TRANQUIL INTERVENTIONS, PC
NPI 1619815602
Psychiatry & Neurology - Behavioral Neurology & Neuropsychiatry in Fairfax, VA
NPI Status: Active since March 23, 2026
Contact Information
4021 UNIVERSITY DR
FAIRFAX, VA
ZIP 22030
Phone: (443) 231-8405
- Organization
- Psychiatry & Neurology
- Behavioral Neurology & Neuropsychiatry
About TRANQUIL INTERVENTIONS, PC
This page provides the complete NPI Profile along with additional information for Tranquil Interventions, Pc, a provider established in Fairfax, Virginia operating as a Psychiatry & Neurology, focusing in behavioral neurology & neuropsychiatry . The healthcare provider is registered in the NPI registry with number 1619815602 assigned on March 2026. The practitioner's primary taxonomy code is 2084B0040X. The provider is registered as an organization and their NPI record was last updated March 2026. Tranquil Interventions, Pc 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 Michael Popoko (Ceo)
- NPI
- 1619815602
- Provider Name
- TRANQUIL INTERVENTIONS, PC
- Entity Type
- Organization
- Location Address
- 4021 UNIVERSITY DR FAIRFAX, VA 22030
- Location Phone
- (443) 231-8405
- Mailing Address
- 440 MONTICELLO AVE STE 1802 NORFOLK, VA 23510
- Mailing Phone
- (443) 231-8405
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 03-23-2026
- Last Update Date
- 03-23-2026
- 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
Psychiatry & Neurology Behavioral Neurology & Neuropsychiatry
- Taxonomy Code
- 2084B0040X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- Behavioral Neurology & Neuropsychiatry is a medical subspecialty involving the diagnosis and treatment of neurologically based behavioral issues.
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.
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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 1619815602, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).
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 58 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1619815602, enumerated as an "organization" on March 23, 2026.
The provider is located at 4021 UNIVERSITY DR FAIRFAX, VA 22030 and the phone number is (443) 231-8405.
Psychiatry & Neurology with taxonomy code 2084B0040X and a focus in Behavioral Neurology & Neuropsychiatry.
