TSA-DRK LLC
NPI 1922936905
Specialist/Technologist, Other - Surgical Assistant in Houston, TX

NPI Status: Active since May 11, 2026

Contact Information

11325 FALLBROOK DR STE B
HOUSTON, TX
ZIP 77065
Phone: (832) 856-6720
Fax: (281) 895-2575

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  • Organization
  • Specialist/Technologist, Other
  • Surgical Assistant

About TSA-DRK LLC

This page provides the complete NPI Profile along with additional information for Tsa-drk Llc, a provider established in Houston, Texas operating as a Specialist/technologist, Other, focusing in surgical assistant . The healthcare provider is registered in the NPI registry with number 1922936905 assigned on May 2026. The practitioner's primary taxonomy code is 246ZC0007X. The provider is registered as an organization and their NPI record was last updated May 2026. Tsa-drk Llc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Shareef Defrawi (Partner)

NPI
1922936905
Provider Name
TSA-DRK LLC
Entity Type
Organization
Location Address
11325 FALLBROOK DR STE B HOUSTON, TX 77065
Location Phone
(832) 856-6720
Location Fax
(281) 895-2575
Mailing Address
7941 KATY FWY STE 146 HOUSTON, TX 77024
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-11-2026
Last Update Date
05-11-2026
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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

Specialist/Technologist, Other Surgical Assistant

Taxonomy Code
246ZC0007X
Type
Technologists, Technicians & Other Technical Service Providers
Taxonomy Description
A surgical assistant is a skilled practitioner who has undergone formalized education and training as a surgical assistant. The surgical assistant performs surgical functions that include, but are not limited to: retracting, manipulating, suturing, clamping, cauterizing, litigating, and tying tissue; suctioning, irrigating and sponging; positioning the patient; closure of body planes and skin; and participating in hemostasis and volume replacement. Surgical assistants are certified and registered or licensed by the state, or, in states without licensure, certified as surgical assistants by completing appropriate education and training.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

SHAREEF DEFRAWI

Authorized Official Title
PARTNER
Authorized Official Phone
(832) 856-6720

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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 1922936905, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
9
Unchanged
Pos 3
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
0
Doubled → 0
Check
5
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 2 → 4 9 → 18 → 9 6 → 12 → 3 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 1 + 8 + 3 + 1 + 2 + 9 + 0 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1922936905.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Specialist/Technologist, Other (Surgical Assistant)
11325 FALLBROOK DR STE B
HOUSTON, TX 77065
Specialist/Technologist, Other (Surgical Assistant)
11325 FALLBROOK DR STE B
HOUSTON, TX 77065
Specialist/Technologist, Other (Surgical Assistant)
11325 FALLBROOK DR STE B
HOUSTON, TX 77065

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922936905, enumerated as an "organization" on May 11, 2026.

The provider is located at 11325 FALLBROOK DR STE B HOUSTON, TX 77065 and the phone number is (832) 856-6720.

Specialist/Technologist, Other with taxonomy code 246ZC0007X and a focus in Surgical Assistant.