1. Home
  2. Directory
  3. Washington
  4. Everett
  5. Physician Assistant
  6. NPI Profile

TRENTON L BAKER PA-C
NPI 1295106540
Physician Assistant in Everett, WA

Active since October 13, 2015PECOS EnrolledAccepts Medicare Assignment
4225 HOYT AVE STE A, EVERETT, WA 98203(425) 259-3122(425) 252-9860 Get Directions Write a Review

NPPES record last updated: January 27, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 27, 2026, Apr 10, 2024, Jun 30, 2021 (3 updates tracked since 2021).

About Trenton L Baker Pa-c NPPES

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

TRENTON L BAKER PA-C (NPI 1295106540) is an individual physician assistant in Everett, Washington, licensed in Washington (PA61120227) and active in the NPI registry since October 2015. He is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1295106540
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameTRENTON L BAKERCredential: PA-C
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
Phone(425) 259-3122
Fax(425) 252-9860
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateOctober 13, 2015
Last NPPES UpdateJanuary 27, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 27, 2026
✔ NPI 1295106540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in WA · PA61120227
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
4225 HOYT AVE STE A, Everett, WA 98203
Open in Google Maps ↗

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 and accepts Medicare assignment

Trenton L Baker Pa-c 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 ID446550933
PECOS Enrollment IDI20210730000682
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
141 services141 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
82 services72 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
35 services35 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Providence Regional Medical Center Everett

Acute Care Hospitals · Everett, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500014
Location1321 Colby AvenueEverett, WA 98201 · Snohomish County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98203 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
$71.29 typical visit price
range $18.56 – $141.11
Typical copayment $17.82 (range $4.64 – $35.27)
Most-billed visit code 99213
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 4

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

WESTERN WASHINGTON MEDICAL GROUP, INC PS
Internal Medicine (Gastroenterology)
4225 HOYT AVE STE A
EVERETT, WA 98203
Snohomish County (425) 259-3122
KRISTIAN DELA CRUZ
Nurse Practitioner
4225 HOYT AVE STE A
EVERETT, WA 98203
Snohomish County (425) 259-3122
MS. ELIZABETH LANTRY DNP
Nurse Practitioner
4225 HOYT AVE STE A
EVERETT, WA 98203
Snohomish County (425) 259-3122
WESTERN WASHINGTON MEDICAL GROUP, INC PS
Specialist/Technologist, Pathology (Histology)
4225 HOYT AVE STE A
EVERETT, WA 98203
Snohomish County (425) 259-3122

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 Trenton Baker's NPI number?

The NPI number for Trenton Baker is 1295106540. It was assigned to this individual provider in the NPPES registry on October 13, 2015.

Where is Trenton Baker located?

Trenton Baker practices at 4225 Hoyt Ave Ste A, Everett, WA 98203. The listed phone number is (425) 259-3122.

What is Trenton Baker's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Trenton Baker enrolled in Medicare?

Yes. Trenton Baker 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.

What insurance does Trenton Baker accept?

Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Trenton Baker 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.

Is Trenton Baker affiliated with any hospitals?

According to CMS data, Trenton Baker is affiliated with Providence Regional Medical Center Everett.

When was this NPI record last updated?

The NPPES record for Trenton Baker was last updated on January 27, 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.