BARBARA HOLGUIN
NPI 1588537450
Counselor - Addiction (Substance Use Disorder) in Houston, TX

NPI Status: Active since September 26, 2025

Contact Information

1100 NASA PKWY
HOUSTON, TX
ZIP 77058
Phone: (832) 602-6065

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

About BARBARA HOLGUIN

This page provides the complete NPI Profile along with additional information for Barbara Holguin, a provider established in Houston, Texas with a medical specialization in Counselor, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1588537450 assigned on September 2025. The practitioner's primary taxonomy code is 101YA0400X with license number 16705 (TX). The provider is registered as an individual and her NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1588537450
Provider Name
BARBARA HOLGUIN
Gender
Female
Entity Type
Individual
Location Address
1100 NASA PKWY HOUSTON, TX 77058
Location Phone
(832) 602-6065
Mailing Address
1100 NASA PKWY HOUSTON, TX 77058
Mailing Phone
(832) 602-6065
Is Sole Proprietor?
Yes
Enumeration Date
09-26-2025
Last Update Date
09-26-2025
Code Navigator

A Substance Abuse or Addiction Counselor like Barbara Holguin 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

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.
16705
License State
TX

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1588537450, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
5
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
0
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 8 → 16 → 7 5 → 10 → 1 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 6 + 8 + 1 + 0 + 3 + 1 + 4 + 4 + 1 + 0 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1588537450.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Counselor (Professional)
1100 NASA PKWY, SUITE 308
HOUSTON, TX 77058
Counselor
1100 NASA PKWY, SUITE 502
HOUSTON, TX 77058
Counselor (Mental Health)
1100 NASA PKWY, SUITE 110
HOUSTON, TX 77058
Marriage & Family Therapist
1100 NASA PKWY, SUITE 110
HOUSTON, TX 77058
Counselor (Professional)
1100 NASA PKWY
HOUSTON, TX 77058
Community/Behavioral Health
1100 NASA PKWY, SUITE 110
HOUSTON, TX 77058
Counselor (Professional)
1100 NASA PKWY, SUITE 110
HOUSTON, TX 77058
Home Health
1100 NASA PKWY, SUITE 100
HOUSTON, TX 77058
Massage Therapist
1100 NASA PKWY, SUITE 206
HOUSTON, TX 77058
Durable Medical Equipment & Medical Supplies
1100 NASA PKWY, #420C
HOUSTON, TX 77058
Community/Behavioral Health
1100 NASA PKWY, SUITE 110
HOUSTON, TX 77058

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1588537450, enumerated as an "individual" on September 26, 2025.

The provider is located at 1100 NASA PKWY HOUSTON, TX 77058 and the phone number is (832) 602-6065.

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