ALAN WEISS DMD PC
NPI 1871958181
Clinic/Center - Dental in North Haven, CT

NPI Status: Active since December 31, 2015

Contact Information

1 SAINT JOHN ST
NORTH HAVEN, CT
ZIP 06473
Phone: (203) 239-0678

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  • Organization
  • Clinic/Center
  • Dental

About ALAN WEISS DMD PC

This page provides the complete NPI Profile along with additional information for Alan Weiss Dmd Pc, a provider established in North Haven, Connecticut operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1871958181 assigned on December 2015. The practitioner's primary taxonomy code is 261QD0000X with license number 0005728 (CT). The provider is registered as an organization and their NPI record was last updated 10 years ago. The authorized official of this NPI record is Dr. Alan Weiss Dmd (Doctor)

NPI
1871958181
Provider Name
ALAN WEISS DMD PC
Entity Type
Organization
Location Address
1 SAINT JOHN ST NORTH HAVEN, CT 06473
Location Phone
(203) 239-0678
Mailing Address
1 SAINT JOHN ST NORTH HAVEN, CT 06473
Mailing Phone
(203) 239-0678
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-31-2015
Last Update Date
12-31-2015
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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.
0005728
License State
CT

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. ALAN WEISS DMD

Authorized Official Title
DOCTOR
Authorized Official Phone
(203) 239-0678

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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 1871958181, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 4 + 1 + 1 + 8 + 5 + 1 + 6 + 1 + 1 + 6 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1871958181.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871958181, enumerated as an "organization" on December 31, 2015.

The provider is located at 1 SAINT JOHN ST NORTH HAVEN, CT 06473 and the phone number is (203) 239-0678.

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