MARCELLINUS OSUJI
NPI 1083301071
Non-emergency Medical Transport (VAN) in Rancho Cucamonga, CA

NPI Status: Active since April 19, 2023

Contact Information

10134 6TH ST STE E
RANCHO CUCAMONGA, CA
ZIP 91730
Phone: (909) 371-1120

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  • Individual
  • Male
  • Non-emergency Medical Transport (VAN)

About MARCELLINUS OSUJI

This page provides the complete NPI Profile along with additional information for Marcellinus Osuji, a provider established in Rancho Cucamonga, California with a medical specialization in Non-emergency Medical Transport (van). The healthcare provider is registered in the NPI registry with number 1083301071 assigned on April 2023. The practitioner's primary taxonomy code is 343900000X with license number C5496060 (CA). The provider is registered as an individual and his NPI record was last updated December 2025.

NPI
1083301071
Provider Name
MARCELLINUS OSUJI
Gender
Male
Entity Type
Individual
Location Address
10134 6TH ST STE E RANCHO CUCAMONGA, CA 91730
Location Phone
(909) 371-1120
Mailing Address
10134 6TH ST STE D RANCHO CUCAMONGA, CA 91730
Mailing Phone
(909) 371-1120
Is Sole Proprietor?
No
Enumeration Date
04-19-2023
Last Update Date
12-19-2025
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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

Non-emergency Medical Transport (VAN)

Taxonomy Code
343900000X
Type
Transportation Services
License No.
C5496060
License State
CA
Taxonomy Description
A land vehicle with a capacity to meet special height, clearance, access, and seating, for the conveyance of persons in non-emergency situations. The vehicle may or may not be required to meet local county or state regulations.

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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 1083301071, we treat the final digit (1) 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 1).

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
0
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 8 → 16 → 7 3 → 6 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 6 + 3 + 6 + 0 + 2 + 0 + 1 + 4 + 24 = 49

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

The next multiple of ten after 49 is 50. The difference is the calculated check digit.

50 - 49 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1083301071.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1083301071, enumerated as an "individual" on April 19, 2023.

The provider is located at 10134 6TH ST STE E RANCHO CUCAMONGA, CA 91730 and the phone number is (909) 371-1120.

Non-emergency Medical Transport (VAN) with taxonomy code 343900000X.