XENITH BEHAVIORAL HEALTH PLLC
NPI 1538998406
Nurse Practitioner in Kennewick, WA
NPI Status: Active since July 30, 2024
Contact Information
8350 W GRANDRIDGE BLVD STE 200
KENNEWICK, WA
ZIP 99336
Phone: (509) 987-5452
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
NPPES record last updated: July 2, 2026. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Organization
- Nurse Practitioner
- Accepts Insurance
About XENITH BEHAVIORAL HEALTH PLLC
This page provides the complete NPI Profile along with additional information for Xenith Behavioral Health Pllc, a provider established in Kennewick, Washington operating as a Nurse Practitioner. The healthcare provider is registered in the NPI registry with number 1538998406 assigned on July 2024. The practitioner's primary taxonomy code is 363L00000X. The provider is registered as an organization and their NPI record was last updated July 2026. Xenith Behavioral Health Pllc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Mary Louise Blankenship (Np)
- NPI
- 1538998406
- Provider Name
- XENITH BEHAVIORAL HEALTH PLLC
- Entity Type
- Organization
- Location Address
- 8350 W GRANDRIDGE BLVD STE 200 KENNEWICK, WA 99336
- Location Phone
- (509) 987-5452
- Mailing Address
- 8350 W GRANDRIDGE BLVD STE 200 KENNEWICK, WA 99336
- Mailing Phone
- (509) 987-5452
- Mailing Fax
- (541) 320-7805
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 07-30-2024
- Last Update Date
- 07-02-2026
- Code Navigator
A nurse practitioner (NP) like Xenith Behavioral Health Pllc 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.
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- Premera Blue Cross Alaska One Gold - PPO
- Premera Blue Cross Preferred Bronze 5800 HSA - PPO
- Premera Blue Cross Preferred Bronze 6350 - PPO
- Premera Blue Cross Preferred Gold 1500 - PPO
- Premera Blue Cross Preferred Silver 4500 - PPO
- Premera Blue Cross Standard Bronze II - PPO
- Premera Blue Cross Standard Gold - PPO
- Premera Blue Cross Standard Silver - PPO
- Premera Blue Cross Family Dental - PPO
- Premera Blue Cross Pediatric Dental - PPO
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
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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 1538998406, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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.
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 74 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 11 providers are registered at the same or a nearby location.
KENNEWICK, WA 99336
KENNEWICK, WA 99336
KENNEWICK, WA 99336
KENNEWICK, WA 99336
KENNEWICK, WA 99336
KENNEWICK, WA 99336
KENNEWICK, WA 99336
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1538998406, enumerated as an "organization" on July 30, 2024.
The provider is located at 8350 W GRANDRIDGE BLVD STE 200 KENNEWICK, WA 99336 and the phone number is (509) 987-5452.
Nurse Practitioner with taxonomy code 363L00000X.
The provider might be accepting Accepts: Premera Blue Cross Blue Shield of Alaska. Please consult your insurance carrier or call the provider to verify.
