Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MR. WILLIAM MEGO PA-C
NPI 1023916939
Physician Assistant in North Chicago, IL

Active since October 29, 2026
3333 GREEN BAY RD, NORTH CHICAGO, IL 60064(847) 578-3000 Get Directions Write a Review

NPPES record added: October 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mr. William Mego Pa-c NPPES

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

MR. WILLIAM MEGO PA-C (NPI 1023916939) is an individual physician assistant in North Chicago, Illinois and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1023916939
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. WILLIAM MEGOCredential: PA-C
Location Address3333 GREEN BAY RDNorth Chicago, IL 60064-3037
Mailing Address3333 Green Bay RdNorth Chicago, IL 60064-3037
Sole ProprietorNo
Enumeration DateOctober 29, 2026
NPPES CertifiedOctober 29, 2026
✔ NPI 1023916939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
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.
3333 GREEN BAY RD, North Chicago, IL 60064

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.

Psychiatry & Neurology (Psychiatry)
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Nurse Anesthetist, Certified Registered
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Student in an Organized Health Care Education/Training Program
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Student in an Organized Health Care Education/Training Program
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Registered Nurse
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Registered Nurse (Critical Care Medicine)
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Student in an Organized Health Care Education/Training Program
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064
Registered Nurse (Critical Care Medicine)
3333 GREEN BAY RD
NORTH CHICAGO, IL 60064

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 William Mego's NPI number?

The NPI number for William Mego is 1023916939. It was assigned to this individual provider in the NPPES registry on October 29, 2026.

Where is William Mego located?

William Mego practices at 3333 Green Bay Rd, North Chicago, IL 60064. The listed phone number is (847) 578-3000.

What is William Mego's specialty?

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

When was this NPI record last updated?

The NPPES record for William Mego was last updated on October 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.