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DR. CHUNG Z MOK MD
NPI 1497757306
Family Medicine in Chicago, IL

Active since August 11, 2005PECOS EnrolledAccepts Medicare AssignmentCLIA 14D0424695 · Waiver
3535 W LAWRENCE AVE, CHICAGO, IL 60625(773) 539-5455(312) 326-3007 Get Directions Write a Review

NPPES record last updated: March 20, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Chung Z Mok Md NPPES

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

DR. CHUNG Z MOK MD (NPI 1497757306) is an individual family medicine provider in Chicago, Illinois, licensed in Illinois (036058992) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 31, 2026, and is affiliated with Swedish Hospital.

NPPES Registry Identity

NPI1497757306
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. CHUNG Z MOKCredential: MD
Location Address3535 W LAWRENCE AVEChicago, IL 60625-5627
Mailing Address3535 W Lawrence AveChicago, IL 60625-5627 · (773) 539-5455 · Fax (312) 326-3007
Phone(773) 539-5455
Fax(312) 326-3007
Sole ProprietorYes
Medical School CMSOtherGraduated 1971
Enumeration DateAugust 11, 2005
Last NPPES UpdateMarch 20, 2014
✔ NPI 1497757306 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in IL · 036058992
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
3535 W LAWRENCE AVE, Chicago, IL 60625
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Other Identifiers 3

Medicaid036058992IL
Medicare ID-Type Unspecified658970IL
Medicare UPINC45201IL

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

Dr. Chung Z Mok 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 ID5991868960
PECOS Enrollment IDI20090116000563
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D0424695

Chung Z Mok MD · Chicago, IL
Active · expires Aug 31, 2026
CLIA Number14D0424695
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorChung Z. Mok
Laboratory Phone(773) 539-5455
Laboratory LocationChung Z Mok MD2740 W Foster Ave #311, Chicago, IL 60625
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 5

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

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
276 services68 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
86 services60 patients
Blood glucose (sugar) level 82947
A blood glucose level test measures the amount of sugar in your blood. It's often used to monitor and manage conditions like diabetes. High or low levels can indicate a health issue. The test is usually done by pricking your finger for a small blood sample.
71 services42 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
68 services50 patients
Administration of vaccine 90471
Administering a vaccine involves injecting a small, safe piece of a virus or bacteria into your body. This triggers your immune system to recognize and fight off the disease in the future. It's a vital tool in preventing serious illnesses and maintaining public health.
17 services16 patients

Hospital Affiliations CMS Care Compare

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

Swedish Hospital

Acute Care Hospitals · Chicago, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140114
Location5145 N California AveChicago, IL 60625 · 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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
6 suppliers13 claims26 services$4.57 avg. paid by Medicare
Heavy duty wheelchair K0006
DME-Wheelchairs · category DD000N
1 supplier12 claims12 services$36.72 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier19 claims19 services$103.26 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES

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

JOOYOUNG LEE
Pharmacist
3535 W LAWRENCE AVE
CHICAGO, IL 60625
Cook County (773) 267-3344

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 Chung Mok's NPI number?

The NPI number for Chung Mok is 1497757306. It was assigned to this individual provider in the NPPES registry on August 11, 2005.

Where is Chung Mok located?

Chung Mok practices at 3535 W Lawrence Ave, Chicago, IL 60625. The listed phone number is (773) 539-5455.

What is Chung Mok's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Chung Mok enrolled in Medicare?

Yes. Chung Mok 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.

Does Chung Mok hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 14D0424695) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

Is Chung Mok affiliated with any hospitals?

According to CMS data, Chung Mok is affiliated with Swedish Hospital.

When was this NPI record last updated?

The NPPES record for Chung Mok was last updated on March 20, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.