GLAUCOMA CONSULTANTS OF WASHINGTON, INC.
NPI 1962671818
Ophthalmology in Herndon, VA

NPI Status: Active since February 25, 2008

Contact Information

171 ELDEN ST
SUITE 100
HERNDON, VA
ZIP 20170
Phone: (703) 689-2020
Fax: (703) 485-1153

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  • Organization
  • Ophthalmology

About GLAUCOMA CONSULTANTS OF WASHINGTON, INC.

This page provides the complete NPI Profile along with additional information for Glaucoma Consultants Of Washington, Inc., a provider established in Herndon, Virginia operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1962671818 assigned on February 2008. The practitioner's primary taxonomy code is 207W00000X with license number D53502 (MD). The provider is registered as an organization and their NPI record was last updated 13 years ago. Glaucoma Consultants Of Washington, Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Sameer Imtiaz Ahmad M.d. (Director)

NPI
1962671818
Provider Name
GLAUCOMA CONSULTANTS OF WASHINGTON, INC.
Entity Type
Organization
Location Address
171 ELDEN ST SUITE 100 HERNDON, VA 20170
Location Phone
(703) 689-2020
Location Fax
(703) 485-1153
Mailing Address
PO BOX 651091 STERLING, VA 20165
Mailing Phone
(703) 689-2020
Mailing Fax
(703) 485-1153
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-25-2008
Last Update Date
07-03-2013
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Ophthalmologists like Glaucoma Consultants Of Washington, Inc. specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
D53502
License State
MD
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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. SAMEER IMTIAZ AHMAD M.D.

Authorized Official Title
DIRECTOR
Authorized Official Phone
(703) 689-2020

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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 1962671818, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 2 + 2 + 1 + 2 + 7 + 2 + 8 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1962671818.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Dentist
171 ELDEN ST, SUITE 2C3
HERNDON, VA 20170
Dentist
171 ELDEN ST, SUITE 2C3
HERNDON, VA 20170
Ophthalmology
171 ELDEN ST, SUITE 100
HERNDON, VA 20170
Ophthalmology
171 ELDEN ST, SUITE 100
HERNDON, VA 20170
Dentist
171 ELDEN ST, 2C3
HERNDON, VA 20170
Ophthalmology
171 ELDEN ST, STE 100
HERNDON, VA 20170

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1962671818, enumerated as an "organization" on February 25, 2008.

The provider is located at 171 ELDEN ST SUITE 100 HERNDON, VA 20170 and the phone number is (703) 689-2020.

Ophthalmology with taxonomy code 207W00000X.