FIT TO FIGHT
NPI 1609673219
Clinic/Center - Occupational Medicine in Oregon, IL

NPI Status: Active since March 01, 2025

Contact Information

3920 E IL ROUTE 64
OREGON, IL
ZIP 61061
Phone: (815) 562-3362

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  • Organization
  • Clinic/Center
  • Occupational Medicine

About FIT TO FIGHT

This page provides the complete NPI Profile along with additional information for Fit To Fight, a provider established in Oregon, Illinois operating as a Clinic/center, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1609673219 assigned on March 2025. The practitioner's primary taxonomy code is 261QX0100X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Mrs. Marla Jo Vanvickle Fnp-c (Owner)

NPI
1609673219
Provider Name
FIT TO FIGHT
Entity Type
Organization
Location Address
3920 E IL ROUTE 64 OREGON, IL 61061
Location Phone
(815) 562-3362
Mailing Address
3920 E IL ROUTE 64 OREGON, IL 61061
Mailing Phone
(815) 562-3362
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-01-2025
Last Update Date
03-01-2025
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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

Clinic/Center Occupational Medicine

Taxonomy Code
261QX0100X
Type
Ambulatory Health Care Facilities

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

MRS. MARLA JO VANVICKLE FNP-C

Authorized Official Title
OWNER
Authorized Official Phone
(815) 562-3362

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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 1609673219, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 1 + 2 + 7 + 6 + 2 + 2 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1609673219.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609673219, enumerated as an "organization" on March 01, 2025.

The provider is located at 3920 E IL ROUTE 64 OREGON, IL 61061 and the phone number is (815) 562-3362.

Clinic/Center with taxonomy code 261QX0100X and a focus in Occupational Medicine.