ASHLEY LYNNE JOHNSON
NPI 1639633894
Licensed Practical Nurse in Medford, OR

NPI Status: Active since January 22, 2019

Contact Information

777 MURPHY RD
MEDFORD, OR
ZIP 97504
Phone: (541) 772-2763
Fax: (541) 734-3164

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Licensed Practical Nurse

About ASHLEY JOHNSON

This page provides the complete NPI Profile along with additional information for Ashley Johnson, a provider established in Medford, Oregon with a medical specialization in Licensed Practical Nurse. The healthcare provider is registered in the NPI registry with number 1639633894 assigned on January 2019. The practitioner's primary taxonomy code is 164W00000X with license number 201809704LPN (OR). The provider is registered as an individual and her NPI record was last updated 7 years ago.

NPI: 1639633894
Provider Name: ASHLEY LYNNE JOHNSON
Gender: Female
Entity Type: Individual
Location Address: 777 MURPHY RD MEDFORD, OR 97504
Location Phone: (541) 772-2763
Location Fax: (541) 734-3164
Mailing Address: 777 MURPHY RD MEDFORD, OR 97504
Mailing Phone: (541) 772-2763
Mailing Fax: (541) 734-3164
Is Sole Proprietor?: No
Enumeration Date: 01-22-2019
Last Update Date: 01-22-2019
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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: Licensed Practical Nurse
Taxonomy Code: 164W00000X
Type: Nursing Service Providers
License No.: 201809704LPN
License State: OR
Taxonomy Description: A licensed practical nurse with post-high school vocational training and practical experience in the provision of nursing care at a level less than that required for certification as a Registered Nurse. Requirements for education, experience, licensure, and job responsibilities vary among the states.

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 1639633894, 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 18 → 1 + 8

Check

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 6 → 12 → 3 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 2 + 3 + 6 + 8 + 1 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1639633894.