TIFFANY YIN WONG CHANG M.D.
NPI 1396915021
Pathology - Anatomic Pathology & Clinical Pathology in Winfield, IL

Active since March 10, 2008PECOS EnrolledAccepts Medicare Assignment
92.85/100
CMS Quality Rating
25 N WINFIELD RD, WINFIELD, IL 60190(630) 933-2048 Get Directions Write a Review

NPPES record last updated: June 1, 2011. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Tiffany Yin Wong Chang M.d. NPPES

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

TIFFANY YIN WONG CHANG M.D. (NPI 1396915021) is an individual anatomic pathology & clinical pathology provider in Winfield, Illinois, licensed in Illinois (036112863) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS, is affiliated with Palos Community Hospital, and is a graduate of University Of Missouri, Kansas City, School Of Medicine (2002).

NPPES Registry Identity

NPI1396915021
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameTIFFANY YIN WONG CHANGCredential: M.D.
Location Address25 N WINFIELD RDWinfield, IL 60190-1222
Mailing AddressDepartment 4432Carol Stream, IL 60122-0001
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Kansas City, School Of MedicineGraduated 2002
Enumeration DateMarch 10, 2008
Last NPPES UpdateJune 1, 2011
NPI 1396915021 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License Licensed in IL · 036112863
Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

25 N WINFIELD RD, Winfield, IL 60190

Other Identifiers 1

Medicaid036112863IL

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

Tiffany Yin Wong Chang M.d. 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 ID5698847184
PECOS Enrollment IDI20080627000225
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.

Areas of Expertise CMS Part B claims 23

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
1,146 services639 patients
Protein measurement, serum 84165
A serum protein measurement is a blood test that determines the levels of proteins in your blood. It is used to evaluate your overall health, and diagnose nutritional problems, kidney disease, liver disease, or immune disorders.
527 services456 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
421 services95 patients
Immunologic analysis technique on serum (immunofixation) 86334
Immunofixation is a lab test that helps identify proteins called immunoglobulins in your blood serum. These proteins are part of your immune system. Changes in their levels can indicate certain diseases. The test is simple and only requires a blood sample.
351 services287 patients
Cell examination of specimen, selective cellular enhancement technique 88112
Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.
317 services279 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
177 services160 patients

Hospital Affiliations CMS Care Compare 5

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

Palos Community Hospital

Acute Care Hospitals · Palos Heights, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140062
Location12251 South 80th AvenuePalos Heights, IL 60463 · Cook County
Emergency services Birthing friendly

Northwestern Medicine Delnor Community Hospital

Acute Care Hospitals · Geneva, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140211
Location300 Randall RdGeneva, IL 60134 · Kane County
Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Northwestern Medicine Kishwaukee Hospital

Acute Care Hospitals · Dekalb, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140286
LocationOne Kish Hospital DriveDekalb, IL 60115 · De Kalb County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60190 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

92.85/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.71
Improvement Activities40

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.

Surgery
25 N WINFIELD RD, STE 410
WINFIELD, IL 60190
Surgery
25 N WINFIELD RD, STE 410
WINFIELD, IL 60190
Internal Medicine (Cardiovascular Disease)
25 N WINFIELD RD, STE 300
WINFIELD, IL 60190
Internal Medicine (Cardiovascular Disease)
25 N WINFIELD RD, STE 300
WINFIELD, IL 60190
Urology
25 N WINFIELD RD, STE 405
WINFIELD, IL 60190
Pediatrics
25 N WINFIELD RD
WINFIELD, IL 60190
Internal Medicine (Clinical Cardiac Electrophysiology)
25 N WINFIELD RD, STE 300
WINFIELD, IL 60190
Emergency Medicine
25 N WINFIELD RD
WINFIELD, IL 60190

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396915021, enumerated as an "individual" on March 10, 2008.

The provider is located at 25 N WINFIELD RD WINFIELD, IL 60190 and the phone number is (630) 933-2048.

Pathology with taxonomy code 207ZP0102X and a focus in Anatomic Pathology & Clinical Pathology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.

Tiffany Chang is affiliated with: PALOS COMMUNITY HOSPITAL, NORTHWESTERN MEDICINE DELNOR COMMUNITY HOSPITAL, NORTHWESTERN MEDICINE CENTRAL DUPAGE HOSPITAL, NORTHWESTERN MEMORIAL HOSPITAL and NORTHWESTERN MEDICINE KISHWAUKEE HOSPITAL.