DR. YVETTE THOMASSON ED.D
NPI 1447146360
Clinic/Center - Health Service in Lanham, MD

NPI Status: Active since June 16, 2025

Contact Information

8855 ANNAPOLIS RD STE 206
LANHAM, MD
ZIP 20706
Phone: (301) 257-8999

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  • Individual
  • Female
  • Clinic/Center
  • Health Service

About YVETTE THOMASSON

This page provides the complete NPI Profile along with additional information for Yvette Thomasson, a provider established in Lanham, Maryland with a medical specialization in Clinic/center, focusing in health service . The healthcare provider is registered in the NPI registry with number 1447146360 assigned on June 2025. The practitioner's primary taxonomy code is 261QH0100X with license number LC16049 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1447146360
Provider Name
DR. YVETTE THOMASSON ED.D
Gender
Female
Entity Type
Individual
Location Address
8855 ANNAPOLIS RD STE 206 LANHAM, MD 20706
Location Phone
(301) 257-8999
Mailing Address
202 HERRINGTON DR UPPER MARLBORO, MD 20774
Mailing Phone
(301) 257-8999
Is Sole Proprietor?
Yes
Enumeration Date
06-16-2025
Last Update Date
06-16-2025
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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 Health Service

Taxonomy Code
261QH0100X
Type
Ambulatory Health Care Facilities
License No.
LC16049
License State
MD

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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 1447146360, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
0
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 4 → 8 1 → 2 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 2 + 4 + 1 + 2 + 3 + 1 + 2 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1447146360.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447146360, enumerated as an "individual" on June 16, 2025.

The provider is located at 8855 ANNAPOLIS RD STE 206 LANHAM, MD 20706 and the phone number is (301) 257-8999.

Clinic/Center with taxonomy code 261QH0100X and a focus in Health Service.