RADIATION ONCOLOGY OF NORTHERN ILLINOIS LLC
NPI 1598938755
Radiology - Radiation Oncology in Ottawa, IL

NPI Status: Active since April 09, 2008

Contact Information

1200 STARFIRE DR
OTTAWA, IL
ZIP 61350
Phone: (815) 431-5458

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  • Organization
  • Radiology
  • Radiation Oncology

About RADIATION ONCOLOGY OF NORTHERN ILLINOIS LLC

This page provides the complete NPI Profile along with additional information for Radiation Oncology Of Northern Illinois Llc, a provider established in Ottawa, Illinois operating as a Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1598938755 assigned on April 2008. The practitioner's primary taxonomy code is 2085R0001X. The provider is registered as an organization and their NPI record was last updated 18 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 Mr. Robert A Chaffin (Member)

NPI
1598938755
Provider Name
RADIATION ONCOLOGY OF NORTHERN ILLINOIS LLC
Entity Type
Organization
Location Address
1200 STARFIRE DR OTTAWA, IL 61350
Location Phone
(815) 431-5458
Mailing Address
1200 STARFIRE DR OTTAWA, IL 61350
Mailing Phone
(815) 431-5458
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-09-2008
Last Update Date
04-09-2008
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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

Radiology Radiation Oncology

Taxonomy Code
2085R0001X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

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

MR. ROBERT A CHAFFIN

Authorized Official Title
MEMBER
Authorized Official Phone
(815) 433-3100

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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 1598938755, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
5
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 9 → 18 → 9 9 → 18 → 9 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 8 + 3 + 1 + 6 + 7 + 1 + 0 + 24 = 75

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

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1598938755.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Non-Pharmacy Dispensing Site
1200 STARFIRE DR
OTTAWA, IL 61350

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598938755, enumerated as an "organization" on April 09, 2008.

The provider is located at 1200 STARFIRE DR OTTAWA, IL 61350 and the phone number is (815) 431-5458.

Radiology with taxonomy code 2085R0001X and a focus in Radiation Oncology.