WILLIAM M FEATHERSTON, M.D., P.C.
NPI 1598904484
General Practice in Elk City, OK

NPI Status: Active since February 17, 2009

Contact Information

1925 W 3RD ST
ELK CITY, OK
ZIP 73644
Phone: (580) 225-2203
Fax: (580) 225-5013

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  • Organization
  • General Practice

About WILLIAM M FEATHERSTON, M.D., P.C.

This page provides the complete NPI Profile along with additional information for William M Featherston, M.d., P.c., a primary care provider established in Elk City, Oklahoma operating as a General Practice. The healthcare provider is registered in the NPI registry with number 1598904484 assigned on February 2009. The practitioner's primary taxonomy code is 208D00000X with license number 5942 (OK). The provider is registered as an organization and their NPI record was last updated 3 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. William Matthew Featherston M.d. (Physician/owner)

NPI
1598904484
Provider Name
WILLIAM M FEATHERSTON, M.D., P.C.
Entity Type
Organization
Location Address
1925 W 3RD ST ELK CITY, OK 73644
Location Phone
(580) 225-2203
Location Fax
(580) 225-5013
Mailing Address
1925 W 3RD ST P.O. BOX 1129 ELK CITY, OK 73644
Mailing Phone
(580) 225-2203
Mailing Fax
(580) 225-5013
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-17-2009
Last Update Date
03-07-2023
Code Navigator

A primary care provider (PCP) like William M Featherston, M.d., P.c. sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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

General Practice

Taxonomy Code
208D00000X
Type
Allopathic & Osteopathic Physicians
License No.
5942
License State
OK
Taxonomy Description
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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. WILLIAM MATTHEW FEATHERSTON M.D.

Authorized Official Title
PHYSICIAN/OWNER
Authorized Official Phone
(580) 225-2203

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
100140470AMEDICAID (05)OK 
450262840OTHER (01)MEDICARE
1104915529OTHER (01)NPI
5942OTHER (01)OKOKLAHOMA MEDICAL LICENSE

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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 1598904484, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
4
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 9 → 18 → 9 9 → 18 → 9 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 1 + 8 + 0 + 8 + 4 + 1 + 6 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1598904484.

Other Providers at the Same Location


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

Home Health
1925 W 3RD ST
ELK CITY, OK 73644

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598904484, enumerated as an "organization" on February 17, 2009.

The provider is located at 1925 W 3RD ST ELK CITY, OK 73644 and the phone number is (580) 225-2203.

General Practice with taxonomy code 208D00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.