MS. DANIELLE J. HALOULOS NP
NPI 1649114497
Registered Nurse - Critical Care Medicine in Houston, TX
NPI Status: Active since April 14, 2026
Contact Information
1631 N LOOP WEST
SUITE 245
HOUSTON, TX
ZIP 77008
Phone: (713) 486-8150
Fax: (713) 486-8155
- Individual
- Female
- Registered Nurse
- Critical Care Medicine
About DANIELLE HALOULOS
This page provides the complete NPI Profile along with additional information for Danielle Haloulos, a provider established in Houston, Texas with a medical specialization in Registered Nurse, focusing in critical care medicine . The healthcare provider is registered in the NPI registry with number 1649114497 assigned on April 2026. The practitioner's primary taxonomy code is 163WC0200X with license number 897440 (TX). The provider is registered as an individual and her NPI record was last updated April 2026.
- NPI
- 1649114497
- Provider Name
- MS. DANIELLE J. HALOULOS NP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1631 N LOOP WEST SUITE 245 HOUSTON, TX 77008
- Location Phone
- (713) 486-8150
- Location Fax
- (713) 486-8155
- Mailing Address
- 6400 FANNIN ST, STE 2070 HOUSTON, TX 77030
- Mailing Phone
- (713) 486-8000
- Mailing Fax
- (713) 486-8155
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-14-2026
- Last Update Date
- 04-14-2026
- Code Navigator
A registered nurse (RN) like Danielle Haloulos coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.
Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.
Critical care nurses - this registered nurse specializes in providing care at hospital intensive-care units, tending to patients with severe, acute illnesses and injuries that require meticulous monitoring and intervention.
Location Map
Secondary Locations
- 23960 Katy Freeway Suite 450
Katy, TX 77494
(713) 486-7980
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
Registered Nurse Critical Care Medicine
- Taxonomy Code
- 163WC0200X
- Type
- Nursing Service Providers
- License No.
- 897440
- License State
- TX
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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 1649114497, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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 73 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
HOUSTON, TX 77008
HOUSTON, TX 77008
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1649114497, enumerated as an "individual" on April 14, 2026.
The provider is located at 1631 N LOOP WEST SUITE 245 HOUSTON, TX 77008 and the phone number is (713) 486-8150.
Registered Nurse with taxonomy code 163WC0200X and a focus in Critical Care Medicine.
