KATHERINE BOUGLAI MACDONALD
NPI 1093640203
Counselor in Gig Harbor, WA

NPI Status: Active since June 17, 2026

Contact Information

4806 21ST AVENUE CT NW
GIG HARBOR, WA
ZIP 98335
Phone: (206) 795-8592

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  • Individual
  • Female
  • Counselor

About KATHERINE MACDONALD

This page provides the complete NPI Profile along with additional information for Katherine Macdonald, a provider established in Gig Harbor, Washington with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1093640203 assigned on June 2026. The practitioner's primary taxonomy code is 101Y00000X with license number CAAR.CG.70134841 (WA). The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1093640203
Provider Name
KATHERINE BOUGLAI MACDONALD
Gender
Female
Entity Type
Individual
Location Address
4806 21ST AVENUE CT NW GIG HARBOR, WA 98335
Location Phone
(206) 795-8592
Mailing Address
4806 21ST AVENUE CT NW GIG HARBOR, WA 98335
Mailing Phone
(206) 795-8592
Is Sole Proprietor?
No
Enumeration Date
06-17-2026
Last Update Date
06-17-2026
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Location Map

Secondary Locations

  • 6201 Pacific Ave Ste C3
    Tacoma, WA 98408
    (235) 363-8853

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

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
License No.
CAAR.CG.70134841
License State
WA
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

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)
1106H00000XBehavioral Health & Social Service Providers

Marriage & Family Therapist

(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 1093640203, we treat the final digit (3) 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

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
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
0
Doubled → 0
Check
3
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 6 → 12 → 3 0 → 0 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 1 + 2 + 4 + 0 + 2 + 0 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1093640203.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093640203, enumerated as an "individual" on June 17, 2026.

The provider is located at 4806 21ST AVENUE CT NW GIG HARBOR, WA 98335 and the phone number is (206) 795-8592.

Counselor with taxonomy code 101Y00000X.