ROGER D. HOLYOAK LCPC
NPI 1588898001
Counselor - Mental Health in Pocatello, ID

NPI Status: Active since May 12, 2009

Contact Information

2055 GARRETT WAY
SUITE 1
POCATELLO, ID
ZIP 83201
Phone: (208) 233-7832
Fax: (208) 233-7835

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NPPES record last updated: May 12, 2009. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Individual
  • Male
  • Counselor
  • Mental Health

About ROGER HOLYOAK

This page provides the complete NPI Profile along with additional information for Roger Holyoak, a provider established in Pocatello, Idaho with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1588898001 assigned on May 2009. The practitioner's primary taxonomy code is 101YM0800X with license number LPC-2716 (ID). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1588898001
Provider Name
ROGER D. HOLYOAK LCPC
Gender
Male
Entity Type
Individual
Location Address
2055 GARRETT WAY SUITE 1 POCATELLO, ID 83201
Location Phone
(208) 233-7832
Location Fax
(208) 233-7835
Mailing Address
2055 GARRETT WAY SUITE 1 POCATELLO, ID 83201
Mailing Phone
(208) 233-7832
Mailing Fax
(208) 233-7835
Is Sole Proprietor?
Yes
Enumeration Date
05-12-2009
Last Update Date
05-12-2009
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A mental health counselor like Roger Holyoak 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.

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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

Counselor Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
LPC-2716
License State
ID

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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 1588898001, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
0
Doubled → 0
Check
1
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 8 → 16 → 7 8 → 16 → 7 8 → 16 → 7 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 6 + 8 + 1 + 6 + 9 + 1 + 6 + 0 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1588898001.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
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2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor
2055 GARRETT WAY, SUITE 1
POCATELLO, ID 83201
Counselor (Mental Health)
2055 GARRETT WAY, STE 1
POCATELLO, ID 83201
Counselor (Mental Health)
2055 GARRETT WAY, STE. 1
POCATELLO, ID 83201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1588898001, enumerated as an "individual" on May 12, 2009.

The provider is located at 2055 GARRETT WAY SUITE 1 POCATELLO, ID 83201 and the phone number is (208) 233-7832.

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