DR. LEXIE WANG MD
NPI 1134574908
Otolaryngology - Facial Plastic Surgery in Washington, DC

NPI Status: Active since April 29, 2016

Contact Information

2440 M ST NW STE 200
WASHINGTON, DC
ZIP 20037
Phone: (202) 785-4187
Fax: (202) 785-1370

NPI Profile Information
Primary Taxonomy
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Otolaryngology
Facial Plastic Surgery

About LEXIE WANG

This page provides the complete NPI Profile along with additional information for Lexie Wang, a provider established in Washington, District Of Columbia with a medical specialization in Otolaryngology, focusing in facial plastic surgery . The healthcare provider is registered in the NPI registry with number 1134574908 assigned on April 2016. The practitioner's primary taxonomy code is 207YS0123X with license number MD210002711 (DC). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI: 1134574908
Provider Name: DR. LEXIE WANG MD
Gender: Female
Entity Type: Individual
Location Address: 2440 M ST NW STE 200 WASHINGTON, DC 20037
Location Phone: (202) 785-4187
Location Fax: (202) 785-1370
Mailing Address: 2440 M ST NW STE 200 WASHINGTON, DC 20037
Mailing Phone: (202) 785-4187
Mailing Fax: (202) 785-1370
Is Sole Proprietor?: No
Enumeration Date: 04-29-2016
Last Update Date: 05-11-2026
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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: Otolaryngology Facial Plastic Surgery
Taxonomy Code: 207YS0123X
Type: Allopathic & Osteopathic Physicians
License No.: MD210002711
License State: DC
Taxonomy Description: An otolaryngologist who specializes in facial plastic surgery.

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 1134574908, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 10 → 1 + 0

Pos 6

Unchanged

Pos 7

Doubled → 8

Pos 8

Unchanged

Pos 9

Doubled → 0

Check

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 3 → 6 5 → 10 → 1 4 → 8 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 1 + 0 + 7 + 8 + 9 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1134574908.