PARNALI DHAR CHOWDHURY PHD
NPI 1922715531
Public Health or Welfare in Silver Spring, MD

NPI Status: Active since November 02, 2022

Contact Information

8715 1ST AVE APT 522C
SILVER SPRING, MD
ZIP 20910
Phone: (202) 702-7220

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  • Individual
  • Female
  • Public Health or Welfare

About PARNALI DHAR CHOWDHURY

This page provides the complete NPI Profile along with additional information for Parnali Dhar Chowdhury, a provider established in Silver Spring, Maryland with a medical specialization in Public Health Or Welfare. The healthcare provider is registered in the NPI registry with number 1922715531 assigned on November 2022. The practitioner's primary taxonomy code is 251K00000X. The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1922715531
Provider Name
PARNALI DHAR CHOWDHURY PHD
Gender
Female
Entity Type
Individual
Location Address
8715 1ST AVE APT 522C SILVER SPRING, MD 20910
Location Phone
(202) 702-7220
Mailing Address
8715 1ST AVE APT 522C SILVER SPRING, MD 20910
Mailing Phone
(202) 702-7220
Is Sole Proprietor?
Yes
Enumeration Date
11-02-2022
Last Update Date
11-02-2022
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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

Public Health or Welfare

Taxonomy Code
251K00000X
Type
Agencies

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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 1922715531, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
3
Doubled → 6
Check
1
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 2 → 4 7 → 14 → 5 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 1 + 4 + 1 + 1 + 0 + 5 + 6 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1922715531.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922715531, enumerated as an "individual" on November 02, 2022.

The provider is located at 8715 1ST AVE APT 522C SILVER SPRING, MD 20910 and the phone number is (202) 702-7220.

Public Health or Welfare with taxonomy code 251K00000X.