DR. JOHN R NELSON VMD
NPI 1649444647
Veterinarian in Morristown, NJ

NPI Status: Active since April 22, 2008

Contact Information

467 SOUTH ST
MORRISTOWN, NJ
ZIP 07960
Phone: (973) 538-5414
Fax: (973) 538-0003

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  • Individual
  • Male
  • Veterinarian

About JOHN NELSON

This page provides the complete NPI Profile along with additional information for John Nelson, a provider established in Morristown, New Jersey with a medical specialization in Veterinarian. The healthcare provider is registered in the NPI registry with number 1649444647 assigned on April 2008. The practitioner's primary taxonomy code is 174M00000X with license number 29VI00164900 (NJ). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1649444647
Provider Name
DR. JOHN R NELSON VMD
Gender
Male
Entity Type
Individual
Location Address
467 SOUTH ST MORRISTOWN, NJ 07960
Location Phone
(973) 538-5414
Location Fax
(973) 538-0003
Mailing Address
467 SOUTH ST MORRISTOWN, NJ 07960
Mailing Phone
(973) 538-5414
Mailing Fax
(973) 538-0003
Is Sole Proprietor?
No
Enumeration Date
04-22-2008
Last Update Date
04-22-2008
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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

Veterinarian

Taxonomy Code
174M00000X
Type
Other Service Providers
License No.
29VI00164900
License State
NJ
Taxonomy Description
A doctor of veterinary medicine, trained and authorized to practice veterinarian medicine and surgery.

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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 1649444647, we treat the final digit (7) 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 83. The final step is to find the difference between that total and the next multiple of ten (90 - 83 = 7).

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
6
Unchanged
Pos 3
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
Check
7
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 4 → 8 4 → 8 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 8 + 4 + 8 + 6 + 8 + 24 = 83

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

The next multiple of ten after 83 is 90. The difference is the calculated check digit.

90 - 83 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1649444647.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649444647, enumerated as an "individual" on April 22, 2008.

The provider is located at 467 SOUTH ST MORRISTOWN, NJ 07960 and the phone number is (973) 538-5414.

Veterinarian with taxonomy code 174M00000X.