROENTEROLOGY
NPI 1023236528
Internal Medicine - Gastroenterology in Everett, WA

Active since April 23, 2007CLIA Certified · 2 labs
4225 HOYT AVE STE A, EVERETT, WA 98203(425) 259-3122(425) 252-9860 Get Directions Write a Review

NPPES record last updated: February 23, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 23, 2016, Feb 12, 2016 (2 updates tracked since 2016).

About Western Wa Medical Group, Inc. Dept Of Gastroenterology NPPES

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

WESTERN WA MEDICAL GROUP, INC. DEPT OF GASTROENTEROLOGY (NPI 1023236528) is a healthcare organization registered as a gastroenterology in Everett, Washington and active in the NPI registry since April 2007. The organization holds 2 active CLIA laboratory certificates and lists Vicki Mcginnis, Hipaa Privacy Officer, as its authorized official.

NPPES Registry Identity

NPI1023236528
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameWESTERN WASHINGTON MEDICAL GROUP, INC PS
Location Address4225 HOYT AVE STE AEverett, WA 98203-2351
Mailing Address4225 Hoyt Ave Ste AEverett, WA 98203-2351 · (425) 259-3122 · Fax (425) 252-9860
Fax(425) 252-9860
Organization SubpartYesParent: Western Washington Medical Group
Authorized OfficialVicki McginnisHipaa Privacy Officer · (425) 259-4041
Enumeration DateApril 23, 2007
Last NPPES UpdateFebruary 23, 20162 updates tracked since enumeration
✔ NPI 1023236528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in WA · 601474013
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
4225 HOYT AVE STE A, Everett, WA 98203

Other Names 1

Doing Business AsWestern Wa Medical Group, Inc. Dept Of Gastroenterology

Other Identifiers 5

Medicaid7056971WA
Medicare PIN115100800WA
Other0050070WA · Labor & Industrie
OtherCB4745WA · Railroad Medicare
Medicare ID-Type Unspecified115100800WA

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted 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)

Western Wa Medical Group, Inc. Dept Of Gastroenterology is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

90

Medicare enrollment records show 90 clinicians reassign Medicare billing to Western Wa Medical Group, Inc. Dept Of Gastroenterology, which bills Medicare for the services they deliver. Of these, 7 practice at this address and 72 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 21

Nurse Practitioner23
Family Practice11
Pulmonary Disease9
Critical Care (Intensivists)8
Orthopedic Surgery8
Gastroenterology6
Cardiovascular Disease (Cardiology)4
Clinical Psychologist3
13 other specialties18

Nearest to this location (20)

