MRS. LYDIA P RICHARDSON MS, CCC-SLP
NPI 1659589919
Speech-Language Pathologist in Nacogdoches, TX

NPI Status: Active since May 19, 2007

Contact Information

404 COUNTY ROAD 769
NACOGDOCHES, TX
ZIP 75964
Phone: (936) 552-4500

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  • Individual
  • Female
  • Speech-Language Pathologist

About LYDIA RICHARDSON

This page provides the complete NPI Profile along with additional information for Lydia Richardson, a provider established in Nacogdoches, Texas with a medical specialization in Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1659589919 assigned on May 2007. The practitioner's primary taxonomy code is 235Z00000X with license number 102053 (TX). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1659589919
Provider Name
MRS. LYDIA P RICHARDSON MS, CCC-SLP
Gender
Female
Entity Type
Individual
Location Address
404 COUNTY ROAD 769 NACOGDOCHES, TX 75964
Location Phone
(936) 552-4500
Mailing Address
404 COUNTY ROAD 769 NACOGDOCHES, TX 75964
Mailing Phone
(936) 552-4500
Is Sole Proprietor?
Yes
Enumeration Date
05-19-2007
Last Update Date
07-08-2007
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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.
102053
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 1659589919, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
Check
9
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 5 → 10 → 1 5 → 10 → 1 9 → 18 → 9 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 1 + 0 + 8 + 1 + 8 + 9 + 2 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1659589919.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659589919, enumerated as an "individual" on May 19, 2007.

The provider is located at 404 COUNTY ROAD 769 NACOGDOCHES, TX 75964 and the phone number is (936) 552-4500.

Speech-Language Pathologist with taxonomy code 235Z00000X.