R. JOSEPH LIBBY, D.M.D., P.A.
NPI 1235186271
Dentist - General Practice in Bangor, ME

NPI Status: Active since May 27, 2006

Contact Information

875 HAMMOND ST
BANGOR, ME
ZIP 04401
Phone: (207) 947-8861
Fax: (207) 947-2643

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  • Organization
  • Dentist
  • General Practice

About R. JOSEPH LIBBY, D.M.D., P.A.

This page provides the complete NPI Profile along with additional information for R. Joseph Libby, D.m.d., P.a., a provider established in Bangor, Maine operating as a Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1235186271 assigned on May 2006. The practitioner's primary taxonomy code is 1223G0001X with license number 2775 (ME). 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. R. Joseph Libby D.m.d. (President)

NPI
1235186271
Provider Name
R. JOSEPH LIBBY, D.M.D., P.A.
Entity Type
Organization
Location Address
875 HAMMOND ST BANGOR, ME 04401
Location Phone
(207) 947-8861
Location Fax
(207) 947-2643
Mailing Address
875 HAMMOND ST BANGOR, ME 04401
Mailing Phone
(207) 947-8861
Mailing Fax
(207) 947-2643
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-27-2006
Last Update Date
08-22-2020
Code Navigator

A dentist like R. Joseph Libby, D.m.d., P.a. 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 General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
2775
License State
ME
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

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. R. JOSEPH LIBBY D.M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(207) 947-8861

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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 1235186271, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 3 → 6 1 → 2 6 → 12 → 3 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 6 + 5 + 2 + 8 + 1 + 2 + 2 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1235186271.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Early Intervention Provider Agency
875 HAMMOND ST
BANGOR, ME 04401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235186271, enumerated as an "organization" on May 27, 2006.

The provider is located at 875 HAMMOND ST BANGOR, ME 04401 and the phone number is (207) 947-8861.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.