LIBERTY LASER EYE CENTER
NPI 1194986182
Clinic/Center - Ophthalmologic Surgery in Vienna, VA

NPI Status: Active since June 23, 2008

Contact Information

8321 OLD COURTHOUSE RD
VIENNA, VA
ZIP 22182
Phone: (571) 234-5678

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  • Organization
  • Clinic/Center
  • Ophthalmologic Surgery

About LIBERTY LASER EYE CENTER

This page provides the complete NPI Profile along with additional information for Liberty Laser Eye Center, a provider established in Vienna, Virginia operating as a Clinic/center, focusing in ophthalmologic surgery . The healthcare provider is registered in the NPI registry with number 1194986182 assigned on June 2008. The practitioner's primary taxonomy code is 261QS0132X. The provider is registered as an organization and their NPI record was last updated 3 years ago. The provider's is doing business as Liberty Laser Eye Center. The authorized official of this NPI record is Dr. Nancy A Tanchel Md (President, Medical Director)

NPI
1194986182
Provider Legal Name
THE EYE INSTITUTE INC
Other Organization Name
LIBERTY LASER EYE CENTER
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
8321 OLD COURTHOUSE RD VIENNA, VA 22182
Location Phone
(571) 234-5678
Mailing Address
8321 OLD COURTHOUSE ROAD VIENNA, VA 22182
Mailing Phone
(571) 234-5678
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-23-2008
Last Update Date
09-18-2023
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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

Clinic/Center Ophthalmologic Surgery

Taxonomy Code
261QS0132X
Type
Ambulatory Health Care Facilities

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. NANCY A TANCHEL MD

Authorized Official Title
PRESIDENT, MEDICAL DIRECTOR
Authorized Official Phone
(571) 234-5678

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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 1194986182, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
1
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 8 + 4 + 1 + 8 + 8 + 1 + 2 + 1 + 1 + 6 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1194986182.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Dentist (Prosthodontics)
8321 OLD COURTHOUSE RD, SUITE 120
VIENNA, VA 22182
Dentist (Prosthodontics)
8321 OLD COURTHOUSE RD, SUITE 120
VIENNA, VA 22182
Internal Medicine
8321 OLD COURTHOUSE RD, STE 202
VIENNA, VA 22182
Chiropractor
8321 OLD COURTHOUSE RD
VIENNA, VA 22182
Ophthalmology
8321 OLD COURTHOUSE RD, LIBERTY LASER EYE CENTER
VIENNA, VA 22182
Clinic/Center
8321 OLD COURTHOUSE RD, STE 202
VIENNA, VA 22182
Rehabilitation Practitioner
8321 OLD COURTHOUSE RD, SUITE 130
VIENNA, VA 22182

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1194986182, enumerated as an "organization" on June 23, 2008.

The provider is located at 8321 OLD COURTHOUSE RD VIENNA, VA 22182 and the phone number is (571) 234-5678.

Clinic/Center with taxonomy code 261QS0132X and a focus in Ophthalmologic Surgery.