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

MR. AYAZ YUNUS GEN DO
NPI 1508447061
Internal Medicine in Chicago, IL

Active since April 16, 2021PECOS EnrolledAccepts Medicare Assignment
2751 W WINONA ST, CHICAGO, IL 60625(773) 878-8200 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 2, 2025, Apr 16, 2021 (2 updates tracked since 2021).

About Mr. Ayaz Yunus Gen Do NPPES

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

MR. AYAZ YUNUS GEN DO (NPI 1508447061) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (036.171094) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Macneal Hospital, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1508447061
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. AYAZ YUNUS GENCredential: DO
Location Address2751 W WINONA STChicago, IL 60625-2508
Mailing Address2751 W Winona StChicago, IL 60625-2508 · (773) 878-8200
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 16, 2021
Last NPPES UpdateJune 30, 20262 updates tracked since enumeration
NPPES CertifiedJune 30, 2026
NPI 1508447061 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in IL · 036.171094
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2751 W WINONA ST, Chicago, IL 60625

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

Mr. Ayaz Yunus Gen Do 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 ID5496268955
PECOS Enrollment IDI20250715002417
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.

Macneal Hospital

Acute Care Hospitals · Berwyn, IL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number140054
Location3249 South Oak Park AvenueBerwyn, IL 60402 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60625 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
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 7

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

Psychiatry & Neurology (Psychiatry)
2751 W WINONA ST
CHICAGO, IL 60625
Registered Nurse
2751 W WINONA ST
CHICAGO, IL 60625
Internal Medicine
2751 W WINONA ST
CHICAGO, IL 60625
Physician Assistant (Surgical)
2751 W WINONA ST
CHICAGO, IL 60625
Psychologist (Clinical)
2751 W WINONA ST, SWEDISH COVENANT HOSPITAL
CHICAGO, IL 60625
Nurse Practitioner
2751 W WINONA ST
CHICAGO, IL 60625
Family Medicine
2751 W WINONA ST, SUITE 463
CHICAGO, IL 60625

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 Ayaz Gen's NPI number?

The NPI number for Ayaz Gen is 1508447061. It was assigned to this individual provider in the NPPES registry on April 16, 2021.

Where is Ayaz Gen located?

Ayaz Gen practices at 2751 W Winona St, Chicago, IL 60625. The listed phone number is (773) 878-8200.

What is Ayaz Gen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ayaz Gen enrolled in Medicare?

Yes. Ayaz Gen 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.

Is Ayaz Gen affiliated with any hospitals?

According to CMS data, Ayaz Gen is affiliated with Macneal Hospital.

When was this NPI record last updated?

The NPPES record for Ayaz Gen was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 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.