GREGORY PRESTON MD
NPI 1548571946
Pediatrics in Fort Worth, TX

NPI Status: Active since June 30, 2010

Contact Information

1729 8TH AVE
FORT WORTH, TX
ZIP 76110
Phone: (682) 885-3301
Fax: (682) 885-3399

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  • Individual
  • Male
  • Pediatrics

About GREGORY PRESTON

This page provides the complete NPI Profile along with additional information for Gregory Preston, a pediatrician established in Fort Worth, Texas with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1548571946 assigned on June 2010. The practitioner's primary taxonomy code is 208000000X with license number L3785 (TX). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1548571946
Provider Name
GREGORY PRESTON MD
Gender
Male
Entity Type
Individual
Location Address
1729 8TH AVE FORT WORTH, TX 76110
Location Phone
(682) 885-3301
Location Fax
(682) 885-3399
Mailing Address
PO BOX 99371 FORT WORTH, TX 76199
Mailing Phone
(682) 885-1855
Mailing Fax
(682) 885-3399
Is Sole Proprietor?
No
Enumeration Date
06-30-2010
Last Update Date
06-30-2010
Code Navigator

A pediatrician like Gregory Preston is a physician who has completed a pediatric residency and is board-certified or board-eligible in a pediatric specialty. Pediatric care providers are trained to care for newborns, infants, children and adolescents. A pediatrician could perform physical exams, manage vaccinations, monitor development milestones, diagnose illnesses, infections, injuries or other health problems, etc.

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

Pediatrics

Taxonomy Code
208000000X
Type
Allopathic & Osteopathic Physicians
License No.
L3785
License State
TX
Taxonomy Description
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

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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 1548571946, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
4
Doubled → 8
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
7
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 4 → 8 5 → 10 → 1 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 1 + 0 + 7 + 2 + 9 + 8 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1548571946.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Nurse Practitioner (Pediatrics)
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Dietitian, Registered (Nutrition, Pediatric)
1729 8TH AVE
FORT WORTH, TX 76110
Dietitian, Registered
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Nurse Practitioner (Family)
1729 8TH AVE
FORT WORTH, TX 76110
Pediatrics
1729 8TH AVE
FORT WORTH, TX 76110
Nurse Practitioner (Family)
1729 8TH AVE
FORT WORTH, TX 76110

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548571946, enumerated as an "individual" on June 30, 2010.

The provider is located at 1729 8TH AVE FORT WORTH, TX 76110 and the phone number is (682) 885-3301.

Pediatrics with taxonomy code 208000000X.