DR. JANICE LAU DDS
NPI 1720139678
Dentist - Pediatric Dentistry in Brooklyn, NY

NPI Status: Active since January 16, 2007

Contact Information

148 ATLANTIC AVE
BROOKLYN, NY
ZIP 11201
Phone: (718) 875-5437
Fax: (718) 875-5450

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  • Individual
  • Female
  • Dentist
  • Pediatric Dentistry

About JANICE LAU

This page provides the complete NPI Profile along with additional information for Janice Lau, a provider established in Brooklyn, New York with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1720139678 assigned on January 2007. The practitioner's primary taxonomy code is 1223P0221X with license number 049299 (NY). The provider is registered as an individual and her NPI record was last updated 13 years ago.

NPI
1720139678
Provider Name
DR. JANICE LAU DDS
Gender
Female
Entity Type
Individual
Location Address
148 ATLANTIC AVE BROOKLYN, NY 11201
Location Phone
(718) 875-5437
Location Fax
(718) 875-5450
Mailing Address
96 SCHERMERHORN ST APT 10F BROOKLYN, NY 11201
Mailing Phone
(917) 671-7878
Is Sole Proprietor?
Yes
Enumeration Date
01-16-2007
Last Update Date
01-30-2013
Code Navigator

A dentist like Janice Lau is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

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

Dentist Pediatric Dentistry

Taxonomy Code
1223P0221X
Type
Dental Providers
License No.
049299
License State
NY
Taxonomy Description
An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.

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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 1720139678, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
8
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 2 → 4 1 → 2 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 2 + 3 + 1 + 8 + 6 + 1 + 4 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1720139678.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Clinic/Center (Dental)
148 ATLANTIC AVE
BROOKLYN, NY 11201
Dentist (Pediatric Dentistry)
148 ATLANTIC AVE
BROOKLYN, NY 11201
Clinic/Center (Health Service)
148 ATLANTIC AVE
BROOKLYN, NY 11201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720139678, enumerated as an "individual" on January 16, 2007.

The provider is located at 148 ATLANTIC AVE BROOKLYN, NY 11201 and the phone number is (718) 875-5437.

Dentist with taxonomy code 1223P0221X and a focus in Pediatric Dentistry.