CHARLES ELWELL III, D.M.D., P.A.
NPI 1558140657
Clinic/Center - Dental in Sarasota, FL

NPI Status: Active since September 27, 2023

Contact Information

3307 CLARK RD STE 104
SARASOTA, FL
ZIP 34231
Phone: (941) 366-8882

Get Directions Write a Review

  • Organization
  • Clinic/Center
  • Dental

About CHARLES ELWELL III, D.M.D., P.A.

This page provides the complete NPI Profile along with additional information for Charles Elwell Iii, D.m.d., P.a., a provider established in Sarasota, Florida operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1558140657 assigned on September 2023. The practitioner's primary taxonomy code is 261QD0000X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is Dr. Charles W Elwell Iii D.m.d. (Owner/president)

NPI
1558140657
Provider Name
CHARLES ELWELL III, D.M.D., P.A.
Entity Type
Organization
Location Address
3307 CLARK RD STE 104 SARASOTA, FL 34231
Location Phone
(941) 366-8882
Mailing Address
3307 CLARK RD STE 104 SARASOTA, FL 34231
Mailing Phone
(941) 366-8882
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-27-2023
Last Update Date
01-30-2026
Code Navigator

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

Clinic/Center Dental

Taxonomy Code
261QD0000X
Type
Ambulatory Health Care Facilities

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. CHARLES W ELWELL III D.M.D.

Authorized Official Title
OWNER/PRESIDENT
Authorized Official Phone
(941) 366-8882

Reviews for CHARLES ELWELL III, D.M.D., P.A.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1558140657, we treat the final digit (7) 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 7).

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
5
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
7
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 5 → 10 → 1 1 → 2 0 → 0 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 0 + 8 + 2 + 4 + 0 + 6 + 1 + 0 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1558140657.

Other Providers at the Same Location


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

Dentist (General Practice)
3307 CLARK RD STE 104
SARASOTA, FL 34231

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1558140657, enumerated as an "organization" on September 27, 2023.

The provider is located at 3307 CLARK RD STE 104 SARASOTA, FL 34231 and the phone number is (941) 366-8882.

Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.