DR. CHARLES CLARK
NPI 1346133287
Dentist - Pediatric Dentistry in East Boston, MA
NPI Status: Active since May 30, 2025
Contact Information
20 MAVERICK SQ
EAST BOSTON, MA
ZIP 02128
Phone: (617) 568-4464
- Individual
- Male
- Dentist
- Pediatric Dentistry
About CHARLES CLARK
This page provides the complete NPI Profile along with additional information for Charles Clark, a provider established in East Boston, Massachusetts with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1346133287 assigned on May 2025. The practitioner's primary taxonomy code is 1223P0221X with license number 1857730 (MA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1346133287
- Provider Name
- DR. CHARLES CLARK
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 20 MAVERICK SQ EAST BOSTON, MA 02128
- Location Phone
- (617) 568-4464
- Mailing Address
- 1282 BOYLSTON ST UNIT 1023 BOSTON, MA 02215
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-30-2025
- Last Update Date
- 05-30-2025
- Code Navigator
A dentist like Charles Clark 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.
- 1857730
- License State
- MA
- 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 1346133287, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 63 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
EAST BOSTON, MA 02128
BOSTON, MA 02128
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1346133287, enumerated as an "individual" on May 30, 2025.
The provider is located at 20 MAVERICK SQ EAST BOSTON, MA 02128 and the phone number is (617) 568-4464.
Dentist with taxonomy code 1223P0221X and a focus in Pediatric Dentistry.
