DONALD GLEN MC ARTHUR LCSW, CADCI
NPI 1043397706
Social Worker - Clinical in Oregon City, OR

NPI Status: Active since November 01, 2006

Contact Information

998 LIBRARY CT
OREGON CITY, OR
ZIP 97045
Phone: (503) 655-8401
Fax: (503) 655-8429

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  • Individual
  • Male
  • Social Worker
  • Clinical

About DONALD MC ARTHUR

This page provides the complete NPI Profile along with additional information for Donald Mc Arthur, a provider established in Oregon City, Oregon with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1043397706 assigned on November 2006. The practitioner's primary taxonomy code is 1041C0700X with license number L3123 (OR). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1043397706
Provider Name
DONALD GLEN MC ARTHUR LCSW, CADCI
Gender
Male
Entity Type
Individual
Location Address
998 LIBRARY CT OREGON CITY, OR 97045
Location Phone
(503) 655-8401
Location Fax
(503) 655-8429
Mailing Address
998 LIBRARY CT OREGON CITY, OR 97045
Mailing Phone
(503) 655-8401
Mailing Fax
(503) 655-8429
Is Sole Proprietor?
No
Enumeration Date
11-01-2006
Last Update Date
09-11-2025
Code Navigator

A clinical social worker like Donald Mc Arthur is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

Location Map

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

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
L3123
License State
OR
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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)
1101YA0400XBehavioral Health & Social Service Providers

Counselor
Addiction (Substance Use Disorder)

00-11-26 (OR)

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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 1043397706, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
4
Doubled → 8
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
7
Unchanged
Pos 9
0
Doubled → 0
Check
6
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 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 + 0 + 8 + 3 + 6 + 9 + 1 + 4 + 7 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1043397706.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Nurse Practitioner (Psychiatric/Mental Health)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Nurse Practitioner (Psychiatric/Mental Health)
998 LIBRARY CT
OREGON CITY, OR 97045
Psychiatry & Neurology (Psychiatry)
998 LIBRARY CT
OREGON CITY, OR 97045
Nurse Practitioner (Psychiatric/Mental Health)
998 LIBRARY CT
OREGON CITY, OR 97045
Psychologist (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Psychologist (Clinical Child & Adolescent)
998 LIBRARY CT
OREGON CITY, OR 97045
Psychiatry & Neurology (Psychiatry)
998 LIBRARY CT
OREGON CITY, OR 97045
Psychiatry & Neurology (Geriatric Psychiatry)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Nurse Practitioner (Psychiatric/Mental Health)
998 LIBRARY CT
OREGON CITY, OR 97045
Registered Nurse
998 LIBRARY CT
OREGON CITY, OR 97045
Counselor (Professional)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker
998 LIBRARY CT
OREGON CITY, OR 97045
Social Worker (Clinical)
998 LIBRARY CT
OREGON CITY, OR 97045

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043397706, enumerated as an "individual" on November 01, 2006.

The provider is located at 998 LIBRARY CT OREGON CITY, OR 97045 and the phone number is (503) 655-8401.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.