DENIS & SLZ LLC
NPI 1528746286
Nurse Practitioner in South Houston, TX

NPI Status: Active since July 11, 2023

Contact Information

1101 SPENCER HWY STE H
SOUTH HOUSTON, TX
ZIP 77587
Phone: (281) 747-8817

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  • Organization
  • Nurse Practitioner
  • CLIA Number: 45D2252549
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 02-11-2026

About DENIS & SLZ LLC

This page provides the complete NPI Profile along with additional information for Denis & Slz Llc, a provider established in South Houston, Texas operating as a Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1528746286 assigned on July 2023. The practitioner's primary taxonomy code is 363L00000X. The provider is registered as an organization and their NPI record was last updated 3 years ago. The authorized official of this NPI record is Aurora Maria Mustafa Alvarez Fnp (Fnp/medical Provider)

NPI
1528746286
Provider Name
DENIS & SLZ LLC
Entity Type
Organization
Location Address
1101 SPENCER HWY STE H SOUTH HOUSTON, TX 77587
Location Phone
(281) 747-8817
Mailing Address
1101 SPENCER HWY STE H SOUTH HOUSTON, TX 77587
Mailing Phone
(281) 747-8817
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-11-2023
Last Update Date
07-11-2023
Code Navigator

A nurse practitioner (NP) like Denis & Slz Llc is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, 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

Nurse Practitioner

Taxonomy Code
363L00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
Taxonomy Description
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

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)
1261QU0200XAmbulatory Health Care Facilities

Clinic/Center
Urgent Care

 

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

AURORA MARIA MUSTAFA ALVAREZ FNP

Authorized Official Title
FNP/MEDICAL PROVIDER
Authorized Official Phone
(786) 716-2411

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
45D2252549
Facility Type
Physician Office
Certificate Effective Date
February 12, 2024
Certificate Expiration Date
February 11, 2026
Laboratory Director
MARLEN PEREZ
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Denis & Slz Llc 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 1528746286, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
5
Unchanged
Pos 3
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 2 → 4 7 → 14 → 5 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 1 + 4 + 4 + 1 + 2 + 2 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1528746286.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528746286, enumerated as an "organization" on July 11, 2023.

The provider is located at 1101 SPENCER HWY STE H SOUTH HOUSTON, TX 77587 and the phone number is (281) 747-8817.

Nurse Practitioner with taxonomy code 363L00000X.