JOHN M. NAYDEN SR. M.D.
NPI 1437347978
Radiology - Diagnostic Radiology in Frankfort, IL
NPI Status: Active since October 10, 2007
Contact Information
366 RED BUD CT
FRANKFORT, IL
ZIP 60423
Phone: (815) 469-6361
Fax: (815) 469-6326
- Individual
- Male
- Radiology
- Diagnostic Radiology
About JOHN NAYDEN
This page provides the complete NPI Profile along with additional information for John Nayden, a provider established in Frankfort, Illinois with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1437347978 assigned on October 2007. The practitioner's primary taxonomy code is 2085R0202X. The provider is registered as an individual and his NPI record was last updated 19 years ago.
- NPI
- 1437347978
- Provider Name
- JOHN M. NAYDEN SR. M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 366 RED BUD CT FRANKFORT, IL 60423
- Location Phone
- (815) 469-6361
- Location Fax
- (815) 469-6326
- Mailing Address
- 366 RED BUD CT FRANKFORT, IL 60423
- Mailing Phone
- (815) 469-6361
- Mailing Fax
- (815) 469-6326
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-10-2007
- Last Update Date
- 10-10-2007
- Code Navigator
Location Map
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 Diagnostic Radiology
- Taxonomy Code
- 2085R0202X
- Type
- Allopathic & Osteopathic Physicians
- License State
- IL
- Taxonomy Description
- A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
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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 1437347978, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 72 is 80. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1437347978, enumerated as an "individual" on October 10, 2007.
The provider is located at 366 RED BUD CT FRANKFORT, IL 60423 and the phone number is (815) 469-6361.
Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.
