DU PAGE MEDICAL GROUP, LTD
NPI 1780868562
Clinic/Center - Multi-Specialty in Tinley Park, IL

NPI Status: Active since December 28, 2007

Contact Information

17495 LA GRANGE RD
TINLEY PARK, IL
ZIP 60487
Phone: (708) 226-7000

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  • Organization
  • Clinic/Center
  • Multi-Specialty
  • CLIA Number: 14D2131908
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 09-27-2027

About DU PAGE MEDICAL GROUP, LTD

This page provides the complete NPI Profile along with additional information for Du Page Medical Group, Ltd, a provider established in Tinley Park, Illinois operating as a Clinic/center, focusing in multi-specialty . The healthcare provider is registered in the NPI registry with number 1780868562 assigned on December 2007. The practitioner's primary taxonomy code is 261QM1300X. The provider is registered as an organization and their NPI record was last updated December 2025. The provider's . The authorized official of this NPI record is Paul Merrick Md (Chairman Of The Board)

NPI
1780868562
Provider Legal Name
DU PAGE MEDICAL GROUP, LTD
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
17495 LA GRANGE RD TINLEY PARK, IL 60487
Location Phone
(708) 226-7000
Mailing Address
17495 LA GRANGE RD TINLEY PARK, IL 60487
Mailing Phone
(708) 226-7000
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-28-2007
Last Update Date
12-19-2025
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Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinic/Center Multi-Specialty

Taxonomy Code
261QM1300X
Type
Ambulatory Health Care Facilities

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

PAUL MERRICK MD

Authorized Official Title
CHAIRMAN OF THE BOARD
Authorized Official Phone
(630) 790-1221

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
CD5640OTHER (01)ILRAILROAD MEDICARE
01621031OTHER (01)ILBCBS PROVIDER ID
IL3596OTHER (01)ILLOCALITY 15 MEDICARE

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
14D2131908
Facility Type
Physician Office
Certificate Effective Date
September 28, 2025
Certificate Expiration Date
September 27, 2027
Laboratory Director
MICHAEL BRUSCA
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Du Page Medical Group, Ltd to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

Reviews for DU PAGE MEDICAL GROUP, LTD

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1780868562, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
6
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
2
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 8 → 16 → 7 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 7 + 1 + 6 + 0 + 1 + 6 + 6 + 1 + 6 + 5 + 1 + 2 + 24 = 68

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1780868562.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physician Assistant
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physician Assistant
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Nurse Practitioner (Family)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Internal Medicine (Nephrology)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physical Therapist
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Pharmacy
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Emergency Medicine
17495 LA GRANGE RD, #417
TINLEY PARK, IL 60487
Internal Medicine (Nephrology)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Internal Medicine (Gastroenterology)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physician Assistant
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Radiology (Diagnostic Radiology)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Nurse Practitioner
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physician Assistant
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physical Therapy Assistant
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Nurse Practitioner (Family)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Internal Medicine (Gastroenterology)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Social Worker (Clinical)
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Emergency Medicine
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Physical Therapist
17495 LA GRANGE RD
TINLEY PARK, IL 60487
Optometrist
17495 LA GRANGE RD
TINLEY PARK, IL 60487

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780868562, enumerated as an "organization" on December 28, 2007.

The provider is located at 17495 LA GRANGE RD TINLEY PARK, IL 60487 and the phone number is (708) 226-7000.

Clinic/Center with taxonomy code 261QM1300X and a focus in Multi-Specialty.

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