KATHLEEN MARIE BYRNE CREW LCSW
NPI 1235282336
Counselor - Addiction (Substance Use Disorder) in Walnut Creek, CA

NPI Status: Active since January 19, 2007

Contact Information

710 S BROADWAY
WALNUT CREEK, CA
ZIP 94596
Phone: (925) 295-5268
Fax: (925) 295-5226

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  • Individual
  • Female
  • Counselor
  • Addiction (Substance Use Disorder)

About KATHLEEN BYRNE CREW

This page provides the complete NPI Profile along with additional information for Kathleen Byrne Crew, a provider established in Walnut Creek, California with a medical specialization in Counselor, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1235282336 assigned on January 2007. The practitioner's primary taxonomy code is 101YA0400X with license number LCS5994 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1235282336
Provider Name
KATHLEEN MARIE BYRNE CREW LCSW
Gender
Female
Entity Type
Individual
Location Address
710 S BROADWAY WALNUT CREEK, CA 94596
Location Phone
(925) 295-5268
Location Fax
(925) 295-5226
Mailing Address
710 S BROADWAY WALNUT CREEK, CA 94596
Mailing Phone
(925) 295-5268
Mailing Fax
(925) 295-5226
Is Sole Proprietor?
No
Enumeration Date
01-19-2007
Last Update Date
07-08-2007
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A Substance Abuse or Addiction Counselor like Kathleen Byrne Crew advices patients who experience alcoholism, drug addiction, eating disorders, mental health issues, or other mental or behavioral problems. Substance Abuse counselors provide treatment and support to help clients recover from addiction or modify problem behaviors. Many counselors incorporate the principles of 12-step programs, such as Alcoholics Anonymous (AA). They educate clients how to cope with stress and life’s issues in ways that help them recover. Counselors also help patients improve their personal relationships and find ways to discuss their addiction or other problems with family and friends.

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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 Addiction (Substance Use Disorder)

Taxonomy Code
101YA0400X
Type
Behavioral Health & Social Service Providers
License No.
LCS5994
License State
CA

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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 1235282336, 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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
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 3 → 6 2 → 4 2 → 4 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 4 + 8 + 4 + 3 + 6 + 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 1235282336.

Other Providers at the Same Location


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

Psychologist (Addiction (Substance Use Disorder))
710 S BROADWAY
WALNUT CREEK, CA 94596
Psychologist
710 S BROADWAY, SUITE 300
WALNUT CREEK, CA 94596
Psychologist
710 S BROADWAY
WALNUT CREEK, CA 94596
Counselor (Addiction (Substance Use Disorder))
710 S BROADWAY
WALNUT CREEK, CA 94596
Psychologist (Clinical)
710 S BROADWAY, SUITE 300
WALNUT CREEK, CA 94596
Social Worker (Clinical)
710 S BROADWAY
WALNUT CREEK, CA 94596
Audiologist-Hearing Aid Fitter
710 S BROADWAY, STE 209
WALNUT CREEK, CA 94596
Psychologist (Clinical)
710 S BROADWAY, KAISER MENTAL HEALTH DEPARTMENT
WALNUT CREEK, CA 94596
Marriage & Family Therapist
710 S BROADWAY
WALNUT CREEK, CA 94596
Marriage & Family Therapist
710 S BROADWAY
WALNUT CREEK, CA 94596
Dietitian, Registered
710 S BROADWAY
WALNUT CREEK, CA 94596
Radiology (Diagnostic Radiology)
710 S BROADWAY, SUITE 203
WALNUT CREEK, CA 94596
Psychologist (Clinical)
710 S BROADWAY
WALNUT CREEK, CA 94596
General Acute Care Hospital
710 S BROADWAY, SUITE 209
WALNUT CREEK, CA 94596
Audiologist
710 S BROADWAY, SUITE 209
WALNUT CREEK, CA 94596
Behavior Technician
710 S BROADWAY
WALNUT CREEK, CA 94596
Psychiatry & Neurology (Psychiatry)
710 S BROADWAY
WALNUT CREEK, CA 94596
Behavior Analyst
710 S BROADWAY
WALNUT CREEK, CA 94596
Psychologist
710 S BROADWAY
WALNUT CREEK, CA 94596
Behavior Technician
710 S BROADWAY
WALNUT CREEK, CA 94596

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235282336, enumerated as an "individual" on January 19, 2007.

The provider is located at 710 S BROADWAY WALNUT CREEK, CA 94596 and the phone number is (925) 295-5268.

Counselor with taxonomy code 101YA0400X and a focus in Addiction (Substance Use Disorder).