ROCKFORD RADIATION ONCOLOGY LTD
NPI 1831184654
Radiology - Radiation Oncology in Rockford, IL

NPI Status: Active since September 19, 2005

Contact Information

2400 N ROCKTON AVE
DEPT RADIATION ONCOLOGY
ROCKFORD, IL
ZIP 61103
Phone: (815) 971-6188
Fax: (815) 968-9677

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  • Organization
  • Radiology
  • Radiation Oncology
  • CLIA Number: 14D1007042
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 07-17-2026

About ROCKFORD RADIATION ONCOLOGY LTD

This page provides the complete NPI Profile along with additional information for Rockford Radiation Oncology Ltd, a provider established in Rockford, Illinois operating as a Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1831184654 assigned on September 2005. The practitioner's primary taxonomy code is 2085R0001X. 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 Karen M Smorowski Md (Corporate President/owner)

NPI
1831184654
Provider Name
ROCKFORD RADIATION ONCOLOGY LTD
Entity Type
Organization
Location Address
2400 N ROCKTON AVE DEPT RADIATION ONCOLOGY ROCKFORD, IL 61103
Location Phone
(815) 971-6188
Location Fax
(815) 968-9677
Mailing Address
320 N ALPINE RD SUITE 208 ROCKFORD, IL 61107
Mailing Phone
(815) 227-4520
Mailing Fax
(815) 968-9677
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-19-2005
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

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

KAREN M SMOROWSKI MD

Authorized Official Title
CORPORATE PRESIDENT/OWNER
Authorized Official Phone
(815) 971-6188

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
14D1007042
Facility Type
Physician Office
Certificate Effective Date
July 18, 2024
Certificate Expiration Date
July 17, 2026
Laboratory Director
JEAN L. WALSH
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Rockford Radiation Oncology 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 1831184654, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
8
Unchanged
Pos 3
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
4
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 3 → 6 1 → 2 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 2 + 8 + 8 + 6 + 1 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1831184654.

Other Providers at the Same Location


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

Emergency Medicine
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Emergency Medicine
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Emergency Medicine
2400 N ROCKTON AVE, ROCKFORD MEMORIAL HOSPITAL
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Pathology (Anatomic Pathology & Clinical Pathology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Anesthesiology
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Pathology (Anatomic Pathology & Clinical Pathology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Pathology (Pediatric Pathology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Genetic Counselor, MS
2400 N ROCKTON AVE, DEPT OF MEDICAL GENETICS, ROCKFORD MEMORIAL HOSPITAL
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Radiology (Diagnostic Radiology)
2400 N ROCKTON AVE
ROCKFORD, IL 61103
Hospitalist
2400 N ROCKTON AVE
ROCKFORD, IL 61103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831184654, enumerated as an "organization" on September 19, 2005.

The provider is located at 2400 N ROCKTON AVE DEPT RADIATION ONCOLOGY ROCKFORD, IL 61103 and the phone number is (815) 971-6188.

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