CORNER DRUG STORE
NPI 1700940491
Durable Medical Equipment & Medical Supplies in Madill, OK

NPI Status: Active since December 20, 2006

Contact Information

100 E MAIN ST
MADILL, OK
ZIP 73446
Phone: (580) 795-3376
Fax: (580) 795-3255

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About CORNER DRUG STORE

This page provides the complete NPI Profile along with additional information for Corner Drug Store, a provider established in Madill, Oklahoma operating as a Durable Medical Equipment & Medical Supplies. The healthcare provider is registered in the NPI registry with number 1700940491 assigned on December 2006. The practitioner's primary taxonomy code is 332B00000X with license number 684095 (OK). The provider is registered as an organization and their NPI record was last updated 6 years ago. The provider's is doing business as Corner Drug Store. The authorized official of this NPI record is Dr. Calvin R Harkins Dph (Owner)

NPI
1700940491
Provider Legal Name
CALVIN HARKINS DBA CORNER DRUG STORE
Other Organization Name
CORNER DRUG STORE
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
100 E MAIN ST MADILL, OK 73446
Location Phone
(580) 795-3376
Location Fax
(580) 795-3255
Mailing Address
100 E MAIN ST MADILL, OK 73446
Mailing Phone
(580) 795-3376
Mailing Fax
(580) 795-3255
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-20-2006
Last Update Date
08-22-2020
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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

Durable Medical Equipment & Medical Supplies

Taxonomy Code
332B00000X
Type
Suppliers
License No.
684095
License State
OK
Taxonomy Description
A supplier of medical equipment such as respirators, wheelchairs, home dialysis systems, or monitoring systems, that are prescribed by a physician for a patient's use in the home and that are usable for an extended period of time.

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. CALVIN R HARKINS DPH

Authorized Official Title
OWNER
Authorized Official Phone
(580) 795-3376

Reviews for CORNER DRUG STORE

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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 1700940491, 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
7
Unchanged
Pos 3
0
Doubled → 0
Pos 4
0
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 0 → 0 9 → 18 → 9 0 → 0 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 0 + 0 + 1 + 8 + 4 + 0 + 4 + 1 + 8 + 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 1700940491.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Pharmacist
100 E MAIN ST
MADILL, OK 73446
Pharmacy (Community/Retail Pharmacy)
100 E MAIN ST
MADILL, OK 73446

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1700940491, enumerated as an "organization" on December 20, 2006.

The provider is located at 100 E MAIN ST MADILL, OK 73446 and the phone number is (580) 795-3376.

Durable Medical Equipment & Medical Supplies with taxonomy code 332B00000X.