MARATHON COUNSELING, LLC
NPI 1023976644
Clinic/Center - Mental Health (Including Community Mental Health Center) in Greenville, SC

NPI Status: Active since January 13, 2026

Contact Information

11 DAVIS KEATS DR
GREENVILLE, SC
ZIP 29607
Phone: (864) 477-5854

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

About MARATHON COUNSELING, LLC

This page provides the complete NPI Profile along with additional information for Marathon Counseling, Llc, a provider established in Greenville, South Carolina 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 1023976644 assigned on January 2026. The practitioner's primary taxonomy code is 261QM0801X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is Desiree Bowers (Owner/therapist)

NPI
1023976644
Provider Name
MARATHON COUNSELING, LLC
Entity Type
Organization
Location Address
11 DAVIS KEATS DR GREENVILLE, SC 29607
Location Phone
(864) 477-5854
Mailing Address
223 ROWAN VALLEY RD FOUNTAIN INN, SC 29644
Mailing Phone
(334) 587-0717
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-13-2026
Last Update Date
01-13-2026
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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

DESIREE BOWERS

Authorized Official Title
OWNER/THERAPIST
Authorized Official Phone
(864) 477-5854

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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 1023976644, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
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 9 → 18 → 9 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 + 0 + 4 + 3 + 1 + 8 + 7 + 1 + 2 + 6 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1023976644.

Other Providers at the Same Location


The following 8 providers are registered at the same or a nearby location.

Counselor
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Marriage & Family Therapist
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Marriage & Family Therapist
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Marriage & Family Therapist
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Counselor (Mental Health)
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Counselor (Mental Health)
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Marriage & Family Therapist
11 DAVIS KEATS DR
GREENVILLE, SC 29607
Counselor (Professional)
11 DAVIS KEATS DR
GREENVILLE, SC 29607

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023976644, enumerated as an "organization" on January 13, 2026.

The provider is located at 11 DAVIS KEATS DR GREENVILLE, SC 29607 and the phone number is (864) 477-5854.

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