DR. CHARLES EDWARD DUVALL JR. D.C., M.P.S. M.ED.
NPI 1194936211
Chiropractor - Independent Medical Examiner in Akron, OH
NPI Status: Active since May 24, 2007
Contact Information
2307 EAST AVE
AKRON, OH
ZIP 44314
Phone: (330) 745-2141
Fax: (330) 745-9105
- Individual
- Male
- Chiropractor
- Independent Medical Examiner
About CHARLES DUVALL
This page provides the complete NPI Profile along with additional information for Charles Duvall, a provider established in Akron, Ohio with a medical specialization in Chiropractor, focusing in independent medical examiner . The healthcare provider is registered in the NPI registry with number 1194936211 assigned on May 2007. The practitioner's primary taxonomy code is 111NI0013X with license number 770 (OH). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1194936211
- Provider Name
- DR. CHARLES EDWARD DUVALL JR. D.C., M.P.S. M.ED.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 2307 EAST AVE AKRON, OH 44314
- Location Phone
- (330) 745-2141
- Location Fax
- (330) 745-9105
- Mailing Address
- 13332 WILLIAMSBURG AVE NW UNIONTOWN, OH 44685
- Mailing Phone
- (330) 699-0250
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 05-24-2007
- Last Update Date
- 09-11-2025
- Code Navigator
A chiropractor like Charles Duvall helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.
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
Chiropractor Independent Medical Examiner
- Taxonomy Code
- 111NI0013X
- Type
- Chiropractic Providers
- License No.
- 770
- License State
- OH
- Taxonomy Description
- A chiropractor and special evaluator not involved with the medical care of the individual examinee that impartially evaluates the care being provided by other practitioners to clarify clinical, disability, liability or other case issues.
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) |
|---|---|---|---|---|
| 1 | 111N00000X | Chiropractic Providers | Chiropractor | 770 (OH) |
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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 1194936211, 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.
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 59 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1194936211, enumerated as an "individual" on May 24, 2007.
The provider is located at 2307 EAST AVE AKRON, OH 44314 and the phone number is (330) 745-2141.
Chiropractor with taxonomy code 111NI0013X and a focus in Independent Medical Examiner.
