DR. WILLIAM C CHARLES PHARMD
NPI 1780116665
Pharmacist - Pharmacotherapy in Pine Ridge, SD

NPI Status: Active since March 30, 2017

Contact Information

HWY 18
PINE RIDGE, SD
ZIP 57770
Phone: (605) 867-5131

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  • Individual
  • Male
  • Pharmacist
  • Pharmacotherapy

About WILLIAM CHARLES

This page provides the complete NPI Profile along with additional information for William Charles, a provider established in Pine Ridge, South Dakota with a medical specialization in Pharmacist, focusing in pharmacotherapy . The healthcare provider is registered in the NPI registry with number 1780116665 assigned on March 2017. The practitioner's primary taxonomy code is 1835P1200X with license number 20206 (MD). The provider is registered as an individual and his NPI record was last updated 9 years ago.

NPI
1780116665
Provider Name
DR. WILLIAM C CHARLES PHARMD
Gender
Male
Entity Type
Individual
Location Address
HWY 18 PINE RIDGE, SD 57770
Location Phone
(605) 867-5131
Mailing Address
PO BOX 1201 EAST HIGHWAY 18 PINE RIDGE, SD 57770
Is Sole Proprietor?
No
Enumeration Date
03-30-2017
Last Update Date
03-30-2017
Code Navigator

A pharmacist like William Charles fills prescription medications, verifying instructions from physicians and offers expertise in the safe use of prescriptions. Pharmacists instruct patients on how to take a prescribed medicine and educate patients about potential side effects. Pharmacists might also conduct health and wellness screenings, provide immunizations, oversee the medications given to patients, and provide advice on healthy lifestyles.

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

Pharmacist Pharmacotherapy

Taxonomy Code
1835P1200X
Type
Pharmacy Service Providers
License No.
20206
License State
MD
Taxonomy Description
A licensed pharmacist who has demonstrated specialized knowledge and skill in optimizing pharmacotherapeutic care of patients, by developing, implementing, monitoring, and modifying complex treatment plans, providing advanced level education and consultation, and collaborating with other health professionals in the management of therapy.

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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 1780116665, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
7
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
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 8 → 16 → 7 1 → 2 6 → 12 → 3 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 6 + 0 + 2 + 1 + 1 + 2 + 6 + 1 + 2 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1780116665.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Pharmacist
HWY 18, PHS INDIAN HOSPITAL
PINE RIDGE, SD 57770
Registered Nurse (Medical-Surgical)
HWY 18
PINE RIDGE, SD 57770
Pharmacist
HWY 18
PINE RIDGE, SD 57770

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780116665, enumerated as an "individual" on March 30, 2017.

The provider is located at HWY 18 PINE RIDGE, SD 57770 and the phone number is (605) 867-5131.

Pharmacist with taxonomy code 1835P1200X and a focus in Pharmacotherapy.