WILLIAM BRANDON CALLOR CSW
NPI 1710832811
Counselor - Mental Health in American Fork, UT

NPI Status: Active since March 03, 2026

Contact Information

796 E PACIFIC DR STE A
AMERICAN FORK, UT
ZIP 84003
Phone: (801) 642-2491

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

Individual
Male
Counselor
Mental Health

About WILLIAM CALLOR

This page provides the complete NPI Profile along with additional information for William Callor, a provider established in American Fork, Utah with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1710832811 assigned on March 2026. The practitioner's primary taxonomy code is 101YM0800X with license number 13440650-3502 (UT). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI: 1710832811
Provider Name: WILLIAM BRANDON CALLOR CSW
Gender: Male
Entity Type: Individual
Location Address: 796 E PACIFIC DR STE A AMERICAN FORK, UT 84003
Location Phone: (801) 642-2491
Mailing Address: 6972 S CHRIS LN COTTONWD HTS, UT 84121
Mailing Phone: (385) 485-7764
Is Sole Proprietor?: Yes
Enumeration Date: 03-03-2026
Last Update Date: 03-03-2026
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A mental health counselor like William Callor provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

Location Map

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: Counselor Mental Health
Taxonomy Code: 101YM0800X
Type: Behavioral Health & Social Service Providers
License No.: 13440650-3502
License State: UT

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 1710832811, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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 → 2

Pos 4

Unchanged

Pos 5

Doubled → 16 → 1 + 6

Pos 6

Unchanged

Pos 7

Doubled → 4

Pos 8

Unchanged

Pos 9

Doubled → 2

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 1 → 2 8 → 16 → 7 2 → 4 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 2 + 0 + 1 + 6 + 3 + 4 + 8 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1710832811.