MRS. JULIE COLANTONIO LCSW, LCDC
NPI 1215088943
Counselor - Addiction (Substance Use Disorder) in Houston, TX

NPI Status: Active since January 16, 2007

Contact Information

3801 KIRBY DR
SUITE 730
HOUSTON, TX
ZIP 77098
Phone: (713) 533-1560
Fax: (713) 533-1656

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

About JULIE COLANTONIO

This page provides the complete NPI Profile along with additional information for Julie Colantonio, 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 1215088943 assigned on January 2007. The practitioner's primary taxonomy code is 101YA0400X with license number 4470 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1215088943
Provider Name
MRS. JULIE COLANTONIO LCSW, LCDC
Other Name
MRS. JULIE MARRELLI
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
3801 KIRBY DR SUITE 730 HOUSTON, TX 77098
Location Phone
(713) 533-1560
Location Fax
(713) 533-1656
Mailing Address
3801 KIRBY DR SUITE 730 HOUSTON, TX 77098
Mailing Phone
(713) 533-1560
Mailing Fax
(713) 533-1656
Is Sole Proprietor?
Yes
Enumeration Date
01-16-2007
Last Update Date
09-11-2025
Code Navigator

A Substance Abuse or Addiction Counselor like Julie Colantonio 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.
4470
License State
TX

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)
11041C0700XBehavioral Health & Social Service Providers

Social Worker
Clinical

16825 (TX)

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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 1215088943, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 2 + 5 + 0 + 8 + 1 + 6 + 9 + 8 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1215088943.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Dentist (General Practice)
3801 KIRBY DR, SUITE 200
HOUSTON, TX 77098
Dermatology
3801 KIRBY DR, SUITE 300
HOUSTON, TX 77098
Dentist
3801 KIRBY DR, SUITE 200
HOUSTON, TX 77098
Counselor
3801 KIRBY DR
HOUSTON, TX 77098
Psychologist (Clinical)
3801 KIRBY DR, SUITE 246
HOUSTON, TX 77098
Counselor (Mental Health)
3801 KIRBY DR
HOUSTON, TX 77098
Psychologist (Clinical)
3801 KIRBY DR, STE 108
HOUSTON, TX 77098

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215088943, enumerated as an "individual" on January 16, 2007.

The provider is located at 3801 KIRBY DR SUITE 730 HOUSTON, TX 77098 and the phone number is (713) 533-1560.

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