DR. KEVIN CHAN O.D.
NPI 1225461981
Optometrist - Pediatrics in Tysons Corner, VA

NPI Status: Active since August 16, 2013

Contact Information

8100 BOONE BLVD STE 150
TYSONS CORNER, VA
ZIP 22182
Phone: (703) 991-2766

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  • Individual
  • Male
  • Optometrist
  • Pediatrics

About KEVIN CHAN

This page provides the complete NPI Profile along with additional information for Kevin Chan, a provider established in Tysons Corner, Virginia with a medical specialization in Optometrist, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1225461981 assigned on August 2013. The practitioner's primary taxonomy code is 152WP0200X with license number 0618002281 (VA). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1225461981
Provider Name
DR. KEVIN CHAN O.D.
Gender
Male
Entity Type
Individual
Location Address
8100 BOONE BLVD STE 150 TYSONS CORNER, VA 22182
Location Phone
(703) 991-2766
Mailing Address
8100 BOONE BLVD STE 150 TYSONS CORNER, VA 22182
Mailing Phone
(703) 991-2766
Is Sole Proprietor?
No
Enumeration Date
08-16-2013
Last Update Date
02-14-2019
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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

Optometrist Pediatrics

Taxonomy Code
152WP0200X
Type
Eye and Vision Services Providers
License No.
0618002281
License State
VA
Taxonomy Description
Optometrists who work in Pediatrics are concerned with the prevention, development, diagnosis, and treatment of visual problems in children.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1152W00000XEye and Vision Services Providers

Optometrist

TA2733 (MD)

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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 1225461981, 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
2
Unchanged
Pos 3
2
Doubled → 4
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
6
Unchanged
Pos 7
1
Doubled → 2
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 4 → 8 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 4 + 5 + 8 + 6 + 2 + 9 + 1 + 6 + 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 1225461981.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Optometrist
8100 BOONE BLVD STE 150
TYSONS CORNER, VA 22182

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225461981, enumerated as an "individual" on August 16, 2013.

The provider is located at 8100 BOONE BLVD STE 150 TYSONS CORNER, VA 22182 and the phone number is (703) 991-2766.

Optometrist with taxonomy code 152WP0200X and a focus in Pediatrics.