DR. WILLIAM FLOYD JR. M.D.
NPI 1013964329
Radiology - Diagnostic Radiology in Houston, TX

NPI Status: Active since May 30, 2006

Contact Information

7505 MEMORIAL WOODS DR
SUITE ONE
HOUSTON, TX
ZIP 77024
Phone: (713) 680-1253

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  • Individual
  • Male
  • Radiology
  • Diagnostic Radiology

About WILLIAM FLOYD

This page provides the complete NPI Profile along with additional information for William Floyd, a provider established in Houston, Texas with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1013964329 assigned on May 2006. The practitioner's primary taxonomy code is 2085R0202X with license number D4117 (TX). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1013964329
Provider Name
DR. WILLIAM FLOYD JR. M.D.
Gender
Male
Entity Type
Individual
Location Address
7505 MEMORIAL WOODS DR SUITE ONE HOUSTON, TX 77024
Location Phone
(713) 680-1253
Mailing Address
7505 MEMORIAL WOODS DR SUITE ONE HOUSTON, TX 77024
Is Sole Proprietor?
Yes
Enumeration Date
05-30-2006
Last Update Date
07-16-2007
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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

Radiology Diagnostic Radiology

Taxonomy Code
2085R0202X
Type
Allopathic & Osteopathic Physicians
License No.
D4117
License State
TX
Taxonomy Description
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

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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 1013964329, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
0
Unchanged
Pos 3
1
Doubled → 2
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
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 1 → 2 9 → 18 → 9 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 2 + 3 + 1 + 8 + 6 + 8 + 3 + 4 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1013964329.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1013964329, enumerated as an "individual" on May 30, 2006.

The provider is located at 7505 MEMORIAL WOODS DR SUITE ONE HOUSTON, TX 77024 and the phone number is (713) 680-1253.

Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.