DR. DALIA LIANN ROTSTEIN M.D.
NPI 1437421716
Psychiatry & Neurology - Neurology in Toronto, ONTARIO

NPI Status: Active since February 02, 2012

Contact Information

275 ST. CLAIR AVE. E
UNIT #2
TORONTO, ONTARIO
ZIP M4T 1
Phone: (416) 845-9338

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  • Individual
  • Female
  • Psychiatry & Neurology
  • Neurology

About DALIA ROTSTEIN

This page provides the complete NPI Profile along with additional information for Dalia Rotstein, a provider established in Toronto, with a medical specialization in Psychiatry & Neurology, focusing in neurology . The healthcare provider is registered in the NPI registry with number 1437421716 assigned on February 2012. The practitioner's primary taxonomy code is 2084N0400X with license number 86196 (ZZ). The provider is registered as an individual and her NPI record was last updated 14 years ago.

NPI
1437421716
Provider Name
DR. DALIA LIANN ROTSTEIN M.D.
Gender
Female
Entity Type
Individual
Location Address
275 ST. CLAIR AVE. E UNIT #2 TORONTO, ONTARIO M4T 1
Location Phone
(416) 845-9338
Mailing Address
275 ST. CLAIR AVE. EAST UNIT #2 TORONTO, ONTARIO M4T 1
Mailing Phone
(416) 845-9338
Is Sole Proprietor?
Yes
Enumeration Date
02-02-2012
Last Update Date
02-02-2012
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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

Psychiatry & Neurology Neurology

Taxonomy Code
2084N0400X
Type
Allopathic & Osteopathic Physicians
License No.
86196
License State
ZZ
Taxonomy Description
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

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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 1437421716, 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
4
Unchanged
Pos 3
3
Doubled → 6
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
7
Unchanged
Pos 9
1
Doubled → 2
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 4 → 8 1 → 2 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 6 + 7 + 8 + 2 + 2 + 7 + 2 + 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 1437421716.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1437421716, enumerated as an "individual" on February 02, 2012.

The provider is located at 275 ST. CLAIR AVE. E UNIT #2 TORONTO, ONTARIO M4T 1 and the phone number is (416) 845-9338.

Psychiatry & Neurology with taxonomy code 2084N0400X and a focus in Neurology.