NGUYEN-OGHALAI RHEUMATOLOGY, PA
NPI 1295971893
Internal Medicine - Rheumatology in Houston, TX

NPI Status: Active since January 02, 2009

Contact Information

12924 BELLAIRE BLVD
SUITE 100
HOUSTON, TX
ZIP 77072
Phone: (713) 202-8217
Fax: (713) 457-4200

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  • Organization
  • Internal Medicine
  • Rheumatology
  • CLIA Number: 45D0708227
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 03-17-2026

About NGUYEN-OGHALAI RHEUMATOLOGY, PA

This page provides the complete NPI Profile along with additional information for Nguyen-oghalai Rheumatology, Pa, an internist established in Houston, Texas operating as a Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1295971893 assigned on January 2009. The practitioner's primary taxonomy code is 207RR0500X. The provider is registered as an organization and their NPI record was last updated 17 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Tracy U Nguyen-oghalai Md (President)

NPI
1295971893
Provider Name
NGUYEN-OGHALAI RHEUMATOLOGY, PA
Entity Type
Organization
Location Address
12924 BELLAIRE BLVD SUITE 100 HOUSTON, TX 77072
Location Phone
(713) 202-8217
Location Fax
(713) 457-4200
Mailing Address
3015 TAYLORCREST DR PEARLAND, TX 77584
Mailing Phone
(713) 202-8217
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-02-2009
Last Update Date
01-02-2009
Code Navigator

An internist like Nguyen-oghalai Rheumatology, Pa is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Rheumatology

Taxonomy Code
207RR0500X
Type
Allopathic & Osteopathic Physicians
License State
TX
Taxonomy Description
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

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)
1207K00000XAllopathic & Osteopathic Physicians

Allergy & Immunology

(TX)

Group Taxonomy 193400000X MULTIPLE SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area 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

TRACY U NGUYEN-OGHALAI MD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(713) 202-8217

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
45D0708227
Facility Type
Physician Office
Certificate Effective Date
March 18, 2024
Certificate Expiration Date
March 17, 2026
Laboratory Director
NGUYEN D. PHUNG
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Nguyen-oghalai Rheumatology, Pa 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 1295971893, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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
9
Doubled → 18 → 1 + 8
Pos 4
5
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
3
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 9 → 18 → 9 9 → 18 → 9 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 8 + 5 + 1 + 8 + 7 + 2 + 8 + 1 + 8 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1295971893.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Pharmacy (Community/Retail Pharmacy)
12924 BELLAIRE BLVD
HOUSTON, TX 77072
Internal Medicine
12924 BELLAIRE BLVD, STE 100
HOUSTON, TX 77072
Nurse Practitioner (Family)
12924 BELLAIRE BLVD
HOUSTON, TX 77072

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1295971893, enumerated as an "organization" on January 02, 2009.

The provider is located at 12924 BELLAIRE BLVD SUITE 100 HOUSTON, TX 77072 and the phone number is (713) 202-8217.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.