DR. RONALD ODELL HADDEN M. D.
NPI 1194798868
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in Gilbert, AZ
NPI Status: Active since February 10, 2006
Contact Information
726 N GREENFIELD RD
#110
GILBERT, AZ
ZIP 85234
Phone: (480) 733-4118
Fax: (480) 744-7122
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Male
- Psychiatry & Neurology
- Neurology with Special Qualifications in...
About RONALD HADDEN
This page provides the complete NPI Profile along with additional information for Ronald Hadden, a provider established in Gilbert, Arizona with a medical specialization in Psychiatry & Neurology, focusing in neurology with special qualifications in child neurology . The healthcare provider is registered in the NPI registry with number 1194798868 assigned on February 2006. The practitioner's primary taxonomy code is 2084N0402X with license number 13162 (AZ). The provider is registered as an individual and his NPI record was last updated June 2026.
- NPI
- 1194798868
- Provider Name
- DR. RONALD ODELL HADDEN M. D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 726 N GREENFIELD RD #110 GILBERT, AZ 85234
- Location Phone
- (480) 733-4118
- Location Fax
- (480) 744-7122
- Mailing Address
- 726 N GREENFIELD RD #110 GILBERT, AZ 85234
- Mailing Phone
- (480) 733-4118
- Mailing Fax
- (480) 744-7122
- Is Sole Proprietor?
- No
- Enumeration Date
- 02-10-2006
- Last Update Date
- 06-28-2026
- 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
Psychiatry & Neurology Neurology with Special Qualifications in Child Neurology
- Taxonomy Code
- 2084N0402X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 13162
- License State
- AZ
- Taxonomy Description
- A Child Neurologist specializes in neurology with special skills in diagnosis and treatment of neurologic disorders of the neonatal period, infancy, early childhood, and adolescence.
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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 1194798868, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).
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 72 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 19 providers are registered at the same or a nearby location.
GILBERT, AZ 85234
GILBERT, AZ 85234
GILBERT, AZ 85234
GILBERT, AZ 85234
GILBERT, AZ 85234
GILBERT, AZ 85234
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1194798868, enumerated as an "individual" on February 10, 2006.
The provider is located at 726 N GREENFIELD RD #110 GILBERT, AZ 85234 and the phone number is (480) 733-4118.
Psychiatry & Neurology with taxonomy code 2084N0402X and a focus in Neurology with Special Qualifications in Child Neurology.
