THOMAS DEAN GRINDLE
NPI 1891306346
Peer Specialist in Wenatchee, WA

NPI Status: Active since August 10, 2020

Contact Information

145 S WORTHEN ST
WENATCHEE, WA
ZIP 98801
Phone: (509) 662-6761

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

Individual
Male
Peer Specialist

About THOMAS GRINDLE

This page provides the complete NPI Profile along with additional information for Thomas Grindle, a provider established in Wenatchee, Washington with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1891306346 assigned on August 2020. The practitioner's primary taxonomy code is 175T00000X. The provider is registered as an individual and his NPI record was last updated 6 years ago.

NPI: 1891306346
Provider Name: THOMAS DEAN GRINDLE
Gender: Male
Entity Type: Individual
Location Address: 145 S WORTHEN ST WENATCHEE, WA 98801
Location Phone: (509) 662-6761
Mailing Address: 145 S WORTHEN ST WENATCHEE, WA 98801
Mailing Phone: (509) 662-6761
Is Sole Proprietor?: No
Enumeration Date: 08-10-2020
Last Update Date: 09-29-2020
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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: Peer Specialist
Taxonomy Code: 175T00000X
Type: Other Service Providers
Taxonomy Description: Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

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 1891306346, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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 → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 6

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 8

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 9 → 18 → 9 3 → 6 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 6 + 0 + 1 + 2 + 3 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6

This NPI is valid

The calculated check digit is 6, which matches the last digit of 1891306346.