CHRISTINA MARIA MATHYSSEK
NPI 1619894524
Psychologist - Health Service in Sheridan, WY
NPI Status: Active since July 01, 2026
Contact Information
1898 FORT RD
SHERIDAN, WY
ZIP 82801
Phone: (307) 675-3754
This NPI profile has been added to the NPI registry within the last 30 days.
- Individual
- Female
- Psychologist
- Health Service
About CHRISTINA MATHYSSEK
This page provides the complete NPI Profile along with additional information for Christina Mathyssek, a provider established in Sheridan, Wyoming with a medical specialization in Psychologist, focusing in health service . The healthcare provider is registered in the NPI registry with number 1619894524 assigned on July 2026. The practitioner's primary taxonomy code is 103TH0100X with license number 887 (WY). The provider is registered as an individual and her NPI record was last updated July 2026.
- NPI
- 1619894524
- Provider Name
- CHRISTINA MARIA MATHYSSEK
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 1898 FORT RD SHERIDAN, WY 82801
- Location Phone
- (307) 675-3754
- Mailing Address
- 1898 FORT RD SHERIDAN, WY 82801
- Is Sole Proprietor?
- No
- Enumeration Date
- 07-01-2026
- Last Update Date
- 07-01-2026
- 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
Psychologist Health Service
- Taxonomy Code
- 103TH0100X
- Type
- Behavioral Health & Social Service Providers
- License No.
- 887
- License State
- WY
- Taxonomy Description
- A psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose growth, adjustment, or functioning is actually impaired or is demonstrably at high risk of impairment (1974).
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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 1619894524, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).
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 76 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
SHERIDAN, WY 82801
SHERIDAN, WY 82801
SHERIDAN, WY 82801
SHERIDAN, WY 82801
SHERIDAN, WY 82801
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619894524, enumerated as an "individual" on July 01, 2026.
The provider is located at 1898 FORT RD SHERIDAN, WY 82801 and the phone number is (307) 675-3754.
Psychologist with taxonomy code 103TH0100X and a focus in Health Service.
