MARISSA N VILLARREAL QMHP
NPI 1346854825
Case Management in Laredo, TX
NPI Status: Active since September 02, 2020
Contact Information
6548 SPRINGFIELD AVE # 202
LAREDO, TX
ZIP 78041
Phone: (956) 267-9141
Fax: (956) 290-8297
- Individual
- Female
- Case Management
- CLIA Number: 45D2067555
- CLIA Cert. Type: Physician Office
- CLIA Exp. Date: 10-16-2027
About MARISSA VILLARREAL
This page provides the complete NPI Profile along with additional information for Marissa Villarreal, a provider established in Laredo, Texas with a medical specialization in Case Management. The healthcare provider is registered in the NPI registry with number 1346854825 assigned on September 2020. The practitioner's primary taxonomy code is 251B00000X with license number NA (TX). The provider is registered as an individual and her NPI record was last updated 6 years ago.
- NPI
- 1346854825
- Provider Name
- MARISSA N VILLARREAL QMHP
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 6548 SPRINGFIELD AVE # 202 LAREDO, TX 78041
- Location Phone
- (956) 267-9141
- Location Fax
- (956) 290-8297
- Mailing Address
- 6548 SPRINGFIELD AVE # 202 LAREDO, TX 78041
- Mailing Phone
- (956) 267-9141
- Mailing Fax
- (956) 290-8297
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 09-02-2020
- Last Update Date
- 09-02-2020
- 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
Case Management
- Taxonomy Code
- 251B00000X
- Type
- Agencies
- License No.
- NA
- License State
- TX
- Taxonomy Description
- An organization that is responsible for providing case management services. The agency provides services which assist an individual in gaining access to needed medical, social, educational, and/or other services. Case management services may be used to locate, coordinate, and monitor necessary appropriate services. It may be used to encourage the use of cost-effective medical care by referrals to appropriate providers and to discourage over utilization of costly services. Case management may also serve to provide necessary coordination of non-medical services such as vocational rehabilitation, education, employment, when the services provided enable the individual to function at the highest level.
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
- 45D2067555
- Facility Type
- Physician Office
- Certificate Effective Date
- October 17, 2025
- Certificate Expiration Date
- October 16, 2027
- Laboratory Director
- MARISSA R. GONZALEZ
- Certificate Type
- Certificate for Provider-Performed Microscopy Procedures (PPMP)
- Certificate Type Description
- This CLIA certificate is issued to Marissa Villarreal in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate 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 1346854825, 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 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 75 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.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1346854825, enumerated as an "individual" on September 02, 2020.
The provider is located at 6548 SPRINGFIELD AVE # 202 LAREDO, TX 78041 and the phone number is (956) 267-9141.
Case Management with taxonomy code 251B00000X.
