DR. WILLIAM PATRICK O'CONNELL ED.D., LMHC
NPI 1205040631
Counselor - Mental Health in Seattle, WA

NPI Status: Active since May 08, 2007

Contact Information

4225 ROOSEVELT WAY NE FL 3
SEATTLE, WA
ZIP 98105
Phone: (206) 598-7792
Fax: (206) 543-9520

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  • Individual
  • Male
  • Counselor
  • Mental Health

About WILLIAM O'CONNELL

This page provides the complete NPI Profile along with additional information for William O'connell, 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 1205040631 assigned on May 2007. The practitioner's primary taxonomy code is 101YM0800X with license number 60160530 (WA). The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1205040631
Provider Name
DR. WILLIAM PATRICK O'CONNELL ED.D., LMHC
Gender
Male
Entity Type
Individual
Location Address
4225 ROOSEVELT WAY NE FL 3 SEATTLE, WA 98105
Location Phone
(206) 598-7792
Location Fax
(206) 543-9520
Mailing Address
1959 NE PACIFIC ST SEATTLE, WA 98195
Mailing Phone
(206) 543-3750
Mailing Fax
(206) 543-9520
Is Sole Proprietor?
Yes
Enumeration Date
05-08-2007
Last Update Date
12-14-2021
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A mental health counselor like William O'connell 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.

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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 Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
60160530
License State
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 1205040631, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 0 + 4 + 0 + 6 + 6 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1205040631.

Other Providers at the Same Location


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

Social Worker (Clinical)
4225 ROOSEVELT WAY NE FL 3
SEATTLE, WA 98105

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205040631, enumerated as an "individual" on May 08, 2007.

The provider is located at 4225 ROOSEVELT WAY NE FL 3 SEATTLE, WA 98105 and the phone number is (206) 598-7792.

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