DR. GARY RICHARD KERSTEIN D.O.
NPI 1992903371
Preventive Medicine - Preventive Medicine/Occupational Environmental Medicine in Milford, MI

NPI Status: Active since July 06, 2007

Contact Information

1800 HICKORY VALLEY RD
MILFORD, MI
ZIP 48380
Phone: (248) 685-3095

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  • Individual
  • Male
  • Preventive Medicine
  • Preventive Medicine/Occupational Environ...

About GARY KERSTEIN

This page provides the complete NPI Profile along with additional information for Gary Kerstein, a provider established in Milford, Michigan with a medical specialization in Preventive Medicine, focusing in preventive medicine/occupational environmental medicine . The healthcare provider is registered in the NPI registry with number 1992903371 assigned on July 2007. The practitioner's primary taxonomy code is 2083P0500X with license number 5101010792 (MI). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1992903371
Provider Name
DR. GARY RICHARD KERSTEIN D.O.
Gender
Male
Entity Type
Individual
Location Address
1800 HICKORY VALLEY RD MILFORD, MI 48380
Location Phone
(248) 685-3095
Mailing Address
1800 HICKORY VALLEY RD MILFORD, MI 48380
Mailing Phone
(248) 685-3095
Is Sole Proprietor?
No
Enumeration Date
07-06-2007
Last Update Date
07-08-2007
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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

Preventive Medicine Preventive Medicine/Occupational Environmental Medicine

Taxonomy Code
2083P0500X
Type
Allopathic & Osteopathic Physicians
License No.
5101010792
License State
MI
Taxonomy Description
A preventive medicine physician who specializes in preventive medicine/occupational-environmental medicine, which is focused on protecting the population from occupational and environmental conditions.

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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 1992903371, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
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 9 → 18 → 9 9 → 18 → 9 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 8 + 0 + 6 + 3 + 1 + 4 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1992903371.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992903371, enumerated as an "individual" on July 06, 2007.

The provider is located at 1800 HICKORY VALLEY RD MILFORD, MI 48380 and the phone number is (248) 685-3095.

Preventive Medicine with taxonomy code 2083P0500X and a focus in Preventive Medicine/Occupational Environmental Medicine.