SING LIM
NPI 1881533867
Pharmacy - Community/Retail Pharmacy in Sugar Land, TX

NPI Status: Active since March 26, 2026

Contact Information

345 HIGHWAY 6
SUGAR LAND, TX
ZIP 77478
Phone: (281) 340-0909

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  • Individual
  • Male
  • Pharmacy
  • Community/Retail Pharmacy

About SING LIM

This page provides the complete NPI Profile along with additional information for Sing Lim, a provider established in Sugar Land, Texas with a medical specialization in Pharmacy, focusing in community/retail pharmacy . The healthcare provider is registered in the NPI registry with number 1881533867 assigned on March 2026. The practitioner's primary taxonomy code is 3336C0003X with license number 21634 (TX). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1881533867
Provider Name
SING LIM
Gender
Male
Entity Type
Individual
Location Address
345 HIGHWAY 6 SUGAR LAND, TX 77478
Location Phone
(281) 340-0909
Mailing Address
26 BRIDGETON CT SUGAR LAND, TX 77479
Mailing Phone
(832) 612-4670
Is Sole Proprietor?
Yes
Enumeration Date
03-26-2026
Last Update Date
03-26-2026
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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

Pharmacy Community/Retail Pharmacy

Taxonomy Code
3336C0003X
Type
Suppliers
License No.
21634
License State
TX
Taxonomy Description
A pharmacy where pharmacists store, prepare, and dispense medicinal preparations and/or prescriptions for a local patient population in accordance with federal and state law; counsel patients and caregivers (sometimes independent of the dispensing process); administer vaccinations; and provide other professional services associated with pharmaceutical care such as health screenings, consultative services with other health care providers, collaborative practice, disease state management, and education classes.

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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 1881533867, 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.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
7
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 8 → 16 → 7 5 → 10 → 1 3 → 6 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 0 + 3 + 6 + 8 + 1 + 2 + 24 = 63

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.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1881533867.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Optometrist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Optometrist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Optometrist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Pharmacist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Pharmacist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Pharmacist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Pharmacist
345 HIGHWAY 6
SUGAR LAND, TX 77478
Pharmacy (Community/Retail Pharmacy)
345 HIGHWAY 6
SUGAR LAND, TX 77478
Eyewear Supplier
345 HIGHWAY 6
SUGAR LAND, TX 77478

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881533867, enumerated as an "individual" on March 26, 2026.

The provider is located at 345 HIGHWAY 6 SUGAR LAND, TX 77478 and the phone number is (281) 340-0909.

Pharmacy with taxonomy code 3336C0003X and a focus in Community/Retail Pharmacy.