KAREN HSU
NPI 1902951205
Specialist in Brighton, MA

NPI Status: Active since January 24, 2007

Contact Information

77 WARREN ST
BLDG 4
BRIGHTON, MA
ZIP 02135
Phone: (617) 254-1140

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  • Individual
  • Female
  • Specialist

About KAREN HSU

This page provides the complete NPI Profile along with additional information for Karen Hsu, a provider established in Brighton, Massachusetts with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1902951205 assigned on January 2007. The practitioner's primary taxonomy code is 174400000X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1902951205
Provider Name
KAREN HSU
Gender
Female
Entity Type
Individual
Location Address
77 WARREN ST BLDG 4 BRIGHTON, MA 02135
Location Phone
(617) 254-1140
Mailing Address
329 HARVARD ST #18 CAMBRIDGE, MA 02139
Mailing Phone
(617) 254-1140
Is Sole Proprietor?
No
Enumeration Date
01-24-2007
Last Update Date
07-08-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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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 1902951205, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
0
Doubled → 0
Check
5
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 0 → 0 9 → 18 → 9 1 → 2 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 1 + 8 + 5 + 2 + 2 + 0 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1902951205.

Other Providers at the Same Location


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

Internal Medicine
77 WARREN ST
BRIGHTON, MA 02135
Internal Medicine
77 WARREN ST
BRIGHTON, MA 02135
Internal Medicine
77 WARREN ST
BRIGHTON, MA 02135
Social Worker (Clinical)
77 WARREN ST
BRIGHTON, MA 02135
Specialist
77 WARREN ST, ST. ELIZABETHS HEALTHCARE
BRIGHTON, MA 02135
Clinical Nurse Specialist (Psychiatric/Mental Health)
77 WARREN ST
BRIGHTON, MA 02135
Nurse Practitioner
77 WARREN ST
BRIGHTON, MA 02135
Psychologist (Clinical)
77 WARREN ST
BRIGHTON, MA 02135
Psychologist
77 WARREN ST
BRIGHTON, MA 02135
Social Worker (Clinical)
77 WARREN ST, BUILDING 2
BRIGHTON, MA 02135
Psychiatry & Neurology (Psychiatry)
77 WARREN ST, BLDG 2, 3RD FLOOR
BRIGHTON, MA 02135
Psychologist (Clinical)
77 WARREN ST, BRIGHTON MARINE CENTER SUITE 461
BRIGHTON, MA 02135
Psychiatry & Neurology (Psychiatry)
77 WARREN ST, BLDG 2, 3RD FLOOR
BRIGHTON, MA 02135
Social Worker (Clinical)
77 WARREN ST
BRIGHTON, MA 02135
Social Worker
77 WARREN ST, BUILDING 9
BRIGHTON, MA 02135
Speech-Language Pathologist
77 WARREN ST, BUILDING 4
BRIGHTON, MA 02135
Psychiatry & Neurology (Psychiatry)
77 WARREN ST, BUILDING #9 C HILDRENS COLLABORATIVE
BRIGHTON, MA 02135
Social Worker (Clinical)
77 WARREN ST, BUILDING #9
BRIGHTON, MA 02135
Social Worker (Clinical)
77 WARREN ST, BLDG #9
BRIGHTON, MA 02135
Specialist
77 WARREN ST, BUILDING #4
BRIGHTON, MA 02135

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902951205, enumerated as an "individual" on January 24, 2007.

The provider is located at 77 WARREN ST BLDG 4 BRIGHTON, MA 02135 and the phone number is (617) 254-1140.

Specialist with taxonomy code 174400000X.