Dr. Marie K. Thomas
Last updated: Dec 13, 2020

Dr. Marie K. Thomas

  • Gender: Female
  • Experience: 15 years
  • Graduation year: 2006
  • Sole propriator: No
  • NPI: 1720024920

Dr. Marie K. Thomas M.D.

Colorectal Surgeon

She is located at 700 South Park Street Suite A in Madison, WI 53715. Can help patients with the following: Cancer, Colon Cancer, Crohn's Disease, Hemorrhoids, Inflammatory Bowel Disease (IBD), Pancreatitis. Her National Provider Identifier (NPI) number is 1720024920. Appointment can be made via the phone number (608) 260-2900. She is affiliated with 1 practices and 1 hospitals.

Conditions treated

Dr. Marie K. Thomas, being an colorectal surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Marie K. Thomas.

  • Achalasia
  • Anal Fissure
  • Appendicitis
  • Boils
  • Cancer
  • Colon Cancer
  • Crohn's Disease
  • Cyst
  • Diverticulosis
  • Enlarged Spleen
  • Esophageal Cancer
  • Gallstones
  • Gangrene
  • Heart Disease
  • Hemorrhoids
  • Hernia
  • Inflammatory Bowel Disease (IBD)
  • Lymphedema
  • Pancreatitis
  • Peptic Ulcer
  • Pilonidal Cyst
  • Sebaceous Cyst
  • Ulcerative Colitis

Procedures Performed by Dr. Marie K. Thomas

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Marie K. Thomas as in-network for the following 2026 plans.

Health plans

Anthem Blue Cross and Blue Shield

Network data as of Mar 25, 2026, as reported by the insurer.

Show all 9 plans from Anthem Blue Cross and Blue Shield
Anthem Blue Cross and Blue Shield plans
Plan Plan type Network tier New patients
Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Bronze Preferred/Broad HSA (+ Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients

Dean Health Plan

Network data as of Aug 13, 2026, as reported by the insurer.

Show all 18 plans from Dean Health Plan
Dean Health Plan plans
Plan Plan type Network tier New patients
Dean Bronze $0 Copay PCP Visits HMO · Expanded Bronze Preferred Accepting new patients
Dean Bronze Share HMO · Expanded Bronze Preferred Accepting new patients
Dean Expanded Bronze Standard HMO · Expanded Bronze Preferred Accepting new patients
Dean Focus Bronze $0 Copay PCP Visits EPO · Expanded Bronze Preferred Accepting new patients
Dean Focus Bronze Share EPO · Expanded Bronze Preferred Accepting new patients
Dean Focus Expanded Bronze Standard EPO · Expanded Bronze Preferred Accepting new patients
Dean Focus Gold HSA EPO · Gold Preferred Accepting new patients
Dean Focus Gold Share EPO · Gold Preferred Accepting new patients
Dean Focus Gold Standard EPO · Gold Preferred Accepting new patients
Dean Focus Silver $0 Copay PCP Visits EPO · Silver Preferred Accepting new patients
Dean Focus Silver Share EPO · Silver Preferred Accepting new patients
Dean Focus Silver Standard EPO · Silver Preferred Accepting new patients
Dean Gold HSA HMO · Gold Preferred Accepting new patients
Dean Gold Share HMO · Gold Preferred Accepting new patients
Dean Gold Standard HMO · Gold Preferred Accepting new patients
Dean Silver $0 Copay PCP Visits HMO · Silver Preferred Accepting new patients
Dean Silver Share HMO · Silver Preferred Accepting new patients
Dean Silver Standard HMO · 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. Marie K. Thomas 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. Marie K. Thomas is enrolled to bill Medicare as a Practitioner - Colorectal Surgery (proctology) (also registered under: Practitioner - General Surgery) .

Bills through: Dean Health Systems 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.

Payments received

Drug payment

Intuitive Surgical $2437
Conmed $125

Other

Travel and Lodging $1875
Food and Beverage $688

Studies

Graduated in 2006

Additional Specialities

  • Surgeon

Affiliated practices

SSM Health Sleep Center
2844 Index Road
Fitchburg, 53713 WI
(608) 229-7979

Affiliated hospitals

SSM HEALTH ST MARY'S HOSPITAL - MADISON
700 SOUTH PARK ST
MADISON, 53715 WI
(608) 251-6100

Looking for more Colorectal Surgeons?

Here are colorectal surgeons in Wisconsin you may want to explore.

Dr. James V. Klas
  • Gender: Male
  • Address: Suite 330 2801 West Kinnickinnic River Parkway Milwaukee, 53215, WI
Dr. Jasna Coralic
  • Gender: Female
  • Address: Suite 304 2350 North Lake Drive Milwaukee, 53211, WI
Dr. Scott Lewis Ruggles
  • Gender: Male
  • Address: 835 South Van Buren Street Green Bay, 54301, WI
Dr. Dana Michelle Hayden
  • Gender: Female
  • Address: 750 University Row Madison, 53705, WI
Dr. Marc Grodsky
  • Gender: Male
  • Address: 670 Cormier Road Green Bay, 54304, WI
Dr. Julia R. Berian
  • Gender: Female
  • Address: 750 University Row Madison, 53705, WI
Dr. Amy Jean Hanna-Salami
  • Gender: Female
  • Address: Suite 330 2801 West Kinnickinnic River Parkway Milwaukee, 53215, WI
Dr. Eugene F. Foley
  • Gender: Male
  • Address: 4555 Rocky Dell Road Cross Plains, 53528, WI
Dr. Michitaka Kawata
  • Gender: Male
  • Address: 1836 South Avenue La Crosse, 54601, WI
Dr. Bruce A. Harms
  • Gender: Male
  • Address: 600 Highland Avenue Madison, 53792, WI

Questions & Answers

Does Dr. Marie K. Thomas have affiliation with practices?

Dr. Marie K. Thomas is affiliated with SSM Health Sleep Center.

Does Dr. Marie K. Thomas accept patients with Anthem Blue Cross and Blue Shield?

Yes, Dr. Marie K. Thomas is listed in-network for Anthem Blue Cross and Blue Shield through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Has Dr. Marie K. Thomas affiliation with hospitals?

Dr. Marie K. Thomas is affiliated with SSM HEALTH ST MARY'S HOSPITAL - MADISON.

What conditions does Dr. Marie K. Thomas treat?

Dr. Marie K. Thomas provides treatment for Cancer, Colon Cancer, Crohn's Disease, Hemorrhoids, Inflammatory Bowel Disease (IBD), Pancreatitis. For the full list see this list.

Where can you meet with Dr. Marie K. Thomas?

Dr. Marie K. Thomas's office is located at 700 South Park Street Suite A in Madison, WI 53715.