DR. RACHEL BOOTH LEWIS M.D.
NPI 1669442174
Radiology - Body Imaging in Evanston, IL

NPI Status: Active since January 25, 2006

Contact Information

2801 SHERIDAN PL
EVANSTON, IL
ZIP 60201
Phone: (619) 829-8809

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  • Individual
  • Female
  • Radiology
  • Body Imaging

About RACHEL LEWIS

This page provides the complete NPI Profile along with additional information for Rachel Lewis, a provider established in Evanston, Illinois with a medical specialization in Radiology, focusing in body imaging . The healthcare provider is registered in the NPI registry with number 1669442174 assigned on January 2006. The practitioner's primary taxonomy code is 2085B0100X with license number 036129836 (IL). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1669442174
Provider Name
DR. RACHEL BOOTH LEWIS M.D.
Gender
Female
Entity Type
Individual
Location Address
2801 SHERIDAN PL EVANSTON, IL 60201
Location Phone
(619) 829-8809
Mailing Address
2801 SHERIDAN PL EVANSTON, IL 60201
Mailing Phone
(619) 829-8809
Is Sole Proprietor?
No
Enumeration Date
01-25-2006
Last Update Date
09-23-2013
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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

Radiology Body Imaging

Taxonomy Code
2085B0100X
Type
Allopathic & Osteopathic Physicians
License No.
036129836
License State
IL
Taxonomy Description
A Radiology doctor of Osteopathy that specializes in Body Imaging.

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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 1669442174, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
4
Unchanged
Pos 7
2
Doubled → 4
Pos 8
1
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
4
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 6 → 12 → 3 4 → 8 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 8 + 4 + 4 + 1 + 1 + 4 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1669442174.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669442174, enumerated as an "individual" on January 25, 2006.

The provider is located at 2801 SHERIDAN PL EVANSTON, IL 60201 and the phone number is (619) 829-8809.

Radiology with taxonomy code 2085B0100X and a focus in Body Imaging.