TMD AND PERIODONTAL ASSOCIATES
NPI 1821274044
Clinic/Center - Dental in Boston, MA

NPI Status: Active since January 17, 2008

Contact Information

396 COMMONWEALTH AVE
BOSTON, MA
ZIP 02215
Phone: (617) 536-7720
Fax: (617) 536-8290

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  • Organization
  • Clinic/Center
  • Dental

About TMD AND PERIODONTAL ASSOCIATES

This page provides the complete NPI Profile along with additional information for Tmd And Periodontal Associates, a provider established in Boston, Massachusetts operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1821274044 assigned on January 2008. The practitioner's primary taxonomy code is 261QD0000X with license number 17846 (MA). The provider is registered as an organization and their NPI record was last updated 18 years ago. The provider's is doing business as Tmd And Periodontal Associates. The authorized official of this NPI record is Dr. Irina Deresh Dmd (President)

NPI
1821274044
Provider Legal Name
IRINA DERESH
Other Organization Name
TMD AND PERIODONTAL ASSOCIATES
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
396 COMMONWEALTH AVE BOSTON, MA 02215
Location Phone
(617) 536-7720
Location Fax
(617) 536-8290
Mailing Address
396 COMMONWEALTH AVE BOSTON, MA 02215
Mailing Phone
(617) 536-7720
Mailing Fax
(617) 536-8290
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-17-2008
Last Update Date
01-17-2008
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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

Clinic/Center Dental

Taxonomy Code
261QD0000X
Type
Ambulatory Health Care Facilities
License No.
17846
License State
MA

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. IRINA DERESH DMD

Authorized Official Title
PRESIDENT
Authorized Official Phone
(617) 536-7720

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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 1821274044, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 4 + 7 + 8 + 0 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1821274044.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Dentist (Orthodontics and Dentofacial Orthopedics)
396 COMMONWEALTH AVE
BOSTON, MA 02215
Dentist (Prosthodontics)
396 COMMONWEALTH AVE, SUITE 103A
BOSTON, MA 02215

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821274044, enumerated as an "organization" on January 17, 2008.

The provider is located at 396 COMMONWEALTH AVE BOSTON, MA 02215 and the phone number is (617) 536-7720.

Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.