Dr. Michael Siegenthaler
Dr. Michael Siegenthaler
Last updated: Feb 5, 2026

Dr. Michael Siegenthaler

  • Gender: Male
  • Experience: 30 years
  • Graduation year: 1991
  • Sole propriator: No
  • NPI: 1093863532

Dr. Michael Siegenthaler MD

Surgeon

He is located at 705 East Marshall Avenue in Longview, TX 75601. Can help patients with the following: Boils, Enlarged Spleen, Heart Disease, Hernia, Lymphedema, Peptic Ulcer. His National Provider Identifier (NPI) number is 1093863532. Appointment can be made via the phone number (903) 315-2777. He also has a website where you can get more information. The website can be found at http://www.hopkinsmedicine.org/profiles/results/directory/profile/0361466/michael-siegenthaler. He is affiliated with 1 hospitals.

Conditions treated

Dr. Michael Siegenthaler, being an 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. Michael Siegenthaler.

  • 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. Michael Siegenthaler

Insurances Accepted by Dr. Michael Siegenthaler

  1. CareFirst Blue Cross Blue Shield
  2. Medicare

Medicare Enrollment

Dr. Michael Siegenthaler is enrolled to bill Medicare as a Practitioner - Thoracic Surgery .

Bills through: Mount Carmel Healthproviders Two Llc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.

Payments received

Drug payment

Medtronic $3591
Edwards Lifesciences $3496
Ethicon $823

Other

Travel and Lodging $6135
Food and Beverage $3017

Studies

Graduated in 1991

Other ways to reach out

  • Website: http://www.hopkinsmedicine.org/profiles/results/directory/profile/0361466/michael-siegenthaler

Affiliated hospitals

MOUNT CARMEL WEST
793 WEST STATE STREET
COLUMBUS, 43222 OH
(614) 234-5000

Looking for more Surgeons?

There are 9 other surgeons in this region.

Dr. Theodore L. Slade
  • Gender: Male
  • Address: Suite 410 701 East Marshall Avenue Longview, 75601, TX
Thomas Bell
  • Gender: Male
  • Address: Suite 504 701 E Marshall Ave Longview, 75601, TX
Dr. Marvin B. Holcomb
  • Gender: Male
  • Address: Suite 3000 703 E Marshall Ave Longview, 75601, TX
Dr. Stephen Littlejohn
  • Gender: Male
  • Address: 323 East Hawkins Parkway Suite A Longview, 75605, TX
Dr. Dustin Max Mcdermott
  • Gender: Male
  • Address: Suite 3000 703 E Marshall Ave Longview, 75601, TX
Dr. Gary R. Jacobs
  • Gender: Male
  • Address: Suite 4008 703 East Marshall Avenue Longview, 75601, TX
Dr. Oscar Jack Chastain
  • Gender: Male
  • Address: Suite 504 701 E Marshall Ave Longview, 75601, TX
Dr. Shahab Akvan
  • Gender: Male
  • Address: 1631 11th Street Wichita Falls, 76301, TX
Dr. Thomas Chow
  • Gender: Male
  • Address: Suite 3004 703 East Marshall Avenue Longview, 75601, TX
Dr. Shamarick Gaston Blue
  • Gender: Male
  • Address: 409 North 6th Street Longview, 75601, TX

Questions & Answers

What conditions does Dr. Michael Siegenthaler treat?

Dr. Michael Siegenthaler provides treatment for Boils, Enlarged Spleen, Heart Disease, Hernia, Lymphedema, Peptic Ulcer. For the full list see this list.

Has Dr. Michael Siegenthaler affiliation with hospitals?

Dr. Michael Siegenthaler is affiliated with MOUNT CARMEL WEST.

Where can you meet with Dr. Michael Siegenthaler?

Dr. Michael Siegenthaler's office is located at 705 East Marshall Avenue in Longview, TX 75601.

Does Dr. Michael Siegenthaler accept patients with Medicare?

Yes, Dr. Michael Siegenthaler accepts patients with Medicare.