SUGAR LAND URGENT CARE CENTER
NPI 1255317137
Clinic/Center - Urgent Care in Sugar Land, TX

NPI Status: Active since December 21, 2005

Contact Information

1211 HIGHWAY 6
SUITE 40
SUGAR LAND, TX
ZIP 77478
Phone: (281) 494-7773
Fax: (281) 494-7796

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  • Organization
  • Clinic/Center
  • Urgent Care
  • CLIA Number: 45D1053117
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 04-12-2028

About SUGAR LAND URGENT CARE CENTER

This page provides the complete NPI Profile along with additional information for Sugar Land Urgent Care Center, a provider established in Sugar Land, Texas operating as a Clinic/center, focusing in urgent care . The healthcare provider is registered in the NPI registry with number 1255317137 assigned on December 2005. The practitioner's primary taxonomy code is 261QU0200X. The provider is registered as an organization and their NPI record was last updated 6 years ago. The provider's is doing business as Sugar Land Urgent Care Center. The authorized official of this NPI record is Dr. Gregory Allen Starr M.d. (President & Ceo)

NPI
1255317137
Provider Legal Name
ZSH HEALTHCARE ASSOCIATES, PLLC
Other Organization Name
SUGAR LAND URGENT CARE CENTER
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
1211 HIGHWAY 6 SUITE 40 SUGAR LAND, TX 77478
Location Phone
(281) 494-7773
Location Fax
(281) 494-7796
Mailing Address
PO BOX 706 SUGAR LAND, TX 77487
Mailing Phone
(281) 494-7773
Mailing Fax
(281) 494-7796
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-21-2005
Last Update Date
08-22-2020
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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 Urgent Care

Taxonomy Code
261QU0200X
Type
Ambulatory Health Care Facilities
License State
TX

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. GREGORY ALLEN STARR M.D.

Authorized Official Title
PRESIDENT & CEO
Authorized Official Phone
(281) 494-4832

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
45D1053117
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
April 13, 2026
Certificate Expiration Date
April 12, 2028
Laboratory Director
ANGELA L. REEVES
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Sugar Land Urgent Care Center 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 1255317137, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
2
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
3
Doubled → 6
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 5 → 10 → 1 3 → 6 7 → 14 → 5 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 0 + 5 + 6 + 1 + 1 + 4 + 1 + 6 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1255317137.

Other Providers at the Same Location


The following 14 providers are registered at the same or a nearby location.

Physician Assistant
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
Emergency Medicine
1211 HIGHWAY 6, SUITE 1
SUGAR LAND, TX 77478
Physician Assistant
1211 HIGHWAY 6, SUITE 1
SUGAR LAND, TX 77478
Physician Assistant
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
Radiology (Diagnostic Radiology)
1211 HIGHWAY 6
SUGAR LAND, TX 77478
Nurse Anesthetist, Certified Registered
1211 HIGHWAY 6, SUITE 70
SUGAR LAND, TX 77478
Nurse Anesthetist, Certified Registered
1211 HIGHWAY 6, SOUTH SUITE 70
SUGAR LAND, TX 77478
Physician Assistant
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
Nurse Practitioner (Family)
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
Emergency Medicine
1211 HIGHWAY 6
SUGAR LAND, TX 77478
Physician Assistant
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
General Acute Care Hospital
1211 HIGHWAY 6
SUGAR LAND, TX 77478
Nurse Practitioner
1211 HIGHWAY 6, SUITE 40
SUGAR LAND, TX 77478
Internal Medicine
1211 HIGHWAY 6, SUITE 70
SUGAR LAND, TX 77478

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1255317137, enumerated as an "organization" on December 21, 2005.

The provider is located at 1211 HIGHWAY 6 SUITE 40 SUGAR LAND, TX 77478 and the phone number is (281) 494-7773.

Clinic/Center with taxonomy code 261QU0200X and a focus in Urgent Care.