DR. JEFFREY LIOU D.O.
NPI 1518064211
Psychiatry & Neurology - Neurology in Brookline, MA

NPI Status: Active since September 17, 2006

Contact Information

111 CYPRESS ST
BROOKLINE, MA
ZIP 02445
Phone: (857) 307-0896

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Neurology

About JEFFREY LIOU

This page provides the complete NPI Profile along with additional information for Jeffrey Liou, a provider established in Brookline, Massachusetts with a medical specialization in Psychiatry & Neurology, focusing in neurology . The healthcare provider is registered in the NPI registry with number 1518064211 assigned on September 2006. The practitioner's primary taxonomy code is 2084N0400X with license number RT-1217 (NH). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1518064211
Provider Name
DR. JEFFREY LIOU D.O.
Gender
Male
Entity Type
Individual
Location Address
111 CYPRESS ST BROOKLINE, MA 02445
Location Phone
(857) 307-0896
Mailing Address
75 FRANCIS ST BOSTON, MA 02115
Mailing Phone
(781) 624-8197
Is Sole Proprietor?
No
Enumeration Date
09-17-2006
Last Update Date
05-07-2012
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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.
RT-1217
License State
NH
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 1518064211, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
5
Unchanged
Pos 3
1
Doubled → 2
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
1
Doubled → 2
Check
1
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 1 → 2 0 → 0 4 → 8 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 2 + 8 + 0 + 6 + 8 + 2 + 2 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1518064211.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Pulmonary Disease)
111 CYPRESS ST
BROOKLINE, MA 02445
Otolaryngology
111 CYPRESS ST
BROOKLINE, MA 02445
Radiology (Vascular & Interventional Radiology)
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Rheumatology)
111 CYPRESS ST
BROOKLINE, MA 02445
Obstetrics & Gynecology
111 CYPRESS ST
BROOKLINE, MA 02445
Dermatology
111 CYPRESS ST, BRIGHAM AND WOMENS HOSPITAL DEPARTMENT OF DERMATOLOGY
BROOKLINE, MA 02445
Internal Medicine (Cardiovascular Disease)
111 CYPRESS ST
BROOKLINE, MA 02445
Dermatology
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Pulmonary Disease)
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Cardiovascular Disease)
111 CYPRESS ST
BROOKLINE, MA 02445
Surgery
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Medical Oncology)
111 CYPRESS ST
BROOKLINE, MA 02445
Psychiatry & Neurology (Neurology)
111 CYPRESS ST, BRIGHAM AND WOMEN'S HOSPITAL PO
BROOKLINE, MA 02445
Internal Medicine (Infectious Disease)
111 CYPRESS ST
BROOKLINE, MA 02445
Pathology (Anatomic Pathology)
111 CYPRESS ST
BROOKLINE, MA 02445
Psychiatry & Neurology (Psychiatry)
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Hematology)
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine
111 CYPRESS ST
BROOKLINE, MA 02445
Internal Medicine (Pulmonary Disease)
111 CYPRESS ST
BROOKLINE, MA 02445

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518064211, enumerated as an "individual" on September 17, 2006.

The provider is located at 111 CYPRESS ST BROOKLINE, MA 02445 and the phone number is (857) 307-0896.

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