Dr. Brett S. Knudsen
Dr. Brett S. Knudsen
Last updated: Jul 7, 2025

Dr. Brett S. Knudsen

  • Gender: Male
  • Sole propriator: No
  • NPI: 1861953721

Dr. Brett S. Knudsen

Resident

He is located at 3400 Union Avenue in Sheboygan, WI 53081. His National Provider Identifier (NPI) number is 1861953721. Appointment can be made via the phone number (920) 802-2100.

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Brett S. Knudsen as in-network for the following 2026 plans.

Health plans

CareSource (Common Ground Healthcare)

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 18 plans from CareSource (Common Ground Healthcare)
CareSource (Common Ground Healthcare) plans
Plan Plan type Network tier New patients
CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Bronze Standard $7500 EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam EPO · Expanded Bronze Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold $0 Ded EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold $3300 EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold Standard $2000 EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Gold Standard $2000 - Vision Exam EPO · Gold Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded EPO · Silver Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded - Vision Exam EPO · Silver Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded EPO · Silver Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded - Vision Exam EPO · Silver Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver Standard $6000 EPO · Silver Preferred Accepting new patients
CareSource (Common Ground Healthcare) Silver Standard $6000 - Vision Exam EPO · Silver Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Brett S. Knudsen is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Brett S. Knudsen is enrolled to bill Medicare as a Practitioner - Hospitalist (also registered under: Practitioner - Internal Medicine) .

Bills through: Aurora Medical Group, Inc.

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Looking for more Residents?

Out of the 30 residents in this region, here are 10 randomly selected ones for you to explore.

Dr. Tyler Kalmuck
  • Gender: Male
  • Address: 3637 Wilgus Avenue Sheboygan, 53081, WI
Dr. Rachael Bree Hosein
  • Gender: Female
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Dr. Muniba Chohan
  • Gender: Female
  • Address: 3100 Superior Avenue Sheboygan, 53081, WI
Dr. Matthew Hemsing
  • Gender: Male
  • Address: 2920 Superior Avenue Sheboygan, 53081, WI
Dr. Jessica Joell Leszczynski
  • Gender: Female
  • Address: 1411 North Taylor Drive Sheboygan, 53081, WI
Dr. Christopher Yang
  • Gender: Male
  • Address: 1214 South 23rd Street Sheboygan, 53081, WI
Dr. Natalie Ordonez
  • Gender: Female
  • Address: 1721 Saemann Avenue Sheboygan, 53081, WI
Dr. Peter R. Dehaai
  • Gender: Male
  • Address: 3100 Superior Avenue Sheboygan, 53081, WI
Dr. Dominic Michael Colella
  • Gender: Male
  • Address: 11104 Parkview Circle Drive Suite 310 Fort Wayne, 46845, IN
Dr. Susan Anne Edna Evans
  • Gender: Female
  • Address: 1411 North Taylor Drive Sheboygan, 53081, WI

Questions & Answers

Where can you meet with Dr. Brett S. Knudsen?

Dr. Brett S. Knudsen's office is located at 3400 Union Avenue in Sheboygan, WI 53081.

Does Dr. Brett S. Knudsen accept insurance?

Dr. Brett S. Knudsen is listed in-network for 18 ACA Marketplace (Obamacare/HealthCare.gov) plans from CareSource (Common Ground Healthcare). See the Marketplace plans section for details.