DR. IVY CHEN DDS, MMSC
NPI 1205047479
Dentist - Orthodontics and Dentofacial Orthopedics in Concord, MA

NPI Status: Active since May 26, 2007

Contact Information

290 BAKER AVE
CONCORD, MA
ZIP 01742
Phone: (857) 222-9988

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  • Individual
  • Female
  • Dentist
  • Orthodontics and Dentofacial Orthopedics

About IVY CHEN

This page provides the complete NPI Profile along with additional information for Ivy Chen, a provider established in Concord, Massachusetts with a medical specialization in Dentist, focusing in orthodontics and dentofacial orthopedics . The healthcare provider is registered in the NPI registry with number 1205047479 assigned on May 2007. The practitioner's primary taxonomy code is 1223X0400X with license number 20548 (MA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1205047479
Provider Name
DR. IVY CHEN DDS, MMSC
Gender
Female
Entity Type
Individual
Location Address
290 BAKER AVE CONCORD, MA 01742
Location Phone
(857) 222-9988
Mailing Address
PO BOX 96 CONCORD, MA 01742
Mailing Phone
(857) 222-9988
Is Sole Proprietor?
No
Enumeration Date
05-26-2007
Last Update Date
07-08-2007
Code Navigator

A dentist like Ivy Chen 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 Orthodontics and Dentofacial Orthopedics

Taxonomy Code
1223X0400X
Type
Dental Providers
License No.
20548
License State
MA
Taxonomy Description
That area of dentistry concerned with the supervision, guidance and correction of the growing or mature dentofacial structures, including those conditions that require movement of teeth or correction of malrelationships and malformations of their related structures and the adjustment of relationships between and among teeth and facial bones by the application of forces and/or the stimulation and redirection of functional forces within the craniofacial complex. Major responsibilities of orthodontic practice include the diagnosis, prevention, interception and treatment of all forms of malocclusion of the teeth and associated alterations in their surrounding structures; the design, application and control of functional and corrective appliances; and the guidance of the dentition and its supporting structures to attain and maintain optimum occlusal relations in physiologic and esthetic harmony among facial and cranial 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 1205047479, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 0 + 5 + 0 + 4 + 1 + 4 + 4 + 1 + 4 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1205047479.

Other Providers at the Same Location


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

Dermatology
290 BAKER AVE, SUITE 220N
CONCORD, MA 01742
Dentist (Pediatric Dentistry)
290 BAKER AVE, SUITE N228
CONCORD, MA 01742
Dentist (Pediatric Dentistry)
290 BAKER AVE
CONCORD, MA 01742
Dentist (Pediatric Dentistry)
290 BAKER AVE
CONCORD, MA 01742
Dentist (Pediatric Dentistry)
290 BAKER AVE, SUITE N228
CONCORD, MA 01742
Neuromusculoskeletal Medicine, Sports Medicine
290 BAKER AVE
CONCORD, MA 01742
Orthopaedic Surgery
290 BAKER AVE
CONCORD, MA 01742
Dermatology
290 BAKER AVE
CONCORD, MA 01742
Dermatology
290 BAKER AVE
CONCORD, MA 01742
Physical Therapist
290 BAKER AVE, SUITE 111
CONCORD, MA 01742
Physical Therapist
290 BAKER AVE, STE 111
CONCORD, MA 01742
Physical Therapist
290 BAKER AVE, STE 111
CONCORD, MA 01742
Physical Therapist
290 BAKER AVE, SUITE 111
CONCORD, MA 01742
Dentist (General Practice)
290 BAKER AVE, SOUTH 102
CONCORD, MA 01742
Dentist (Endodontics)
290 BAKER AVE, S205
CONCORD, MA 01742
Dentist (Prosthodontics)
290 BAKER AVE, SUITE S104
CONCORD, MA 01742
Dentist (General Practice)
290 BAKER AVE, N-110
CONCORD, MA 01742
Dentist (General Practice)
290 BAKER AVE, SUITE N224
CONCORD, MA 01742
Dentist (General Practice)
290 BAKER AVE, SUITE S 104
CONCORD, MA 01742
Dentist (Pediatric Dentistry)
290 BAKER AVE, SUITE S-200
CONCORD, MA 01742

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1205047479, enumerated as an "individual" on May 26, 2007.

The provider is located at 290 BAKER AVE CONCORD, MA 01742 and the phone number is (857) 222-9988.

Dentist with taxonomy code 1223X0400X and a focus in Orthodontics and Dentofacial Orthopedics.