MRS. MARISSA CORIE WYNHOFF CPSS
NPI 1164377008
Peer Specialist in Goldendale, WA

NPI Status: Active since March 04, 2026

Contact Information

115 S GOLDEN ST
GOLDENDALE, WA
ZIP 98620
Phone: (509) 773-2419
Fax: (509) 973-5921

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  • Individual
  • Female
  • Peer Specialist

About MARISSA WYNHOFF

This page provides the complete NPI Profile along with additional information for Marissa Wynhoff, a provider established in Goldendale, Washington with a medical specialization in Peer Specialist. The healthcare provider is registered in the NPI registry with number 1164377008 assigned on March 2026. The practitioner's primary taxonomy code is 175T00000X with license number PR70077350 (WA). The provider is registered as an individual and her NPI record was last updated March 2026.

NPI
1164377008
Provider Name
MRS. MARISSA CORIE WYNHOFF CPSS
Other Name
MS. MARISSA CORIE BROWN
Other Name Type
Former Name (1)
Gender
Female
Entity Type
Individual
Location Address
115 S GOLDEN ST GOLDENDALE, WA 98620
Location Phone
(509) 773-2419
Location Fax
(509) 973-5921
Mailing Address
PO BOX 1228 GOLDENDALE, WA 98620
Mailing Phone
(509) 773-2419
Mailing Fax
(509) 973-5921
Is Sole Proprietor?
No
Enumeration Date
03-04-2026
Last Update Date
03-04-2026
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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
License No.
PR70077350
License State
WA
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.

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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 1164377008, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
1
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
3
Doubled → 6
Pos 6
7
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
0
Unchanged
Pos 9
0
Doubled → 0
Check
8
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 6 → 12 → 3 3 → 6 7 → 14 → 5 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 6 + 7 + 1 + 4 + 0 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1164377008.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinic/Center (Mental Health (Including Community Mental Health Center))
115 S GOLDEN ST
GOLDENDALE, WA 98620

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164377008, enumerated as an "individual" on March 04, 2026.

The provider is located at 115 S GOLDEN ST GOLDENDALE, WA 98620 and the phone number is (509) 773-2419.

Peer Specialist with taxonomy code 175T00000X.