COREY AND THEN PA
NPI 1811010309
Dentist - Periodontics in South Portland, ME

NPI Status: Active since April 09, 2007

Contact Information

254 WESTERN AVE
SOUTH PORTLAND, ME
ZIP 04106
Phone: (207) 774-5527
Fax: (207) 780-1188

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  • Organization
  • Dentist
  • Periodontics

About COREY AND THEN PA

This page provides the complete NPI Profile along with additional information for Corey And Then Pa, a provider established in South Portland, Maine operating as a Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1811010309 assigned on April 2007. The practitioner's primary taxonomy code is 1223P0300X. The provider is registered as an organization and their NPI record was last updated 6 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 Dr. Jon B Corey Dmd,pa (President)

NPI
1811010309
Provider Name
COREY AND THEN PA
Entity Type
Organization
Location Address
254 WESTERN AVE SOUTH PORTLAND, ME 04106
Location Phone
(207) 774-5527
Location Fax
(207) 780-1188
Mailing Address
254 WESTERN AVE SOUTH PORTLAND, ME 04106
Mailing Phone
(207) 774-5527
Mailing Fax
(207) 780-1188
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-09-2007
Last Update Date
08-22-2020
Code Navigator

A dentist like Corey And Then Pa 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 Periodontics

Taxonomy Code
1223P0300X
Type
Dental Providers
Taxonomy Description
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

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

DR. JON B COREY DMD,PA

Authorized Official Title
PRESIDENT
Authorized Official Phone
(207) 774-5527

Reviews for COREY AND THEN PA

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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 1811010309, we treat the final digit (9) 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 41. The final step is to find the difference between that total and the next multiple of ten (50 - 41 = 9).

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
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
0
Doubled → 0
Check
9
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 1 → 2 0 → 0 0 → 0 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 0 + 1 + 0 + 3 + 0 + 24 = 41

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

The next multiple of ten after 41 is 50. The difference is the calculated check digit.

50 - 41 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1811010309.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Point of Service
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Dental Hygienist
254 WESTERN AVE
S PORTLAND, ME 04106
Counselor (Professional)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Psychiatry & Neurology (Addiction Medicine)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Orthopaedic Surgery (Foot and Ankle Surgery)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Dentist (Periodontics)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Nurse Practitioner (Family)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Specialist/Technologist (Athletic Trainer)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106
Dentist (Oral and Maxillofacial Surgery)
254 WESTERN AVE
SOUTH PORTLAND, ME 04106

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811010309, enumerated as an "organization" on April 09, 2007.

The provider is located at 254 WESTERN AVE SOUTH PORTLAND, ME 04106 and the phone number is (207) 774-5527.

Dentist with taxonomy code 1223P0300X and a focus in Periodontics.