GREGORY BIRON DMD, MD, PLLC
NPI 1912798737
Clinic/Center - Oral and Maxillofacial Surgery in Exeter, NH
NPI Status: Active since May 13, 2025
Contact Information
21 HAMPTON RD STE 202
EXETER, NH
ZIP 03833
Phone: (603) 773-3333
- Organization
- Clinic/Center
- Oral and Maxillofacial Surgery
About GREGORY BIRON DMD, MD, PLLC
This page provides the complete NPI Profile along with additional information for Gregory Biron Dmd, Md, Pllc, a provider established in Exeter, New Hampshire operating as a Clinic/center, focusing in oral and maxillofacial surgery . The healthcare provider is registered in the NPI registry with number 1912798737 assigned on May 2025. The practitioner's primary taxonomy code is 261QS0112X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Hailey E. Groleau (Office Manager)
- NPI
- 1912798737
- Provider Name
- GREGORY BIRON DMD, MD, PLLC
- Entity Type
- Organization
- Location Address
- 21 HAMPTON RD STE 202 EXETER, NH 03833
- Location Phone
- (603) 773-3333
- Mailing Address
- 21 HAMPTON RD STE 202 EXETER, NH 03833
- Mailing Phone
- (603) 773-3333
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-13-2025
- Last Update Date
- 05-13-2025
- Code Navigator
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
Clinic/Center Oral and Maxillofacial Surgery
- Taxonomy Code
- 261QS0112X
- Type
- Ambulatory Health Care Facilities
- Taxonomy Description
- An oral and maxillofacial surgery clinic or center 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.
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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 1912798737, 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 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 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 73 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
EXETER, NH 03833
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1912798737, enumerated as an "organization" on May 13, 2025.
The provider is located at 21 HAMPTON RD STE 202 EXETER, NH 03833 and the phone number is (603) 773-3333.
Clinic/Center with taxonomy code 261QS0112X and a focus in Oral and Maxillofacial Surgery.
