MR. NATHAN AARON JAMES JOHNSON LPC
NPI 1972396240
Community/Behavioral Health in Duluth, MN

NPI Status: Active since May 28, 2025

Contact Information

222 W SUPERIOR ST STE 200
DULUTH, MN
ZIP 55802
Phone: (218) 606-1100
Fax: (218) 520-1799

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  • Individual
  • Male
  • Community/Behavioral Health

About NATHAN JOHNSON

This page provides the complete NPI Profile along with additional information for Nathan Johnson, a provider established in Duluth, Minnesota with a medical specialization in Community/behavioral Health. The healthcare provider is registered in the NPI registry with number 1972396240 assigned on May 2025. The practitioner's primary taxonomy code is 251S00000X with license number 2933 (MN). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1972396240
Provider Name
MR. NATHAN AARON JAMES JOHNSON LPC
Gender
Male
Entity Type
Individual
Location Address
222 W SUPERIOR ST STE 200 DULUTH, MN 55802
Location Phone
(218) 606-1100
Location Fax
(218) 520-1799
Mailing Address
206 HAGGE ST WORTHINGTON, MN 56187
Mailing Phone
(507) 329-6235
Is Sole Proprietor?
Yes
Enumeration Date
05-28-2025
Last Update Date
05-28-2025
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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

Community/Behavioral Health

Taxonomy Code
251S00000X
Type
Agencies
License No.
2933
License State
MN
Taxonomy Description
A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

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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 1972396240, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
4
Doubled → 8
Check
0
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 3 → 6 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 6 + 9 + 1 + 2 + 2 + 8 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1972396240.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Counselor (Mental Health)
222 W SUPERIOR ST STE 200
DULUTH, MN 55802
Counselor (Mental Health)
222 W SUPERIOR ST STE 200
DULUTH, MN 55802

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972396240, enumerated as an "individual" on May 28, 2025.

The provider is located at 222 W SUPERIOR ST STE 200 DULUTH, MN 55802 and the phone number is (218) 606-1100.

Community/Behavioral Health with taxonomy code 251S00000X.