RACHEL FULLER ST. PIERRE
NPI 1336010958
Speech-Language Pathologist in Flower Mound, TX

NPI Status: Active since September 16, 2025

Contact Information

2220 TIMBERGLEN DR
FLOWER MOUND, TX
ZIP 75028
Phone: (972) 800-7822

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  • Individual
  • Female
  • Speech-Language Pathologist

About RACHEL ST. PIERRE

This page provides the complete NPI Profile along with additional information for Rachel St. Pierre, a provider established in Flower Mound, Texas with a medical specialization in Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1336010958 assigned on September 2025. The practitioner's primary taxonomy code is 235Z00000X with license number 120436 (TX). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1336010958
Provider Name
RACHEL FULLER ST. PIERRE
Gender
Female
Entity Type
Individual
Location Address
2220 TIMBERGLEN DR FLOWER MOUND, TX 75028
Location Phone
(972) 800-7822
Mailing Address
2220 TIMBERGLEN DR FLOWER MOUND, TX 75028
Is Sole Proprietor?
Yes
Enumeration Date
09-16-2025
Last Update Date
09-16-2025
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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

Speech-Language Pathologist

Taxonomy Code
235Z00000X
Type
Speech, Language and Hearing Service Providers
License No.
120436
License State
TX
Taxonomy Description
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.

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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 1336010958, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 0 + 1 + 0 + 9 + 1 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1336010958.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336010958, enumerated as an "individual" on September 16, 2025.

The provider is located at 2220 TIMBERGLEN DR FLOWER MOUND, TX 75028 and the phone number is (972) 800-7822.

Speech-Language Pathologist with taxonomy code 235Z00000X.