LUKE WOLTHUIS
NPI 1669259750
Counselor - Mental Health in Grand Rapids, MI

NPI Status: Active since September 12, 2023

Contact Information

678 FRONT AVE NW
GRAND RAPIDS, MI
ZIP 49504
Phone: (616) 916-3711

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  • Individual
  • Male
  • Counselor
  • Mental Health

About LUKE WOLTHUIS

This page provides the complete NPI Profile along with additional information for Luke Wolthuis, a provider established in Grand Rapids, Michigan with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1669259750 assigned on September 2023. The practitioner's primary taxonomy code is 101YM0800X with license number 6451023193 (MI). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1669259750
Provider Name
LUKE WOLTHUIS
Gender
Male
Entity Type
Individual
Location Address
678 FRONT AVE NW GRAND RAPIDS, MI 49504
Location Phone
(616) 916-3711
Mailing Address
750 GRACELAND ST NE GRAND RAPIDS, MI 49505
Is Sole Proprietor?
No
Enumeration Date
09-12-2023
Last Update Date
10-06-2023
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A mental health counselor like Luke Wolthuis 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.
6451023193
License State
MI

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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 1669259750, 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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 6 → 12 → 3 2 → 4 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 4 + 5 + 1 + 8 + 7 + 1 + 0 + 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 1669259750.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Psychologist (Counseling)
678 FRONT AVE NW, SUITE 265
GRAND RAPIDS, MI 49504
Durable Medical Equipment & Medical Supplies
678 FRONT AVE NW, SUITE 135
GRAND RAPIDS, MI 49504
Psychiatry & Neurology (Psychiatry)
678 FRONT AVE NW, SUITE 365
GRAND RAPIDS, MI 49504
Psychiatry & Neurology (Psychiatry)
678 FRONT AVE NW, SUITE 365
GRAND RAPIDS, MI 49504
Social Worker (Clinical)
678 FRONT AVE NW
GRAND RAPIDS, MI 49504
Counselor (Professional)
678 FRONT AVE NW
GRAND RAPIDS, MI 49504
Counselor (Mental Health)
678 FRONT AVE NW
GRAND RAPIDS, MI 49504

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669259750, enumerated as an "individual" on September 12, 2023.

The provider is located at 678 FRONT AVE NW GRAND RAPIDS, MI 49504 and the phone number is (616) 916-3711.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.