ANGELA YARU CHANG MD
NPI 1205585445
Ophthalmology in Chicago, IL

Q: What is Angela Chang's NPI number?

The NPI number for Angela Chang is 1205585445. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Q: What is Angela Chang's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Angela Chang was last updated on May 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 March 23, 2022PECOS EnrolledAccepts Medicare Assignment

1009 S WOOD ST, CHICAGO, IL 60612(312) 996-7445 Get Directions Write a Review

NPPES record last updated: May 21, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 21, 2026, Apr 18, 2026, Nov 25, 2023 and 1 more (4 updates tracked since 2023).

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About Angela Yaru Chang Md NPPES

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

ANGELA YARU CHANG MD (NPI 1205585445) is an individual ophthalmology provider in Chicago, Illinois, licensed in Illinois (036.179020) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with University Of Illinois Hospital And Clinics, and is a graduate of Columbia University College Of Physicians And Surgeons (2022).

NPPES Registry Identity

NPI1205585445

Entity TypeIndividualFemale

Primary Taxonomy207W00000X

Provider Legal NameANGELA YARU CHANGCredential: MD

Location Address1009 S WOOD STChicago, IL 60612-3747

Mailing Address820 S Wood StChicago, IL 60612-4325

Phone(312) 996-7445

Sole ProprietorNo

Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 2022

Enumeration DateMarch 23, 2022

Last NPPES UpdateMay 21, 20264 updates tracked since enumeration

NPPES CertifiedMay 21, 2026

✔ NPI 1205585445 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in IL · 036.179020

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

1009 S WOOD ST, Chicago, IL 60612

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Angela Yaru Chang Md 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 ID4688141047

PECOS Enrollment IDI20260806001461

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.

Medicare Billing Reassignment

Medicare enrollment records show Angela Chang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The Board Of Trustees Of The University Of Illinois

Same address

Ophthalmology

1855 W TAYLOR ST
Chicago, IL 60612

Reassigned Medicare billing, Illinois enrollment
2,127 clinicians in this Medicare group

NPI 1720208135 (312) 996-0933

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

University Of Illinois Hospital And Clinics

Acute Care Hospitals · Chicago, IL

2/5 CMS rating

OwnershipGovernment - State

CMS Certification Number140150

Location1740 West Taylor St Suite 1400Chicago, IL 60612 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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

$74.80 typical visit price

range $18.97 – $148.12

Typical copayment $18.70 (range $4.74 – $37.03)

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.

SAMUEL JOHN OHLANDER M.D.

Urology