DR. GREGORY PAUL KING JR. MD
NPI 1245421106
Radiology - Diagnostic Radiology in Dallas, TX
NPI Status: Active since August 06, 2007
Contact Information
5353 HARRY HINES BLVD
DALLAS, TX
ZIP 75390
Phone: (416) 705-8921
NPPES record last updated: June 13, 2013. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Individual
- Male
- Radiology
- Diagnostic Radiology
About GREGORY KING
This page provides the complete NPI Profile along with additional information for Gregory King, a provider established in Dallas, Texas with a medical specialization in Radiology, focusing in diagnostic radiology . The healthcare provider is registered in the NPI registry with number 1245421106 assigned on August 2007. The practitioner's primary taxonomy code is 2085R0202X with license number N9462 (TX). The provider is registered as an individual and his NPI record was last updated 13 years ago.
- NPI
- 1245421106
- Provider Name
- DR. GREGORY PAUL KING JR. MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 5353 HARRY HINES BLVD DALLAS, TX 75390
- Location Phone
- (416) 705-8921
- Mailing Address
- PO BOX 845347 DALLAS, TX 75284
- Mailing Phone
- (416) 705-8921
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-06-2007
- Last Update Date
- 06-13-2013
- Code Navigator
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
Radiology Diagnostic Radiology
- Taxonomy Code
- 2085R0202X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- N9462
- License State
- TX
- Taxonomy Description
- A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 390200000X | Student, Health Care | Student in an Organized Health Care Education/Training Program |
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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 1245421106, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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 54 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 5 providers are registered at the same or a nearby location.
DALLAS, TX 75390
DALLAS, TX 75390
DALLAS, TX 75390
DALLAS, TX 75390
DALLAS, TX 75390
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1245421106, enumerated as an "individual" on August 06, 2007.
The provider is located at 5353 HARRY HINES BLVD DALLAS, TX 75390 and the phone number is (416) 705-8921.
Radiology with taxonomy code 2085R0202X and a focus in Diagnostic Radiology.
