GERALD CHARLES BERKMAN MD
NPI 1225009822
Pediatrics - Pediatric Nephrology in Westlake Village, CA
NPI Status: Active since January 31, 2006
Contact Information
32144 AGOURA RD
SUITE 211
WESTLAKE VILLAGE, CA
ZIP 91361
Phone: (818) 889-8387
Fax: (818) 889-0272
- Individual
- Male
- Pediatrics
- Pediatric Nephrology
About GERALD BERKMAN
This page provides the complete NPI Profile along with additional information for Gerald Berkman, a pediatrician established in Westlake Village, California with a medical specialization in Pediatrics, focusing in pediatric nephrology . The healthcare provider is registered in the NPI registry with number 1225009822 assigned on January 2006. The practitioner's primary taxonomy code is 2080P0210X with license number G21015 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1225009822
- Provider Name
- GERALD CHARLES BERKMAN MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 32144 AGOURA RD SUITE 211 WESTLAKE VILLAGE, CA 91361
- Location Phone
- (818) 889-8387
- Location Fax
- (818) 889-0272
- Mailing Address
- 32144 AGOURA RD SUITE 211 WESTLAKE VILLAGE, CA 91361
- Mailing Phone
- (818) 889-8387
- Mailing Fax
- (818) 889-0272
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-31-2006
- Last Update Date
- 09-11-2025
- Code Navigator
A pediatrician like Gerald Berkman 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 Pediatric Nephrology
- Taxonomy Code
- 2080P0210X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- G21015
- License State
- CA
- Taxonomy Description
- A pediatrician who deals with the normal and abnormal development and maturation of the kidney and urinary tract, the mechanisms by which the kidney can be damaged, the evaluation and treatment of renal diseases, fluid and electrolyte abnormalities, hypertension and renal replacement therapy.
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 | 2080A0000X | Allopathic & Osteopathic Physicians | Pediatrics | G21015 (CA) |
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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 1225009822, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).
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 58 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
WESTLAKE VILLAGE, CA 91361
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225009822, enumerated as an "individual" on January 31, 2006.
The provider is located at 32144 AGOURA RD SUITE 211 WESTLAKE VILLAGE, CA 91361 and the phone number is (818) 889-8387.
Pediatrics with taxonomy code 2080P0210X and a focus in Pediatric Nephrology.
