DOMINIC K LEUNG (MD) – Internal Medicine Physician, NPI 1144230335

DOMINIC K LEUNG (MD) is a healthcare provider. based in Chicago, Illinois. specializing in INTERNAL MEDICINE. They hold the professional credentials MD. They hold a License No. 036-103086 (IL). The NPI Number for DOMINIC K LEUNG (MD) is 1144230335

Main info

Male
32 Years Of Experience
Accepts Medicare Assignment
Name
DOMINIC K LEUNG (MD)
NPI
1144230335
Phone
(855) 229-2191
Address
332 S MICHIGAN AVE STE 900
Enumeration Date
9 August 2006
Last Update Date
6 May 2025

Doctor Profile

Medical School Name
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Secondary Phone
8552292191
Graduation Year
1994 (32 years ago)
PAC ID
8820287097
Group Practice PAC ID
4880137850
Professional Enrollment ID
I20110104001235
Address ID
IL606044393CH332XXAVEX401
Telehealth
Yes

Contacts

FHIR Endpoint
https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/
Secure Messaging
dleung206507@direct.myadvocateaurora.org
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

8,824 INTERNAL MEDICINE in IL

Provider Addresses for DOMINIC K LEUNG (MD)

  • 332 S MICHIGAN AVE STE 900

    CHICAGO, IL 606044393

    Phone: (855) 229-2191

    Type: Mailing

  • 2357, Sequoia Drive, Aurora, Kane County, Illinois, 60506, United States

    AURORA, IL 605066222

    Phone: (630) 859-6910

    Type: Mailing

  • 2285, Sequoia Drive, Aurora, Kane County, Illinois, 60506, United States

    AURORA, IL 605066209

    Phone: (630) 859-6910

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2024-11-18

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 4 Medicare enrollment records; no due dates published yet.

Enrollment records

4

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20110104001235IInternal MedicineILTBD
I20240920003695IInternal MedicineOKTBD
I20240924002928IInternal MedicineOHTBD
I20241118001452IInternal MedicineMOTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99214Established patient office or other outpatient visit, 30-39 minutes544283$0
36415Insertion of needle into vein for collection of blood sample475271$0
85610Blood test, clotting time461126$0
93793Anticoagulant management of patient taking warfarin450125$0
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit167167$0
View full utilization report →

Insurance plans in this area (ZIP 60604)

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Provider's Procedures

DOMINIC K LEUNG (MD) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEIL85610Blood test, clotting time3213
INTERNAL MEDICINEIL90670Pneumococcal vaccine for injection into muscle8484

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 4880137850View full group profile
NameSpecialtyState
Nurse PractitionerMO
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL
Nurse PractitionerIL
Internal Medicine, Pulmonary DiseaseIL
Nurse PractitionerOH

Reviews

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Frequently asked questions

What unique ID ties claims to DOMINIC K LEUNG (MD)?
NPI 1144230335 is assigned to DOMINIC K LEUNG (MD) under the national enumeration system.
Is DOMINIC K LEUNG (MD)'s NPI currently valid?
The extract we use shows DOMINIC K LEUNG (MD) as active.
What does DOMINIC K LEUNG (MD) treat or focus on?
Patients typically see DOMINIC K LEUNG (MD) under the specialty Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
Where is DOMINIC K LEUNG (MD)'s primary listing?
We display Chicago, Illinois because that is what the record indicates for DOMINIC K LEUNG (MD).
How can I contact DOMINIC K LEUNG (MD)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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