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

ASHLEY KATHLYN TAN UY MD
NPI 1629981436
Internal Medicine in Chicago, IL

Active since September 23, 2026PECOS Enrolled
1950 W POLK ST FL 6, CHICAGO, IL 60612(312) 864-0200 Get Directions Write a Review

NPPES record added: September 23, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Ashley Kathlyn Tan Uy Md NPPES

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

ASHLEY KATHLYN TAN UY MD (NPI 1629981436) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125.089091) and active in the NPI registry since September 2026. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629981436
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameASHLEY KATHLYN TAN UYCredential: MD
Location Address1950 W POLK ST FL 6Chicago, IL 60612-3723
Mailing Address1329 N Dolanna DrCompton, CA 90221-5118 · (562) 618-9113
Phone(312) 864-0200
Sole ProprietorNo
Enumeration DateSeptember 23, 2026
NPPES CertifiedSeptember 23, 2026
✔ NPI 1629981436 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 · 125.089091
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.
1950 W POLK ST FL 6, Chicago, IL 60612
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley Kathlyn Tan Uy Md 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 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
$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 5

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

ELIZABETH KENT GOBBI MD
Internal Medicine (Hospice and Palliative Medicine)
1950 W POLK ST FL 6
CHICAGO, IL 60612
Cook County (312) 864-4462
DR. ROHAN ASHWINBHAI GAJJAR MD
Internal Medicine
1950 W POLK ST FL 6
CHICAGO, IL 60612
Cook County (312) 864-7311
CHARU TIBREWAL MD
Internal Medicine
1950 W POLK ST FL 6
CHICAGO, IL 60612
Cook County (312) 864-7311
DR. ANNE TERESE LAUX M.D.
Surgery (Hospice and Palliative Medicine)
1950 W POLK ST FL 6
CHICAGO, IL 60612
Cook County (312) 864-7345
MR. JOHN KEVIN BASE MD
Internal Medicine
1950 W POLK ST FL 6
CHICAGO, IL 60612
Cook County (312) 864-7311

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 Ashley Kathlyn Uy's NPI number?

The NPI number for Ashley Kathlyn Uy is 1629981436. It was assigned to this individual provider in the NPPES registry on September 23, 2026.

Where is Ashley Kathlyn Uy located?

Ashley Kathlyn Uy practices at 1950 W Polk St Fl 6, Chicago, IL 60612. The listed phone number is (312) 864-0200.

What is Ashley Kathlyn Uy's specialty?

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

Is Ashley Kathlyn Uy enrolled in Medicare?

Yes. Ashley Kathlyn Uy is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ashley Kathlyn Uy was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 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.