MANGUM CITY HOSPITAL AUTHORITY
NPI 1275402398
Medicare Defined Swing Bed Unit in Mangum, OK

NPI Status: Active since November 05, 2025

Contact Information

1 WICKERSHAM DRIVE
MANGUM, OK
ZIP 73554
Phone: (580) 782-3353
Fax: (580) 782-5944

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  • Organization
  • Medicare Defined Swing Bed Unit

About MANGUM CITY HOSPITAL AUTHORITY

This page provides the complete NPI Profile along with additional information for Mangum City Hospital Authority, a provider established in Mangum, Oklahoma operating as a Medicare Defined Swing Bed Unit. The healthcare provider is registered in the NPI registry with number 1275402398 assigned on November 2025. The practitioner's primary taxonomy code is 275N00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Kelley Martinez (Ceo)

NPI
1275402398
Provider Name
MANGUM CITY HOSPITAL AUTHORITY
Entity Type
Organization
Location Address
1 WICKERSHAM DRIVE MANGUM, OK 73554
Location Phone
(580) 782-3353
Location Fax
(580) 782-5944
Mailing Address
PO BOX 280 MANGUM, OK 73554
Mailing Phone
(580) 782-3353
Mailing Fax
(580) 782-5944
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
11-05-2025
Last Update Date
11-05-2025
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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

Medicare Defined Swing Bed Unit

Taxonomy Code
275N00000X
Type
Hospital Units
Taxonomy Description
A unit of a hospital that has a Medicare provider agreement and has been granted approval from HCFA to provide post-hospital extended care services and be reimbursed as a swing-bed unit.

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

KELLEY MARTINEZ

Authorized Official Title
CEO
Authorized Official Phone
(580) 782-3353

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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 1275402398, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
2
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
8
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 7 → 14 → 5 4 → 8 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 8 + 0 + 4 + 3 + 1 + 8 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1275402398.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275402398, enumerated as an "organization" on November 05, 2025.

The provider is located at 1 WICKERSHAM DRIVE MANGUM, OK 73554 and the phone number is (580) 782-3353.

Medicare Defined Swing Bed Unit with taxonomy code 275N00000X.