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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WINCY FAITH MEJIAS PA
NPI 1174315063
Physician Assistant in Oakbrook Terrace, IL

Active since May 19, 2025PECOS Enrolled
1S376 SUMMIT AVE STE 5B, OAKBROOK TERRACE, IL 60181(224) 300-4268 Get Directions Write a Review

NPPES record last updated: September 22, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 22, 2026, May 21, 2025 (2 updates tracked since 2025).

About Wincy Faith Mejias Pa NPPES

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

WINCY FAITH MEJIAS PA (NPI 1174315063) is an individual physician assistant in Oakbrook Terrace, Illinois, licensed in Illinois (085011257) and active in the NPI registry since May 2025. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1174315063
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameWINCY FAITH MEJIASCredential: PA
Location Address1S376 SUMMIT AVE STE 5BOakbrook Terrace, IL 60181-3968
Mailing Address1s376 Summit Ave Ste 5bOakbrook Terrace, IL 60181-3968 · (224) 300-4268
Phone(224) 300-4268
Sole ProprietorNo
Enumeration DateMay 19, 2025
Last NPPES UpdateSeptember 22, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 22, 2026
✔ NPI 1174315063 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in IL · 085011257
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.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License 085011257 (IL)
1S376 SUMMIT AVE STE 5B, Oakbrook Terrace, IL 60181
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1486 W Boughton Rd Ste BBolingbrook, IL 60440-2399 · Phone (630) 566-2090
Location 23205 N Wilke Rd Unit 105Arlington Heights, IL 60004-0001 · Phone (224) 300-4268

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Wincy Faith Mejias Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60181 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
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
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

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

DR. JENNIFER JAMES ROSE
Psychologist (Clinical)
1S376 SUMMIT AVE STE 5B
OAKBROOK TERRACE, IL 60181
Dupage County (630) 529-6550

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 Wincy Faith Mejias's NPI number?

The NPI number for Wincy Faith Mejias is 1174315063. It was assigned to this individual provider in the NPPES registry on May 19, 2025.

Where is Wincy Faith Mejias located?

Wincy Faith Mejias practices at 1s376 Summit Ave Ste 5B, Oakbrook Terrace, IL 60181. The listed phone number is (224) 300-4268.

What is Wincy Faith Mejias's specialty?

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

Is Wincy Faith Mejias enrolled in Medicare?

Yes. Wincy Faith Mejias is registered in the Medicare PECOS enrollment system.

What insurance does Wincy Faith Mejias accept?

Health plans from UnitedHealthcare list Wincy Faith Mejias 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 Wincy Faith Mejias was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.