SUSAN MARIE CLARK M. ED.
NPI 1245291079
Counselor - Professional in Montesano, WA

NPI Status: Active since March 31, 2006

Contact Information

12 SATSOP CT
MONTESANO, WA
ZIP 98563
Phone: (360) 249-4149
Fax: (360) 249-4149

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  • Individual
  • Female
  • Counselor
  • Professional

About SUSAN CLARK

This page provides the complete NPI Profile along with additional information for Susan Clark, a provider established in Montesano, Washington with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1245291079 assigned on March 2006. The practitioner's primary taxonomy code is 101YP2500X with license number RC00039358 (WA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1245291079
Provider Name
SUSAN MARIE CLARK M. ED.
Gender
Female
Entity Type
Individual
Location Address
12 SATSOP CT MONTESANO, WA 98563
Location Phone
(360) 249-4149
Location Fax
(360) 249-4149
Mailing Address
PO BOX 426 ABERDEEN, WA 98520
Mailing Phone
(360) 249-4149
Mailing Fax
(360) 249-4149
Is Sole Proprietor?
Yes
Enumeration Date
03-31-2006
Last Update Date
09-11-2025
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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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
RC00039358
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)
1101YM0800XBehavioral Health & Social Service Providers

Counselor
Mental Health

RC00039358 (WA)

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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 1245291079, 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
2
Unchanged
Pos 3
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 4 → 8 2 → 4 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 4 + 9 + 2 + 0 + 1 + 4 + 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 1245291079.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245291079, enumerated as an "individual" on March 31, 2006.

The provider is located at 12 SATSOP CT MONTESANO, WA 98563 and the phone number is (360) 249-4149.

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