DR. JOHN BRANDON CARROLL D.D.S.
NPI 1437483609
Dentist - Endodontics in Iowa City, IA

NPI Status: Active since September 21, 2009

Contact Information

322 DENTAL SCIENCE BLDG S
IOWA CITY, IA
ZIP 52242
Phone: (319) 335-7440

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  • Individual
  • Male
  • Dentist
  • Endodontics

About JOHN CARROLL

This page provides the complete NPI Profile along with additional information for John Carroll, a provider established in Iowa City, Iowa with a medical specialization in Dentist, focusing in endodontics . The healthcare provider is registered in the NPI registry with number 1437483609 assigned on September 2009. The practitioner's primary taxonomy code is 1223E0200X with license number 40120 (IA). The provider is registered as an individual and his NPI record was last updated 15 years ago.

NPI
1437483609
Provider Name
DR. JOHN BRANDON CARROLL D.D.S.
Gender
Male
Entity Type
Individual
Location Address
322 DENTAL SCIENCE BLDG S IOWA CITY, IA 52242
Location Phone
(319) 335-7440
Mailing Address
435 DENTAL SCIENCE BLDG S IOWA CITY, IA 52242
Mailing Phone
(832) 454-9154
Is Sole Proprietor?
No
Enumeration Date
09-21-2009
Last Update Date
09-07-2011
Code Navigator

A dentist like John Carroll 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 Endodontics

Taxonomy Code
1223E0200X
Type
Dental Providers
License No.
40120
License State
IA
Taxonomy Description
The branch of dentistry that is concerned with the morphology, physiology and pathology of the human dental pulp and periradicular tissues. Its study and practice encompass the basic and clinical sciences including biology of the normal pulp, the etiology, diagnosis, prevention and treatment of diseases and injuries of the pulp and associated periradicular conditions.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1122300000XDental Providers

Dentist

24761 (TX)

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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 1437483609, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
4
Unchanged
Pos 3
3
Doubled → 6
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
3
Doubled → 6
Pos 8
6
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 3 → 6 4 → 8 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 6 + 7 + 8 + 8 + 6 + 6 + 0 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1437483609.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S, PEDIATRIC DENTISTRY
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (Periodontics)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (Oral and Maxillofacial Surgery)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (Pediatric Dentistry)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (General Practice)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (Endodontics)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Student in an Organized Health Care Education/Training Program
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (General Practice)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (Orthodontics and Dentofacial Orthopedics)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (General Practice)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (General Practice)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242
Dentist (General Practice)
322 DENTAL SCIENCE BLDG S
IOWA CITY, IA 52242

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1437483609, enumerated as an "individual" on September 21, 2009.

The provider is located at 322 DENTAL SCIENCE BLDG S IOWA CITY, IA 52242 and the phone number is (319) 335-7440.

Dentist with taxonomy code 1223E0200X and a focus in Endodontics.