DAVID PAUL JOHNSON R, MR
NPI 1326066184
Radiologic Technologist - Magnetic Resonance Imaging in Guntersville, AL

NPI Status: Active since July 18, 2006

Contact Information

12119 US HIGHWAY 431
GUNTERSVILLE, AL
ZIP 35976
Phone: (256) 894-4440
Fax: (256) 894-4474

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  • Individual
  • Male
  • Radiologic Technologist
  • Magnetic Resonance Imaging

About DAVID JOHNSON

This page provides the complete NPI Profile along with additional information for David Johnson, a provider established in Guntersville, Alabama with a medical specialization in Radiologic Technologist, focusing in magnetic resonance imaging . The healthcare provider is registered in the NPI registry with number 1326066184 assigned on July 2006. The practitioner's primary taxonomy code is 2471M1202X with license number 290255 (). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1326066184
Provider Name
DAVID PAUL JOHNSON R, MR
Gender
Male
Entity Type
Individual
Location Address
12119 US HIGHWAY 431 GUNTERSVILLE, AL 35976
Location Phone
(256) 894-4440
Location Fax
(256) 894-4474
Mailing Address
201 MITCHELL BLVD GADSDEN, AL 35904
Mailing Phone
(256) 543-8064
Is Sole Proprietor?
No
Enumeration Date
07-18-2006
Last Update Date
09-11-2025
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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

Radiologic Technologist Magnetic Resonance Imaging

Taxonomy Code
2471M1202X
Type
Technologists, Technicians & Other Technical Service Providers
License No.
290255
Taxonomy Description
A radiologic technologist who specializes in magnetic resonance imaging (MRI) and is appropriately educated and trained, consistent with nationally recognized standards, state statute, and facility policy in performance of MRIs, exam techniques, equipment protocols, radiation safety, and patient care.

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)
1247100000XTechnologists, Technicians & Other Technical Service Providers

Radiologic Technologist

290255 

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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 1326066184, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
3
Unchanged
Pos 3
2
Doubled → 4
Pos 4
6
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 0 → 0 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 4 + 6 + 0 + 6 + 1 + 2 + 1 + 1 + 6 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1326066184.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1326066184, enumerated as an "individual" on July 18, 2006.

The provider is located at 12119 US HIGHWAY 431 GUNTERSVILLE, AL 35976 and the phone number is (256) 894-4440.

Radiologic Technologist with taxonomy code 2471M1202X and a focus in Magnetic Resonance Imaging.