DR. JUSTIN RODNEY JOHNSEN M.D.
NPI 1679582282
Ophthalmology - Ophthalmic Plastic and Reconstructive Surgery in Salt Lake City, UT

NPI Status: Active since August 05, 2006

Contact Information

2505 E 3300 S STE 202
SALT LAKE CITY, UT
ZIP 84109
Phone: (801) 807-8811
Fax: (801) 769-0904

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  • Individual
  • Male
  • Ophthalmology
  • Ophthalmic Plastic and Reconstructive Su...

About JUSTIN JOHNSEN

This page provides the complete NPI Profile along with additional information for Justin Johnsen, a provider established in Salt Lake City, Utah with a medical specialization in Ophthalmology, focusing in ophthalmic plastic and reconstructive surgery . The healthcare provider is registered in the NPI registry with number 1679582282 assigned on August 2006. The practitioner's primary taxonomy code is 207WX0200X with license number 6139294-1205 (UT). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1679582282
Provider Name
DR. JUSTIN RODNEY JOHNSEN M.D.
Gender
Male
Entity Type
Individual
Location Address
2505 E 3300 S STE 202 SALT LAKE CITY, UT 84109
Location Phone
(801) 807-8811
Location Fax
(801) 769-0904
Mailing Address
2505 E 3300 S STE 202 SALT LAKE CITY, UT 84109
Mailing Phone
(801) 807-8811
Mailing Fax
(801) 769-0904
Is Sole Proprietor?
Yes
Enumeration Date
08-05-2006
Last Update Date
03-20-2025
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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

Ophthalmology Ophthalmic Plastic and Reconstructive Surgery

Taxonomy Code
207WX0200X
Type
Allopathic & Osteopathic Physicians
License No.
6139294-1205
License State
UT
Taxonomy Description
A physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit, eyelid, and lacrimal system. Practitioners evaluate, diagnose and treat conditions involving the eyelids, brows, midface, orbits, lacrimal systems and surrounding and supporting structures of the face and neck.

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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 1679582282, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 7 → 14 → 5 5 → 10 → 1 2 → 4 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 1 + 0 + 8 + 4 + 2 + 1 + 6 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1679582282.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679582282, enumerated as an "individual" on August 05, 2006.

The provider is located at 2505 E 3300 S STE 202 SALT LAKE CITY, UT 84109 and the phone number is (801) 807-8811.

Ophthalmology with taxonomy code 207WX0200X and a focus in Ophthalmic Plastic and Reconstructive Surgery.