LARRY ALAN TERHERST MS, LCPC
NPI 1811204191
Counselor - Professional in Lewiston, ID

NPI Status: Active since September 08, 2010

Contact Information

1702 16TH AVE
LEWISTON, ID
ZIP 83501
Phone: (208) 816-6979

Get Directions Write a Review

  • Individual
  • Male
  • Counselor
  • Professional

About LARRY TERHERST

This page provides the complete NPI Profile along with additional information for Larry Terherst, a provider established in Lewiston, Idaho with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1811204191 assigned on September 2010. The practitioner's primary taxonomy code is 101YP2500X with license number LCPC-374 (ID). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1811204191
Provider Name
LARRY ALAN TERHERST MS, LCPC
Gender
Male
Entity Type
Individual
Location Address
1702 16TH AVE LEWISTON, ID 83501
Location Phone
(208) 816-6979
Mailing Address
PO BOX 1848 LEWISTON, ID 83501
Mailing Phone
(208) 816-6979
Is Sole Proprietor?
Yes
Enumeration Date
09-08-2010
Last Update Date
09-08-2010
Code Navigator

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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
LCPC-374
License State
ID

Reviews for LARRY ALAN TERHERST MS, LCPC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1811204191, 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
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 1 → 2 2 → 4 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 4 + 0 + 8 + 1 + 1 + 8 + 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 1811204191.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811204191, enumerated as an "individual" on September 08, 2010.

The provider is located at 1702 16TH AVE LEWISTON, ID 83501 and the phone number is (208) 816-6979.

Counselor with taxonomy code 101YP2500X and a focus in Professional.