JOHN JANISKO PA-C
NPI 1669243838
Physician Assistant in Shelton, WA

Q: What is John Janisko's NPI number?

The NPI number for John Janisko is 1669243838. It was assigned to this individual provider in the NPPES registry on January 15, 2024.

Q: What is John Janisko's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for John Janisko was last updated on April 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since January 15, 2024PECOS Enrolled

1701 N 13TH ST, SHELTON, WA 98584(360) 427-9549 Get Directions Write a Review

NPPES record last updated: April 14, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About John Janisko Pa-c NPPES

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

JOHN JANISKO PA-C (NPI 1669243838) is an individual physician assistant in Shelton, Washington, licensed in Washington (PA70075840) and active in the NPI registry since January 2024. He is enrolled in Medicare PECOS, is affiliated with Mason General Hospital & Family Of Clinics, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1669243838

Entity TypeIndividualMale

Primary Taxonomy363A00000X

Provider Legal NameJOHN JANISKOCredential: PA-C

Location Address1701 N 13TH STShelton, WA 98584-2077

Mailing Address1701 N 13th StShelton, WA 98584-2077 · (360) 427-9549

Phone(360) 427-9549

Sole ProprietorNo

Medical School CMSOtherGraduated 2025

Enumeration DateJanuary 15, 2024

Last NPPES UpdateApril 14, 2026

NPPES CertifiedApril 14, 2026

✔ NPI 1669243838 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 · PA70075840

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.

1701 N 13TH ST, Shelton, WA 98584

Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Janisko Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9032693197

PECOS Enrollment IDI20260317004484

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.

Hospital Affiliations CMS Care Compare

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

Mason General Hospital & Family Of Clinics

Critical Access Hospitals · Shelton, WA

1/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number501336

Location901 Mt View DriveShelton, WA 98584 · Mason County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98584 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 20

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

KATIE ALDRICH PMHNP

Nurse Practitioner (Psychiatric/Mental Health)