DR. DOUGLAS J MACKO DMD
NPI 1881744092
Dentist - Pediatric Dentistry in Southington, CT

NPI Status: Active since January 11, 2007

Contact Information

55 MERIDEN AVENUE
SUITE 3F
SOUTHINGTON, CT
ZIP 06489
Phone: (860) 621-8959
Fax: (860) 628-2459

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  • Individual
  • Male
  • Dentist
  • Pediatric Dentistry

About DOUGLAS MACKO

This page provides the complete NPI Profile along with additional information for Douglas Macko, a provider established in Southington, Connecticut with a medical specialization in Dentist, focusing in pediatric dentistry . The healthcare provider is registered in the NPI registry with number 1881744092 assigned on January 2007. The practitioner's primary taxonomy code is 1223P0221X with license number 004917 (CT). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1881744092
Provider Name
DR. DOUGLAS J MACKO DMD
Gender
Male
Entity Type
Individual
Location Address
55 MERIDEN AVENUE SUITE 3F SOUTHINGTON, CT 06489
Location Phone
(860) 621-8959
Location Fax
(860) 628-2459
Mailing Address
55 MERIDEN AVENUE SUITE 3F SOUTHINGTON, CT 06489
Mailing Phone
(860) 621-8959
Mailing Fax
(860) 628-2459
Is Sole Proprietor?
No
Enumeration Date
01-11-2007
Last Update Date
07-08-2007
Code Navigator

A dentist like Douglas Macko 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.
004917
License State
CT
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 1881744092, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
8
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
1
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
2
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 8 → 16 → 7 7 → 14 → 5 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 6 + 1 + 1 + 4 + 4 + 8 + 0 + 1 + 8 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1881744092.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1881744092, enumerated as an "individual" on January 11, 2007.

The provider is located at 55 MERIDEN AVENUE SUITE 3F SOUTHINGTON, CT 06489 and the phone number is (860) 621-8959.

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