VANESSA CASTILLO
NPI 1639030414
Counselor - Professional in Fresno, CA

NPI Status: Active since November 20, 2025

Contact Information

3636 N 1ST ST STE 135,154 & 163
FRESNO, CA
ZIP 93726
Phone: (559) 225-1464

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  • Individual
  • Female
  • Counselor
  • Professional

About VANESSA CASTILLO

This page provides the complete NPI Profile along with additional information for Vanessa Castillo, a provider established in Fresno, California with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1639030414 assigned on November 2025. The practitioner's primary taxonomy code is 101YP2500X with license number 20988 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1639030414
Provider Name
VANESSA CASTILLO
Gender
Female
Entity Type
Individual
Location Address
3636 N 1ST ST STE 135,154 & 163 FRESNO, CA 93726
Location Phone
(559) 225-1464
Mailing Address
3636 N 1ST ST STE 135&154 FRESNO, CA 93726
Mailing Phone
(559) 225-1464
Is Sole Proprietor?
No
Enumeration Date
11-20-2025
Last Update Date
12-10-2025
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Location Map

Secondary Locations

  • 3400 MCCALL Ave Ste 104
    Selma, CA 93662
    (855) 343-1057
  • 3855 N West Ave Ste 1087110
    Fresno, CA 93705
    (559) 274-0299
  • 1690 W SHAW AVE STE 201
    Fresno, CA 93711
    (855) 343-1057
  • 380/386 Coalinga plaza
    Coalinga, CA 93210
    (855) 343-1057
  • 255 S. Academy Ave
    Sanger, CA 93657
    (855) 343-1057
  • 275 S Madera Ave Ste 403&404
    Kerman, CA 93630
    (855) 343-1057
  • 34, 36, 40 E. Minarets Ave
    Pinedale, CA 93650
    (855) 343-1057
  • 1311 11th st
    Reedley, CA 93654
    (855) 343-1057
  • 121 Belmont Ave Ste 300
    Mendota, CA 93640
    (855) 343-1057
  • 258 N Blackstone Ave
    Fresno, CA 93701
    (559) 272-0299
  • 36618 Lassen Ave Suite A
    Huron, CA 93234
    (855) 343-1057

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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
20988
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 1639030414, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
3
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
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 3 → 6 0 → 0 0 → 0 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 0 + 3 + 0 + 4 + 2 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1639030414.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639030414, enumerated as an "individual" on November 20, 2025.

The provider is located at 3636 N 1ST ST STE 135,154 & 163 FRESNO, CA 93726 and the phone number is (559) 225-1464.

Counselor with taxonomy code 101YP2500X and a focus in Professional.