DR. LEWIS ROBERT KADUSHIN PHD
NPI 1033209986
Psychologist - Addiction (Substance Use Disorder) in Salisbury, MD

NPI Status: Active since October 13, 2006

Contact Information

206 KAY AVENUE
SALISBURY, MD
ZIP 21801
Phone: (410) 749-0507
Fax: (410) 543-2638

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  • Individual
  • Male
  • Psychologist
  • Addiction (Substance Use Disorder)

About LEWIS KADUSHIN

This page provides the complete NPI Profile along with additional information for Lewis Kadushin, a provider established in Salisbury, Maryland with a medical specialization in Psychologist, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1033209986 assigned on October 2006. The practitioner's primary taxonomy code is 103TA0400X with license number 639 (MD). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1033209986
Provider Name
DR. LEWIS ROBERT KADUSHIN PHD
Gender
Male
Entity Type
Individual
Location Address
206 KAY AVENUE SALISBURY, MD 21801
Location Phone
(410) 749-0507
Location Fax
(410) 543-2638
Mailing Address
206 KAY AVENUE SALISBURY, MD 21801
Mailing Phone
(410) 749-0507
Mailing Fax
(410) 543-2638
Is Sole Proprietor?
No
Enumeration Date
10-13-2006
Last Update Date
09-11-2025
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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

Psychologist Addiction (Substance Use Disorder)

Taxonomy Code
103TA0400X
Type
Behavioral Health & Social Service Providers
License No.
639
License State
MD
Taxonomy Description
A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1103T00000XBehavioral Health & Social Service Providers

Psychologist

0639 (MD)
2103T00000XBehavioral Health & Social Service Providers

Psychologist

639 (MD)
3103TA0700XBehavioral Health & Social Service Providers

Psychologist
Adult Development & Aging

639 (MD)
4103TC0700XBehavioral Health & Social Service Providers

Psychologist
Clinical

639 (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 1033209986, 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
3
Doubled → 6
Pos 4
3
Unchanged
Pos 5
2
Doubled → 4
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 3 → 6 2 → 4 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 6 + 3 + 4 + 0 + 1 + 8 + 9 + 1 + 6 + 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 1033209986.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1033209986, enumerated as an "individual" on October 13, 2006.

The provider is located at 206 KAY AVENUE SALISBURY, MD 21801 and the phone number is (410) 749-0507.

Psychologist with taxonomy code 103TA0400X and a focus in Addiction (Substance Use Disorder).