MR. MICHAEL WALKER
NPI 1366588386
Technician/Technologist - Optician in Elk City, OK

NPI Status: Active since January 29, 2007

Contact Information

1619 W 3RD ST
ELK CITY, OK
ZIP 73644
Phone: (580) 225-5600
Fax: (580) 225-5610

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  • Individual
  • Male
  • Technician/Technologist
  • Optician

About MICHAEL WALKER

This page provides the complete NPI Profile along with additional information for Michael Walker, a provider established in Elk City, Oklahoma with a medical specialization in Technician/technologist, focusing in optician . The healthcare provider is registered in the NPI registry with number 1366588386 assigned on January 2007. The practitioner's primary taxonomy code is 156FX1800X. The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1366588386
Provider Name
MR. MICHAEL WALKER
Gender
Male
Entity Type
Individual
Location Address
1619 W 3RD ST ELK CITY, OK 73644
Location Phone
(580) 225-5600
Location Fax
(580) 225-5610
Mailing Address
1619 W 3RD ST ELK CITY, OK 73644
Mailing Phone
(580) 225-5600
Mailing Fax
(580) 225-5610
Is Sole Proprietor?
Yes
Enumeration Date
01-29-2007
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

Technician/Technologist Optician

Taxonomy Code
156FX1800X
Type
Eye and Vision Services Providers
Taxonomy Description
Opticians help fit eyeglasses and contact lenses, following prescriptions from Ophthalmologists and Optometrists. They also help customers decide which eyeglass frame or contact lenses to buy.

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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 1366588386, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
3
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 6 → 12 → 3 5 → 10 → 1 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 2 + 6 + 1 + 0 + 8 + 1 + 6 + 3 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1366588386.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1366588386, enumerated as an "individual" on January 29, 2007.

The provider is located at 1619 W 3RD ST ELK CITY, OK 73644 and the phone number is (580) 225-5600.

Technician/Technologist with taxonomy code 156FX1800X and a focus in Optician.