SHANNON KARSTEN LLC
NPI 1366306185
Clinic/Center - Mental Health (Including Community Mental Health Center) in Owatonna, MN

NPI Status: Active since December 15, 2025

Contact Information

207 W HOLLY ST
OWATONNA, MN
ZIP 55060
Phone: (507) 475-9548

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  • Organization
  • Clinic/Center
  • Mental Health (Including Community Menta...

About SHANNON KARSTEN LLC

This page provides the complete NPI Profile along with additional information for Shannon Karsten Llc, a provider established in Owatonna, Minnesota operating as a Clinic/center, focusing in mental health (including community mental health center) . The healthcare provider is registered in the NPI registry with number 1366306185 assigned on December 2025. The practitioner's primary taxonomy code is 261QM0801X. The provider is registered as an organization and their NPI record was last updated May 2026. The authorized official of this NPI record is Shannon Melody Karsten Licsw (Licsw Therapist)

NPI
1366306185
Provider Name
SHANNON KARSTEN LLC
Entity Type
Organization
Location Address
207 W HOLLY ST OWATONNA, MN 55060
Location Phone
(507) 475-9548
Mailing Address
133 SOUTHVIEW ST OWATONNA, MN 55060
Mailing Phone
(507) 475-9548
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-15-2025
Last Update Date
05-15-2026
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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

Clinic/Center Mental Health (Including Community Mental Health Center)

Taxonomy Code
261QM0801X
Type
Ambulatory Health Care Facilities

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

SHANNON MELODY KARSTEN LICSW

Authorized Official Title
LICSW THERAPIST
Authorized Official Phone
(507) 475-9548

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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 1366306185, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
6
Doubled → 12 → 1 + 2
Pos 4
6
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
5
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 6 → 12 → 3 3 → 6 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 + 1 + 2 + 6 + 6 + 0 + 1 + 2 + 1 + 1 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1366306185.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Chiropractor
207 W HOLLY ST
OWATONNA, MN 55060
Chiropractor (Neurology)
207 W HOLLY ST
OWATONNA, MN 55060
Dietitian, Registered (Nutrition, Metabolic)
207 W HOLLY ST
OWATONNA, MN 55060

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1366306185, enumerated as an "organization" on December 15, 2025.

The provider is located at 207 W HOLLY ST OWATONNA, MN 55060 and the phone number is (507) 475-9548.

Clinic/Center with taxonomy code 261QM0801X and a focus in Mental Health (Including Community Mental Health Center).