TERESA CHRISTOPHER QMHP-T, IAYT
NPI 1639014954
Clinic/Center - Mental Health (Including Community Mental Health Center) in Bristow, VA
NPI Status: Active since April 22, 2026
Contact Information
9217 BIG SPRINGS LOOP
BRISTOW, VA
ZIP 20136
Phone: (301) 312-4255
- Individual
- Female
- Clinic/Center
- Mental Health (Including Community Menta...
About TERESA CHRISTOPHER
This page provides the complete NPI Profile along with additional information for Teresa Christopher, a provider established in Bristow, Virginia with a medical specialization in Clinic/center, focusing in mental health (including community mental health center) . The healthcare provider is registered in the NPI registry with number 1639014954 assigned on April 2026. The practitioner's primary taxonomy code is 261QM0801X with license number 0734014401 (VA). The provider is registered as an individual and her NPI record was last updated April 2026.
- NPI
- 1639014954
- Provider Name
- TERESA CHRISTOPHER QMHP-T, IAYT
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 9217 BIG SPRINGS LOOP BRISTOW, VA 20136
- Location Phone
- (301) 312-4255
- Mailing Address
- 9217 BIG SPRINGS LOOP BRISTOW, VA 20136
- Mailing Phone
- (301) 312-4255
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 04-22-2026
- Last Update Date
- 04-22-2026
- 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
Clinic/Center Mental Health (Including Community Mental Health Center)
- Taxonomy Code
- 261QM0801X
- Type
- Ambulatory Health Care Facilities
- License No.
- 0734014401
- License State
- VA
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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 1639014954, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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 66 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639014954, enumerated as an "individual" on April 22, 2026.
The provider is located at 9217 BIG SPRINGS LOOP BRISTOW, VA 20136 and the phone number is (301) 312-4255.
Clinic/Center with taxonomy code 261QM0801X and a focus in Mental Health (Including Community Mental Health Center).
