DR. GREG BAKER ORTHODONTICS, PLLC
NPI 1811829583
Dentist - Orthodontics and Dentofacial Orthopedics in Alton, NH
NPI Status: Active since May 29, 2026
This NPI profile has been added to the NPI registry within the last 30 days.
- Organization
- Dentist
- Orthodontics and Dentofacial Orthopedics
About DR. GREG BAKER ORTHODONTICS, PLLC
This page provides the complete NPI Profile along with additional information for Dr. Greg Baker Orthodontics, Pllc, a provider established in Alton, New Hampshire operating as a Dentist, focusing in orthodontics and dentofacial orthopedics . The healthcare provider is registered in the NPI registry with number 1811829583 assigned on May 2026. The practitioner's primary taxonomy code is 1223X0400X. The provider is registered as an organization and their NPI record was last updated May 2026. 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 Greg Baker (Orthodontist)
- NPI
- 1811829583
- Provider Name
- DR. GREG BAKER ORTHODONTICS, PLLC
- Entity Type
- Organization
- Location Address
- 82 MAIN ST ALTON, NH 03809
- Location Phone
- (603) 280-4500
- Mailing Address
- 221 MAIN ST STE N NASHUA, NH 03060
- Mailing Phone
- (603) 956-6032
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-29-2026
- Last Update Date
- 05-29-2026
- Code Navigator
A dentist like Dr. Greg Baker Orthodontics, Pllc 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 Orthodontics and Dentofacial Orthopedics
- Taxonomy Code
- 1223X0400X
- Type
- Dental Providers
- Taxonomy Description
- That area of dentistry concerned with the supervision, guidance and correction of the growing or mature dentofacial structures, including those conditions that require movement of teeth or correction of malrelationships and malformations of their related structures and the adjustment of relationships between and among teeth and facial bones by the application of forces and/or the stimulation and redirection of functional forces within the craniofacial complex. Major responsibilities of orthodontic practice include the diagnosis, prevention, interception and treatment of all forms of malocclusion of the teeth and associated alterations in their surrounding structures; the design, application and control of functional and corrective appliances; and the guidance of the dentition and its supporting structures to attain and maintain optimum occlusal relations in physiologic and esthetic harmony among facial and cranial structures.
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.
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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 1811829583, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).
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 67 is 70. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1811829583, enumerated as an "organization" on May 29, 2026.
The provider is located at 82 MAIN ST ALTON, NH 03809 and the phone number is (603) 280-4500.
Dentist with taxonomy code 1223X0400X and a focus in Orthodontics and Dentofacial Orthopedics.
