WILLIAMS MEDICAL GROUP PRACTICE, LLC
NPI 1578400446
Clinical Medical Laboratory in Carrollton, TX
NPI Status: Active since April 30, 2026
Contact Information
1600 WALLACE DR
CARROLLTON, TX
ZIP 75006
Phone: (405) 724-0574
Fax: (405) 445-3310
- Organization
- Clinical Medical Laboratory
About WILLIAMS MEDICAL GROUP PRACTICE, LLC
This page provides the complete NPI Profile along with additional information for Williams Medical Group Practice, Llc, a provider established in Carrollton, Texas operating as a Clinical Medical Laboratory. The healthcare provider is registered in the NPI registry with number 1578400446 assigned on April 2026. The practitioner's primary taxonomy code is 291U00000X. The provider is registered as an organization and their NPI record was last updated April 2026. The authorized official of this NPI record is David Wayne Pyle (Chief Executive Officer)
- NPI
- 1578400446
- Provider Name
- WILLIAMS MEDICAL GROUP PRACTICE, LLC
- Entity Type
- Organization
- Location Address
- 1600 WALLACE DR CARROLLTON, TX 75006
- Location Phone
- (405) 724-0574
- Location Fax
- (405) 445-3310
- Mailing Address
- PO BOX 95469 GRAPEVINE, TX 76099
- Mailing Phone
- (405) 724-0574
- Mailing Fax
- (405) 445-3310
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- Yes
- Enumeration Date
- 04-30-2026
- Last Update Date
- 04-30-2026
- Code Navigator
Establishments like Williams Medical Group Practice, Llc are healthcare facilities that may perform a wide range of laboratory procedures, assisted by doctors and medical technologists. Laboratories can be categorized according to their function as common diagnostic labs or specialty labs that conduct specialized or confirmatory tests. Different clinical laboratories could specialize in clinical chemistry, clinical microbiology, hematology, serology, clinical microscopy, cytopathology, molecular biology, or public health. Please inquire directly with this provider to confirm their test menu.
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
Clinical Medical Laboratory
- Taxonomy Code
- 291U00000X
- Type
- Laboratories
- Taxonomy Description
- (1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
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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 1578400446, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 64 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1578400446, enumerated as an "organization" on April 30, 2026.
The provider is located at 1600 WALLACE DR CARROLLTON, TX 75006 and the phone number is (405) 724-0574.
Clinical Medical Laboratory with taxonomy code 291U00000X.
