OREGON ASC COMPANY, LLC
NPI 1124984901
Clinic/Center - Ambulatory Surgical in Oshkosh, WI

NPI Status: Active since December 24, 2025

Contact Information

250 WEST 6TH AVENUE
SUITE 100
OSHKOSH, WI
ZIP 54902
Phone: (920) 651-8200

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  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • CLIA Number: 52D2336296
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 12-29-2027

About OREGON ASC COMPANY, LLC

This page provides the complete NPI Profile along with additional information for Oregon Asc Company, Llc, a provider established in Oshkosh, Wisconsin operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1124984901 assigned on December 2025. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is William Flett (Cfo)

NPI
1124984901
Provider Name
OREGON ASC COMPANY, LLC
Entity Type
Organization
Location Address
250 WEST 6TH AVENUE SUITE 100 OSHKOSH, WI 54902
Location Phone
(920) 651-8200
Mailing Address
250 W 6TH AVE STE 100 OSHKOSH, WI 54902
Mailing Phone
(920) 651-8200
Mailing Fax
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
12-24-2025
Last Update Date
01-21-2026
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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

Clinic/Center Ambulatory Surgical

Taxonomy Code
261QA1903X
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

WILLIAM FLETT

Authorized Official Title
CFO
Authorized Official Phone
(920) 454-4013

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
52D2336296
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
December 30, 2025
Certificate Expiration Date
December 29, 2027
Laboratory Director
ABIGAIL PEREZ
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Oregon Asc Company, Llc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1124984901, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
0
Doubled → 0
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 2 → 4 9 → 18 → 9 4 → 8 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 1 + 8 + 8 + 8 + 9 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1124984901.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124984901, enumerated as an "organization" on December 24, 2025.

The provider is located at 250 WEST 6TH AVENUE SUITE 100 OSHKOSH, WI 54902 and the phone number is (920) 651-8200.

Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.