ELLYSSA DAUM PSYD
NPI 1518319904
Counselor - Mental Health in Federal Way, WA

NPI Status: Active since July 08, 2016

Contact Information

33455 6TH AVE S STE 2C
FEDERAL WAY, WA
ZIP 98003
Phone: (253) 210-4230

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  • Individual
  • Female
  • Counselor
  • Mental Health

About ELLYSSA DAUM

This page provides the complete NPI Profile along with additional information for Ellyssa Daum, a provider established in Federal Way, Washington with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1518319904 assigned on July 2016. The practitioner's primary taxonomy code is 101YM0800X with license number MC.61544070 (WA). The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1518319904
Provider Name
ELLYSSA DAUM PSYD
Gender
Female
Entity Type
Individual
Location Address
33455 6TH AVE S STE 2C FEDERAL WAY, WA 98003
Location Phone
(253) 210-4230
Mailing Address
14953 WALLACE AVE E BONNEY LAKE, WA 98391
Mailing Phone
(206) 595-1875
Is Sole Proprietor?
No
Enumeration Date
07-08-2016
Last Update Date
04-25-2026
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A mental health counselor like Ellyssa Daum 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

Secondary Locations

  • 3200 Motor Ave
    Los Angeles, CA 90034
    (310) 836-1223
  • 8301 161st Ave NE Ste 202
    Redmond, WA 98052
    (425) 900-6134

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.
MC.61544070
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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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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 1518319904, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 2 + 8 + 6 + 1 + 1 + 8 + 9 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1518319904.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Counselor (Mental Health)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Social Worker (Clinical)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Psychiatry & Neurology (Psychiatry)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Social Worker
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Nurse Practitioner (Psychiatric/Mental Health)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Counselor (Mental Health)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Social Worker
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Counselor (Mental Health)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Counselor (Mental Health)
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Social Worker
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003
Marriage & Family Therapist
33455 6TH AVE S STE 2C
FEDERAL WAY, WA 98003

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518319904, enumerated as an "individual" on July 08, 2016.

The provider is located at 33455 6TH AVE S STE 2C FEDERAL WAY, WA 98003 and the phone number is (253) 210-4230.

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