WILLEM JURGEN BOLLONG ATP
NPI 1902782238
Military Health Care Provider in Nago, OKINAWA

NPI Status: Active since August 13, 2025

Contact Information

PSC 482 UNIFORM BUSINESS OFFICE FPO, AP 96362
NAGO, OKINAWA
ZIP 96362
Phone: (098) 971-7555

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  • Individual
  • Male
  • Military Health Care Provider

About WILLEM BOLLONG

This page provides the complete NPI Profile along with additional information for Willem Bollong, a provider established in Nago, with a medical specialization in Military Health Care Provider. The healthcare provider is registered in the NPI registry with number 1902782238 assigned on August 2025. The practitioner's primary taxonomy code is 171000000X. The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1902782238
Provider Name
WILLEM JURGEN BOLLONG ATP
Gender
Male
Entity Type
Individual
Location Address
PSC 482 UNIFORM BUSINESS OFFICE FPO, AP 96362 NAGO, OKINAWA 96362
Location Phone
(098) 971-7555
Mailing Address
PSC 482 UNIFORM BUSINESS OFFICE FPO, AP 96362 NAGO, OKINAWA 96362
Is Sole Proprietor?
No
Enumeration Date
08-13-2025
Last Update Date
08-13-2025
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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

Military Health Care Provider

Taxonomy Code
171000000X
Type
Other Service Providers
Taxonomy Description
Active duty military health care providers not otherwise classified who need to be separately identified for operational, clinical, or administrative processes.

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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 1902782238, 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 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.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 0 → 0 7 → 14 → 5 2 → 4 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 1 + 4 + 8 + 4 + 2 + 6 + 24 = 62

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1902782238.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902782238, enumerated as an "individual" on August 13, 2025.

The provider is located at PSC 482 UNIFORM BUSINESS OFFICE FPO, AP 96362 NAGO, OKINAWA 96362 and the phone number is (098) 971-7555.

Military Health Care Provider with taxonomy code 171000000X.