See all 90
Gastroenterology
NPI 1760694186
4225 HOYT AVE STE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1386680445
4225 HOYT AVE SUITE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1841446655
4225 HOYT AVE SUITE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1841231438
4225 HOYT AVE SUITE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1629885801
4225 HOYT AVE STE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1710591763
4225 HOYT AVE STE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Gastroenterology
NPI 1871787663
4225 HOYT AVENUE STE A
Everett, WA 98203
(425) 259-3122
✔ PECOS✔ Accepts MedicareSame address
Family Practice
NPI 1902852569
4301 HOYT AVE
Everett, WA 98203
(425) 317-8025
✔ PECOS✔ Accepts Medicare0.1 mi
Rheumatology
NPI 1215977897
84225 HOYT AVE STE C
Everett, WA 98203
(425) 252-8375
✔ PECOS✔ Accepts Medicare0.1 mi
Podiatry
NPI 1407906324
3802 BROADWAY SUITE B
Everett, WA 98201
(425) 259-0855
✔ PECOS✔ Accepts Medicare0.5 mi
Podiatry
NPI 1447593256
3802 BROADWAY STE B
Everett, WA 98201
(425) 259-0855
✔ PECOS✔ Accepts Medicare0.5 mi
Orthopedic Surgery
NPI 1558316703
3726 BROADWAY STE 201
Everett, WA 98201
(425) 317-9119
✔ PECOS✔ Accepts Medicare0.5 mi
Orthopedic Surgery
NPI 1033352968
3726 BROADWAY SUITE 201
Everett, WA 98201
(425) 317-9119
✔ PECOS✔ Accepts Medicare0.6 mi
Occupational Therapist in Private Practice
NPI 1164451225
3726 BROADWAY, SUITE 201
Everett, WA 98201
(425) 317-9119
✔ Accepts Medicare0.6 mi
Orthopedic Surgery
NPI 1336439116
3726 BROADWAY STE 201
Everett, WA 98201
(425) 317-9119
✔ PECOS✔ Accepts Medicare0.6 mi
Clinical Psychologist
NPI 1083847883
3525 COLBY AVE SUITE 200
Everett, WA 98201
(425) 259-1366
✔ PECOS0.6 mi
Clinical Psychologist
NPI 1235186917
3525 COLBY AVE SUITE 200
Everett, WA 98201
(425) 259-1366
✔ PECOS✔ Accepts Medicare0.6 mi
Mental Health Counselor
NPI 1124422332
3525 COLBY AVE STE 200
Everett, WA 98201
(425) 259-1366
✔ PECOS✔ Accepts Medicare0.6 mi
Otolaryngology
NPI 1487809703
3125 COLBY AVE STE J
Everett, WA 98201
(425) 791-3093
✔ PECOS✔ Accepts Medicare1.0 mi
Qualified Audiologist
NPI 1659933893
3125 COLBY AVE STE J
Everett, WA 98201
(425) 791-3093
✔ Accepts Medicare1.0 mi
See all 90 clinicians

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

CLIA Laboratory Certificates CMS CLIA 2

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 50D0900355

Western Washington Med Group-Gi Dept · Everett, WA
Active · expires Apr 4, 2028
CLIA Number50D0900355
Laboratory TypePhysician Office
Certificate Effective DateMay 10, 2007
Certificate Expiration DateApril 4, 2028
Laboratory DirectorEdward Slosberg
Laboratory Phone(425) 259-3122
Laboratory LocationWestern Washington Med Group-Gi Dept4225 Hoyt Avenue Suite A, Everett, WA 98203
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate of Waiver 50D0706462

Western Washington Medical Group Endoscopy Center · Everett, WA
Active · expires Apr 4, 2028
CLIA Number50D0706462
Laboratory TypePhysician Office
Certificate Effective DateNovember 24, 1997
Certificate Expiration DateApril 4, 2028
Laboratory DirectorEdward Slosberg
Laboratory Phone(425) 259-3122
Laboratory LocationWestern Washington Medical Group Endoscopy Center12800 Bothell Everett Hwy Ste 200, Everett, WA 98208
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Western Washington Medical Group, Inc Ps's NPI number?

The NPI number for Western Washington Medical Group, Inc Ps is 1023236528. It was assigned to this organization in the NPPES registry on April 23, 2007. The provider is doing business as Western Wa Medical Group, Inc. Dept Of Gastroenterology.

Where is Western Washington Medical Group, Inc Ps located?

Western Washington Medical Group, Inc Ps is located at 4225 Hoyt Ave Ste A, Everett, WA 98203. The listed phone number is (425) 259-3122.

What is Western Washington Medical Group, Inc Ps's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Western Washington Medical Group, Inc Ps enrolled in Medicare?

Yes. Western Washington Medical Group, Inc Ps is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Western Washington Medical Group, Inc Ps?

According to the CMS Revalidation Reassignment List (October 2026 release), 90 clinicians in 21 Medicare specialties reassign their Medicare billing to Western Washington Medical Group, Inc Ps. 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. The largest specialties are Nurse Practitioner (23), Family Practice (11) and Pulmonary Disease (9). Of these, 7 practice at this address and 72 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Western Washington Medical Group, Inc Ps hold CLIA laboratory certificates?

Yes. 2 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Western Washington Medical Group, Inc Ps accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Western Washington Medical Group, Inc Ps 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 Western Washington Medical Group, Inc Ps was last updated on February 23, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.