HOUSTON METHODIST WILLOWBROOK HOSPITAL
NPI 1770428815
General Acute Care Hospital in Houston, TX
NPI Status: Active since April 23, 2026
Contact Information
18220 STATE HIGHWAY 249 STE 490
HOUSTON, TX
ZIP 77070
Phone: (281) 737-0948
- Organization
- General Acute Care Hospital
- CLIA Number: 45D1081291
- CLIA Cert. Type: Other - OUTPATIENT SURGERY CENTER
- CLIA Exp. Date: 10-27-2026
About HOUSTON METHODIST WILLOWBROOK HOSPITAL
This page provides the complete NPI Profile along with additional information for Houston Methodist Willowbrook Hospital, a provider established in Houston, Texas operating as a General Acute Care Hospital. The healthcare provider is registered in the NPI registry with number 1770428815 assigned on April 2026. The practitioner's primary taxonomy code is 282N00000X. The provider is registered as an organization and their NPI record was last updated April 2026. The authorized official of this NPI record is Paul Van Nguyen (Md)
- NPI
- 1770428815
- Provider Name
- HOUSTON METHODIST WILLOWBROOK HOSPITAL
- Entity Type
- Organization
- Location Address
- 18220 STATE HIGHWAY 249 STE 490 HOUSTON, TX 77070
- Location Phone
- (281) 737-0948
- Mailing Address
- 18220 STATE HIGHWAY 249 STE 490 HOUSTON, TX 77070
- Mailing Phone
- (281) 737-0948
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 04-23-2026
- Last Update Date
- 04-23-2026
- Code Navigator
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
General Acute Care Hospital
- Taxonomy Code
- 282N00000X
- Type
- Hospitals
- Taxonomy Description
- An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.
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
- 45D1081291
- Facility Type
- Other - OUTPATIENT SURGERY CENTER
- Certificate Effective Date
- October 28, 2024
- Certificate Expiration Date
- October 27, 2026
- Laboratory Director
- DR. TRACIE M. KOEN
- Certificate Type
- Certificate of Accreditation
- Certificate Type Description
- This is a CLIA certificate is issued to Houston Methodist Willowbrook Hospital on the basis of the laboratory's accreditation by an accreditation organization approved by CMS. This type of certificate is issued to a laboratories tha perform nonwaived (moderate and/or high complexity) testing.
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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 1770428815, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).
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 65 is 70. 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.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1770428815, enumerated as an "organization" on April 23, 2026.
The provider is located at 18220 STATE HIGHWAY 249 STE 490 HOUSTON, TX 77070 and the phone number is (281) 737-0948.
General Acute Care Hospital with taxonomy code 282N00000X.
