Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

LARRY LOREN JAMES M.D.
NPI 1154395366
Pediatrics in Gilbert, AZ

Active since February 14, 2006
120 S VAL VISTA DR, GILBERT, AZ 85296(480) 733-6500(480) 633-3794 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Pediatrics

About LARRY JAMES

This page provides the complete NPI Profile along with additional information for Larry James, a pediatrician established in Gilbert, Arizona with a medical specialization in Pediatrics. The healthcare provider is registered in the NPI registry with number 1154395366 assigned on February 2006. The practitioner's primary taxonomy code is 208000000X with license number 8471 (AZ). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1154395366
Provider Name
LARRY LOREN JAMES M.D.
Gender
Male
Entity Type
Individual
Location Address
120 S VAL VISTA DR GILBERT, AZ 85296
Location Phone
(480) 733-6500
Location Fax
(480) 633-3794
Mailing Address
120 S VAL VISTA DR GILBERT, AZ 85296
Mailing Phone
(480) 733-6500
Mailing Fax
(480) 633-3794
Is Sole Proprietor?
No
Enumeration Date
02-14-2006
Last Update Date
07-13-2026
Code Navigator

A pediatrician like Larry James 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.
8471
License State
AZ
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 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 1154395366, 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.

Pos 1
1
Doubled → 2
Pos 2
1
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
4
Unchanged
Pos 5
3
Doubled → 6
Pos 6
9
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
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 5 → 10 → 1 3 → 6 5 → 10 → 1 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 0 + 4 + 6 + 9 + 1 + 0 + 3 + 1 + 2 + 24 = 54

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.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1154395366.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296
Pediatrics
120 S VAL VISTA DR
GILBERT, AZ 85296

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1154395366, enumerated as an "individual" on February 14, 2006.

The provider is located at 120 S VAL VISTA DR GILBERT, AZ 85296 and the phone number is (480) 733-6500.

Pediatrics with taxonomy code 208000000X.