JOEL H. HARRISON, DMD, LTD
NPI 1639927338
Dentist - Oral and Maxillofacial Surgery in Warwick, RI

NPI Status: Active since May 08, 2024

Contact Information

230 AIRPORT RD
WARWICK, RI
ZIP 02889
Phone: (401) 732-4117
Fax: (401) 352-0807

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  • Organization
  • Dentist
  • Oral and Maxillofacial Surgery

About JOEL H. HARRISON, DMD, LTD

This page provides the complete NPI Profile along with additional information for Joel H. Harrison, Dmd, Ltd, a provider established in Warwick, Rhode Island operating as a Dentist, focusing in oral and maxillofacial surgery . The healthcare provider is registered in the NPI registry with number 1639927338 assigned on May 2024. The practitioner's primary taxonomy code is 1223S0112X. The provider is registered as an organization and their NPI record was last updated 2 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Joel H Harrison Dmd (Owner)

NPI
1639927338
Provider Name
JOEL H. HARRISON, DMD, LTD
Entity Type
Organization
Location Address
230 AIRPORT RD WARWICK, RI 02889
Location Phone
(401) 732-4117
Location Fax
(401) 352-0807
Mailing Address
230 AIRPORT RD WARWICK, RI 02889
Mailing Phone
(401) 732-4117
Mailing Fax
(401) 352-0807
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-08-2024
Last Update Date
05-08-2024
Code Navigator

A dentist like Joel H. Harrison, Dmd, Ltd 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.

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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

Dentist Oral and Maxillofacial Surgery

Taxonomy Code
1223S0112X
Type
Dental Providers
Taxonomy Description
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

JOEL H HARRISON DMD

Authorized Official Title
OWNER
Authorized Official Phone
(401) 732-4117

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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 1639927338, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 1 + 8 + 2 + 1 + 4 + 3 + 6 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1639927338.

Other Providers at the Same Location


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

Dentist (Oral and Maxillofacial Surgery)
230 AIRPORT RD
WARWICK, RI 02889
Dentist
230 AIRPORT RD
WARWICK, RI 02889

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639927338, enumerated as an "organization" on May 08, 2024.

The provider is located at 230 AIRPORT RD WARWICK, RI 02889 and the phone number is (401) 732-4117.

Dentist with taxonomy code 1223S0112X and a focus in Oral and Maxillofacial Surgery.