MRS. CAROLINE CASAREZ
NPI 1730401985
Counselor - Addiction (Substance Use Disorder) in Fresno, CA

NPI Status: Active since February 15, 2010

Contact Information

4452 E. KINGS CANYON ROAD
FRESNO, CA
ZIP 93702
Phone: (559) 600-9180

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

About CAROLINE CASAREZ

This page provides the complete NPI Profile along with additional information for Caroline Casarez, a provider established in Fresno, California with a medical specialization in Counselor, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1730401985 assigned on February 2010. The practitioner's primary taxonomy code is 101YA0400X with license number 7419 (CA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1730401985
Provider Name
MRS. CAROLINE CASAREZ
Gender
Female
Entity Type
Individual
Location Address
4452 E. KINGS CANYON ROAD FRESNO, CA 93702
Location Phone
(559) 600-9180
Mailing Address
5099 N STATE ST FRESNO, CA 93722
Mailing Phone
(559) 277-1252
Is Sole Proprietor?
No
Enumeration Date
02-15-2010
Last Update Date
05-19-2026
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A Substance Abuse or Addiction Counselor like Caroline Casarez 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.

Location Map

Secondary Locations

  • 2550 W Clinton Ave
    Fresno, CA 93705
    (559) 264-7521
  • 611 E Belmont Ave
    Fresno, CA 93701
    (559) 237-3420

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.
7419
License State
CA

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)

 

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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 1730401985, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
5
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 4 → 8 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 8 + 0 + 2 + 9 + 1 + 6 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1730401985.

Other Providers at the Same Location


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

Counselor (Addiction (Substance Use Disorder))
4452 E. KINGS CANYON ROAD
FRESNO, CA 93702

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730401985, enumerated as an "individual" on February 15, 2010.

The provider is located at 4452 E. KINGS CANYON ROAD FRESNO, CA 93702 and the phone number is (559) 600-9180.

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