ADAM CARLSON
NPI 1124965504
Counselor - Mental Health in Elgin, IL

NPI Status: Active since May 02, 2026

Contact Information

1752 CAPITAL ST
ELGIN, IL
ZIP 60124
Phone: (847) 695-3680
Fax: (847) 695-3680

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

Individual
Counselor
Mental Health

About ADAM CARLSON

This page provides the complete NPI Profile along with additional information for Adam Carlson, a provider established in Elgin, Illinois operating as a Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1124965504 assigned on May 2026. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and their NPI record was last updated May 2026.

NPI: 1124965504
Provider Name: ADAM CARLSON
Other Name: WILLOW CARLSON
Other Name Type: Other Name (5)
Gender
Entity Type: Individual
Location Address: 1752 CAPITAL ST ELGIN, IL 60124
Location Phone: (847) 695-3680
Location Fax: (847) 695-3680
Mailing Address: 605 GARDEN RD DEKALB, IL 60115
Mailing Phone: (503) 726-9362
Is Sole Proprietor?: No
Enumeration Date: 05-02-2026
Last Update Date: 05-02-2026
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A mental health counselor like Adam Carlson 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 State: IL

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 1124965504, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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 → 4

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 0

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 2 → 4 9 → 18 → 9 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 1 + 8 + 6 + 1 + 0 + 5 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1124965504.