DR. LOUIS PATRICK BELCASTRO D.P.M.
NPI 1619964509
Podiatrist - Foot Surgery in Lloyd Harbor, NY
NPI Status: Active since October 05, 2005
Contact Information
3 QUAIL HILL RD
LLOYD HARBOR, NY
ZIP 11743
Phone: (917) 972-4802
- Individual
- Male
- Podiatrist
- Foot Surgery
About LOUIS BELCASTRO
This page provides the complete NPI Profile along with additional information for Louis Belcastro, a provider established in Lloyd Harbor, New York with a medical specialization in Podiatrist, focusing in foot surgery . The healthcare provider is registered in the NPI registry with number 1619964509 assigned on October 2005. The practitioner's primary taxonomy code is 213ES0131X with license number 006073 (NY). The provider is registered as an individual and his NPI record was last updated January 2026.
- NPI
- 1619964509
- Provider Name
- DR. LOUIS PATRICK BELCASTRO D.P.M.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3 QUAIL HILL RD LLOYD HARBOR, NY 11743
- Location Phone
- (917) 972-4802
- Mailing Address
- 3 QUAIL HILL RD LLOYD HARBOR, NY 11743
- Mailing Phone
- (917) 972-4802
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-05-2005
- Last Update Date
- 01-06-2026
- 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
Podiatrist Foot Surgery
- Taxonomy Code
- 213ES0131X
- Type
- Podiatric Medicine & Surgery Service Providers
- License No.
- 006073
- License State
- NY
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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 1619964509, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).
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 71 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619964509, enumerated as an "individual" on October 05, 2005.
The provider is located at 3 QUAIL HILL RD LLOYD HARBOR, NY 11743 and the phone number is (917) 972-4802.
Podiatrist with taxonomy code 213ES0131X and a focus in Foot Surgery.
