MIDWEST OCCUPATIONAL MEDICINE LTD.
NPI 1619051620
Preventive Medicine - Occupational Medicine in Wood River, IL

NPI Status: Active since October 25, 2006

Contact Information

325 MADISON AVE
WOOD RIVER, IL
ZIP 62095
Phone: (618) 251-5202
Fax: (618) 251-5118

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  • Organization
  • Preventive Medicine
  • Occupational Medicine
  • CLIA Number: 14D2094195
  • CLIA Cert. Type: Other - OCCUPATIONAL MEDICINE
  • CLIA Exp. Date: 04-12-2027

About MIDWEST OCCUPATIONAL MEDICINE LTD.

This page provides the complete NPI Profile along with additional information for Midwest Occupational Medicine Ltd., a provider established in Wood River, Illinois operating as a Preventive Medicine, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1619051620 assigned on October 2006. The practitioner's primary taxonomy code is 2083X0100X with license number 2083X0100X (IL). The provider is registered as an organization and their NPI record was last updated 6 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. George Joseph Dirkers M. D. (President)

NPI
1619051620
Provider Name
MIDWEST OCCUPATIONAL MEDICINE LTD.
Entity Type
Organization
Location Address
325 MADISON AVE WOOD RIVER, IL 62095
Location Phone
(618) 251-5202
Location Fax
(618) 251-5118
Mailing Address
325 MADISON AVE WOOD RIVER, IL 62095
Mailing Phone
(618) 251-5202
Mailing Fax
(618) 251-5118
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-25-2006
Last Update Date
08-22-2020
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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

Preventive Medicine Occupational Medicine

Taxonomy Code
2083X0100X
Type
Allopathic & Osteopathic Physicians
License No.
2083X0100X
License State
IL
Taxonomy Description
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

DR. GEORGE JOSEPH DIRKERS M. D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(618) 251-5202

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
14D2094195
Facility Type
Other - OCCUPATIONAL MEDICINE
Certificate Effective Date
April 13, 2025
Certificate Expiration Date
April 12, 2027
Laboratory Director
GEORGE J. DIRKERS
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Midwest Occupational Medicine 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.

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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 1619051620, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
6
Unchanged
Pos 3
1
Doubled → 2
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
2
Doubled → 4
Check
0
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 1 → 2 0 → 0 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 2 + 9 + 0 + 5 + 2 + 6 + 4 + 24 = 60

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

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1619051620.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Family Medicine
325 MADISON AVE
WOOD RIVER, IL 62095
Internal Medicine
325 MADISON AVE
WOOD RIVER, IL 62095
Family Medicine
325 MADISON AVE
WOOD RIVER, IL 62095

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619051620, enumerated as an "organization" on October 25, 2006.

The provider is located at 325 MADISON AVE WOOD RIVER, IL 62095 and the phone number is (618) 251-5202.

Preventive Medicine with taxonomy code 2083X0100X and a focus in Occupational Medicine.