ALEXANDRA R BRECHER MD, PHD
NPI 1093089856
Dermatology - Clinical & Laboratory Dermatological Immunology in Larchmont, NY

NPI Status: Active since February 26, 2012

Contact Information

100 CARLEON AVE
LARCHMONT, NY
ZIP 10538
Phone: (917) 297-7767

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  • Individual
  • Female
  • Dermatology
  • Clinical & Laboratory Dermatological Imm...

About ALEXANDRA BRECHER

This page provides the complete NPI Profile along with additional information for Alexandra Brecher, a provider established in Larchmont, New York with a medical specialization in Dermatology, focusing in clinical & laboratory dermatological immunology . The healthcare provider is registered in the NPI registry with number 1093089856 assigned on February 2012. The practitioner's primary taxonomy code is 207NI0002X with license number 219340 (NY). The provider is registered as an individual and her NPI record was last updated 14 years ago.

NPI
1093089856
Provider Name
ALEXANDRA R BRECHER MD, PHD
Gender
Female
Entity Type
Individual
Location Address
100 CARLEON AVE LARCHMONT, NY 10538
Location Phone
(917) 297-7767
Mailing Address
100 CARLEON AVE LARCHMONT, NY 10538
Mailing Phone
(917) 297-7767
Is Sole Proprietor?
Yes
Enumeration Date
02-26-2012
Last Update Date
02-26-2012
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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

Dermatology Clinical & Laboratory Dermatological Immunology

Taxonomy Code
207NI0002X
Type
Allopathic & Osteopathic Physicians
License No.
219340
License State
NY
Taxonomy Description
A dermatologist who utilizes various specialized laboratory procedures to diagnose disorders characterized by defective responses of the body's immune system. Immunodermatologists also may provide consultation in the management of these disorders and administer specialized forms of therapy for these diseases.

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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 1093089856, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
8
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
6
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 9 → 18 → 9 0 → 0 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 0 + 8 + 1 + 8 + 8 + 1 + 0 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1093089856.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093089856, enumerated as an "individual" on February 26, 2012.

The provider is located at 100 CARLEON AVE LARCHMONT, NY 10538 and the phone number is (917) 297-7767.

Dermatology with taxonomy code 207NI0002X and a focus in Clinical & Laboratory Dermatological Immunology.