GREAT LAKES RETINA, PLLC
NPI 1629878079
Ophthalmology in Arlington Heights, IL
NPI Status: Active since March 15, 2025
Contact Information
3438 N OLD ARLINGTON HEIGHTS RD
ARLINGTON HEIGHTS, IL
ZIP 60004
Phone: (847) 551-0049
Fax: (847) 787-1657
- Organization
- Ophthalmology
- CLIA Number: 14D2117223
- CLIA Cert. Type: Other - RESEARCH CLINIC
- CLIA Exp. Date: 08-10-2026
About GREAT LAKES RETINA, PLLC
This page provides the complete NPI Profile along with additional information for Great Lakes Retina, Pllc, a provider established in Arlington Heights, Illinois operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1629878079 assigned on March 2025. The practitioner's primary taxonomy code is 207W00000X. The provider is registered as an organization and their NPI record was last updated one year ago. Great Lakes Retina, Pllc 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. Omar Mohamed Hassan Md (Physician)
- NPI
- 1629878079
- Provider Name
- GREAT LAKES RETINA, PLLC
- Entity Type
- Organization
- Location Address
- 3438 N OLD ARLINGTON HEIGHTS RD ARLINGTON HEIGHTS, IL 60004
- Location Phone
- (847) 551-0049
- Location Fax
- (847) 787-1657
- Mailing Address
- 3438 N OLD ARLINGTON HEIGHTS RD ARLINGTON HEIGHTS, IL 60004
- Mailing Phone
- (847) 551-0049
- Mailing Fax
- (847) 787-1657
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-15-2025
- Last Update Date
- 03-15-2025
- Code Navigator
Ophthalmologists like Great Lakes Retina, Pllc 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.
Location Map
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
- 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.
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) |
|---|---|---|---|---|
| 1 | 207WX0107X | Allopathic & Osteopathic Physicians | Ophthalmology |
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.
CLIA Information
The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:
- CLIA Number
- 14D2117223
- Facility Type
- Other - RESEARCH CLINIC
- Certificate Effective Date
- August 11, 2024
- Certificate Expiration Date
- August 10, 2026
- Laboratory Director
- STEVEN T. SATEK
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Great Lakes Retina, Pllc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.
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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 1629878079, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 71 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
ARLINGTON HEIGHTS, IL 60004
ARLINGTON HEIGHTS, IL 60004
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1629878079, enumerated as an "organization" on March 15, 2025.
The provider is located at 3438 N OLD ARLINGTON HEIGHTS RD ARLINGTON HEIGHTS, IL 60004 and the phone number is (847) 551-0049.
Ophthalmology with taxonomy code 207W00000X.
