PROF. BERNARD DARDZINSKI
NPI 1912851445
Clinic/Center - Research in Potomac, MD

NPI Status: Active since February 23, 2026

Contact Information

12608 STABLE HOUSE CT
POTOMAC, MD
ZIP 20854
Phone: (215) 260-4165

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  • Individual
  • Male
  • Clinic/Center
  • Research

About BERNARD DARDZINSKI

This page provides the complete NPI Profile along with additional information for Bernard Dardzinski, a provider established in Potomac, Maryland with a medical specialization in Clinic/center, focusing in research . The healthcare provider is registered in the NPI registry with number 1912851445 assigned on February 2026. The practitioner's primary taxonomy code is 261QR1100X. The provider is registered as an individual and his NPI record was last updated February 2026.

NPI
1912851445
Provider Name
PROF. BERNARD DARDZINSKI
Gender
Male
Entity Type
Individual
Location Address
12608 STABLE HOUSE CT POTOMAC, MD 20854
Location Phone
(215) 260-4165
Mailing Address
12608 STABLE HOUSE CT POTOMAC, MD 20854
Mailing Phone
(215) 260-4165
Is Sole Proprietor?
Yes
Enumeration Date
02-23-2026
Last Update Date
02-23-2026
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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 Research

Taxonomy Code
261QR1100X
Type
Ambulatory Health Care Facilities

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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 1912851445, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
Check
5
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 1 → 2 8 → 16 → 7 1 → 2 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 2 + 2 + 1 + 6 + 5 + 2 + 4 + 8 + 24 = 65

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1912851445.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912851445, enumerated as an "individual" on February 23, 2026.

The provider is located at 12608 STABLE HOUSE CT POTOMAC, MD 20854 and the phone number is (215) 260-4165.

Clinic/Center with taxonomy code 261QR1100X and a focus in Research.