GREGORY MARTIN ATCHISON
NPI 1083196539
Counselor - Mental Health in Seattle, WA

NPI Status: Active since August 31, 2018

Contact Information

7100 FORT DENT WAY, SUITE 220
SEATTLE, WA
ZIP 98188
Phone: (502) 208-6938

Get Directions Write a Review

  • Individual
  • Male
  • Counselor
  • Mental Health

About GREGORY ATCHISON

This page provides the complete NPI Profile along with additional information for Gregory Atchison, a provider established in Seattle, Washington with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1083196539 assigned on August 2018. The practitioner's primary taxonomy code is 101YM0800X with license number MC61588877 (WA). The provider is registered as an individual and his NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1083196539
Provider Name
GREGORY MARTIN ATCHISON
Gender
Male
Entity Type
Individual
Location Address
7100 FORT DENT WAY, SUITE 220 SEATTLE, WA 98188
Location Phone
(502) 208-6938
Mailing Address
7100 FORT DENT WAY STE 220S TUKWILA, WA 98188
Mailing Phone
(502) 208-6938
Is Sole Proprietor?
Yes
Enumeration Date
08-31-2018
Last Update Date
01-17-2025
Code Navigator

A mental health counselor like Gregory Atchison 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.
MC61588877
License State
WA

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1103K00000XBehavioral Health & Social Service Providers

Behavior Analyst

 

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Reviews for GREGORY MARTIN ATCHISON

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 1083196539, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
5
Unchanged
Pos 9
3
Doubled → 6
Check
9
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 1 → 2 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 2 + 9 + 1 + 2 + 5 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1083196539.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083196539, enumerated as an "individual" on August 31, 2018.

The provider is located at 7100 FORT DENT WAY, SUITE 220 SEATTLE, WA 98188 and the phone number is (502) 208-6938.

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