DR. ALEXANDER W SOBEL D.O.
NPI 1992913917
Otolaryngology - Otolaryngology/Facial Plastic Surgery in Bellevue, WA

NPI Status: Active since May 21, 2007

Contact Information

1632 116TH AVE NE STE A
BELLEVUE, WA
ZIP 98004
Phone: (425) 453-9060

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  • Individual
  • Male
  • Otolaryngology
  • Otolaryngology/Facial Plastic Surgery

About ALEXANDER SOBEL

This page provides the complete NPI Profile along with additional information for Alexander Sobel, a provider established in Bellevue, Washington with a medical specialization in Otolaryngology, focusing in otolaryngology/facial plastic surgery . The healthcare provider is registered in the NPI registry with number 1992913917 assigned on May 2007. The practitioner's primary taxonomy code is 207YX0905X with license number OP00002236 (WA). The provider is registered as an individual and his NPI record was last updated 11 years ago.

NPI
1992913917
Provider Name
DR. ALEXANDER W SOBEL D.O.
Gender
Male
Entity Type
Individual
Location Address
1632 116TH AVE NE STE A BELLEVUE, WA 98004
Location Phone
(425) 453-9060
Mailing Address
1632 116TH AVE NE STE A BELLEVUE, WA 98004
Mailing Phone
(425) 453-9060
Is Sole Proprietor?
No
Enumeration Date
05-21-2007
Last Update Date
04-24-2015
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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 Otolaryngology/Facial Plastic Surgery

Taxonomy Code
207YX0905X
Type
Allopathic & Osteopathic Physicians
License No.
OP00002236
License State
WA
Taxonomy Description
An otolaryngologist who specializes in the diagnosis and surgical treatment of head and neck conditions.

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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 1992913917, we treat the final digit (7) 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

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
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
1
Unchanged
Pos 7
3
Doubled → 6
Pos 8
9
Unchanged
Pos 9
1
Doubled → 2
Check
7
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 9 → 18 → 9 3 → 6 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 1 + 8 + 1 + 6 + 9 + 2 + 24 = 73

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

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1992913917.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992913917, enumerated as an "individual" on May 21, 2007.

The provider is located at 1632 116TH AVE NE STE A BELLEVUE, WA 98004 and the phone number is (425) 453-9060.

Otolaryngology with taxonomy code 207YX0905X and a focus in Otolaryngology/Facial Plastic Surgery.