OCCUPATIONAL HEALTH SERVICE INSTITUTE (OHSI)
NPI 1043727571
Preventive Medicine - Occupational Medicine in Chicago, IL

NPI Status: Active since January 05, 2018

Contact Information

835 S. WOLCOTT
SUITE E-144; MC 684
CHICAGO, IL
ZIP 60612
Phone: (312) 996-7420
Fax: (312) 413-8485

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  • Organization
  • Preventive Medicine
  • Occupational Medicine

About OCCUPATIONAL HEALTH SERVICE INSTITUTE (OHSI)

This page provides the complete NPI Profile along with additional information for Occupational Health Service Institute (ohsi), a provider established in Chicago, Illinois operating as a Preventive Medicine, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1043727571 assigned on January 2018. The practitioner's primary taxonomy code is 2083X0100X. The provider is registered as an organization and their NPI record was last updated 3 years ago. The provider's is doing business as Occupational Health Service Institute (ohsi). The authorized official of this NPI record is Daniel A Bakston Md, Mph, Mba (Interim Director)

NPI
1043727571
Provider Legal Name
THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
Other Organization Name
OCCUPATIONAL HEALTH SERVICE INSTITUTE (OHSI)
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
835 S. WOLCOTT SUITE E-144; MC 684 CHICAGO, IL 60612
Location Phone
(312) 996-7420
Location Fax
(312) 413-8485
Mailing Address
7732 SOLUTIONS CENTER CHICAGO, IL 60677
Mailing Phone
(312) 413-0369
Mailing Fax
(312) 413-8485
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-05-2018
Last Update Date
07-11-2023
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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
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1261QM1300XAmbulatory Health Care Facilities

Clinic/Center
Multi-Specialty

 

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

DANIEL A BAKSTON MD, MPH, MBA

Authorized Official Title
INTERIM DIRECTOR
Authorized Official Phone
(312) 355-3554

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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 1043727571, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
0
Unchanged
Pos 3
4
Doubled → 8
Pos 4
3
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 4 → 8 7 → 14 → 5 7 → 14 → 5 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 1 + 4 + 2 + 1 + 4 + 5 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1043727571.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043727571, enumerated as an "organization" on January 05, 2018.

The provider is located at 835 S. WOLCOTT SUITE E-144; MC 684 CHICAGO, IL 60612 and the phone number is (312) 996-7420.

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