TWENTY TWENTY EYE CARE
NPI 1528242047
Eyewear Supplier in Grenada, MS
NPI Status: Active since December 19, 2007
Contact Information
600 OLD HICKORY RD
GRENADA, MS
ZIP 38901
Phone: (662) 226-7010
Fax: (662) 227-1177
- Organization
- Eyewear Supplier
- CLIA Number: 25D2054053
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 02-12-2027
About TWENTY TWENTY EYE CARE
This page provides the complete NPI Profile along with additional information for Twenty Twenty Eye Care, a provider established in Grenada, Mississippi operating as a Eyewear Supplier. The healthcare provider is registered in the NPI registry with number 1528242047 assigned on December 2007. The practitioner's primary taxonomy code is 332H00000X with license number 504 (MS). The provider is registered as an organization and their NPI record was last updated 18 years ago. The provider's other name is Twenty Twenty Eye Care. The authorized official of this NPI record is Dr. Carl Marascalco Od (Owner)
- NPI
- 1528242047
- Provider Legal Name
- 20 20 EYE CARE INC
- Other Organization Name
- TWENTY TWENTY EYE CARE
- Other Name Type
- Other Name (5)
- Entity Type
- Organization
- Location Address
- 600 OLD HICKORY RD GRENADA, MS 38901
- Location Phone
- (662) 226-7010
- Location Fax
- (662) 227-1177
- Mailing Address
- 600 OLD HICKORY RD GRENADA, MS 38901
- Mailing Phone
- (662) 226-7010
- Mailing Fax
- (662) 227-1177
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- Yes
- Enumeration Date
- 12-19-2007
- Last Update Date
- 01-18-2008
- Code Navigator
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
Eyewear Supplier
- Taxonomy Code
- 332H00000X
- Type
- Suppliers
- License No.
- 504
- License State
- MS
- Taxonomy Description
- An organization that provides spectacles, contact lenses, and other vision enhancement devices prescribed by an optometrist or ophthalmologist.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 560000010 | MEDICARE PIN (08) | ||
| 00087926 | MEDICAID (05) | MS | |
| 0431180001 | MEDICARE NSC (07) | MS |
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
- 25D2054053
- Facility Type
- Physician Office
- Certificate Effective Date
- February 13, 2025
- Certificate Expiration Date
- February 12, 2027
- Laboratory Director
- CHRISTOPHER T. WALLS
- Certificate Type
- Certificate of Waiver
- Certificate Type Description
- This CLIA certificate is issued to Twenty Twenty Eye Care 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 1528242047, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
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 63 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 4 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1528242047, enumerated as an "organization" on December 19, 2007.
The provider is located at 600 OLD HICKORY RD GRENADA, MS 38901 and the phone number is (662) 226-7010.
Eyewear Supplier with taxonomy code 332H00000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
