DR. ROBERT SHILLMAN PH.D.
NPI 1750237285
Driver in Rancho Santa Fe, CA
NPI Status: Active since March 06, 2026
Contact Information
PO BOX 676267
RANCHO SANTA FE, CA
ZIP 92067
Phone: (760) 994-3048
- Individual
- Male
- Driver
About ROBERT SHILLMAN
This page provides the complete NPI Profile along with additional information for Robert Shillman, a provider established in Rancho Santa Fe, California with a medical specialization in Driver. The healthcare provider is registered in the NPI registry with number 1750237285 assigned on March 2026. The practitioner's primary taxonomy code is 172A00000X with license number D9390351 (CA). The provider is registered as an individual and his NPI record was last updated March 2026.
- NPI
- 1750237285
- Provider Name
- DR. ROBERT SHILLMAN PH.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- PO BOX 676267 RANCHO SANTA FE, CA 92067
- Location Phone
- (760) 994-3048
- Mailing Address
- PO BOX 676267 RANCHO SANTA FE, CA 92067
- Mailing Phone
- (760) 994-3048
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-06-2026
- Last Update Date
- 03-06-2026
- 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
Driver
- Taxonomy Code
- 172A00000X
- Type
- Other Service Providers
- License No.
- D9390351
- License State
- CA
- Taxonomy Description
- A person employed to operate a motor vehicle as a carrier of persons or property.
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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 1750237285, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).
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 55 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1750237285, enumerated as an "individual" on March 06, 2026.
The provider is located at PO BOX 676267 RANCHO SANTA FE, CA 92067 and the phone number is (760) 994-3048.
Driver with taxonomy code 172A00000X.
