missouri
Specialties
Vascular Surgeon
Dr. Michael Stephen Williams
Dr. Michael S. Williams
Last updated: Mar 22, 2021

Dr. Michael S. Williams

  • Gender: Male
  • Experience: 13 years
  • Graduation year: 2008
  • Sole propriator: No
  • NPI: 1750544011

Dr. Michael S. Williams JR. M.D.

Vascular Surgeon

He is located at 1225 South Grand Boulevard Department Of in Saint Louis, MO 63104. Can help patients with the following: Blood Clots, Boils, Cancer, Embolism, Ischemia, Pancreatitis. His National Provider Identifier (NPI) number is 1750544011. Appointment can be made via the phone number (314) 977-4730. He is affiliated with 2 hospitals.

Conditions treated

Dr. Michael Stephen Williams, being an vascular 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 S. Williams.

  • Abdominal Aortic Aneurysm (AAA)
  • Achalasia
  • Anal Fissure
  • Aneurysm
  • Aortic Dissection
  • Appendicitis
  • Atherosclerosis
  • Bleeding Varices
  • Blood Clots
  • Boils
  • Cancer
  • Chronic Venous Insufficiency
  • Claudication
  • Colon Cancer
  • Crohn's Disease
  • Cyst
  • Diverticulosis
  • Embolism
  • Enlarged Spleen
  • Esophageal Cancer
  • Gallstones
  • Gangrene
  • Heart Disease
  • Hemorrhoids
  • Hernia
  • Inflammatory Bowel Disease (IBD)
  • Ischemia
  • Lymphedema
  • May-Thurner Syndrome
  • Pancreatitis
  • Peptic Ulcer
  • Peripheral Artery Disease (PAD)
  • Pilonidal Cyst
  • Renal Vascular Disease
  • Sebaceous Cyst
  • Stroke
  • Ulcerative Colitis
  • Venous Ulcer

Procedures Performed by Dr. Michael S. Williams

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

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

Health plans

Ambetter Health

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

Show all 16 plans from Ambetter Health
Ambetter Health plans
Plan Plan type Network tier New patients
Complete Gold EPO · Gold Preferred Accepting new patients
Complete Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Complete Silver EPO · Silver Preferred Accepting new patients
Complete Silver + Vision + Adult Dental EPO · Silver Preferred Accepting new patients
Elite Bronze EPO · Expanded Bronze Preferred Accepting new patients
Elite Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze EPO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Everyday Gold EPO · Gold Preferred Accepting new patients
Everyday Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Standard Expanded Bronze EPO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Standard Gold EPO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Standard Silver EPO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental EPO · Silver Preferred Accepting new patients

Anthem Blue Cross and Blue Shield

Network data as of Mar 26, 2026, as reported by the insurer.

Show all 10 plans from Anthem Blue Cross and Blue Shield
Anthem Blue Cross and Blue Shield plans
Plan Plan type Network tier New patients
Anthem Bronze Pathway 10150 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Bronze Participating Accepting new patients
Anthem Bronze Pathway 6900 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Expanded Bronze Participating Accepting new patients
Anthem Bronze Pathway 7500 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Expanded Bronze Participating Accepting new patients
Anthem Catastrophic Pathway (+ Incentives) EPO · Catastrophic Participating Accepting new patients
Anthem Gold Pathway 2000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Gold Participating Accepting new patients
Anthem Heart Healthy Bronze Pathway 4900 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Expanded Bronze Participating Accepting new patients
Anthem Heart Healthy Silver Pathway 3100 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Silver Participating Accepting new patients
Anthem Silver Pathway 5350 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Silver Participating Accepting new patients
Anthem Silver Pathway 6000 Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Silver Participating Accepting new patients
Anthem Silver Pathway 7200 ($0 Virtual PCP + $0 Select Drugs + Incentives) EPO · Silver Participating Accepting new patients

Medica

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

Show all 9 plans from Medica
Medica plans
Plan Plan type Network tier New patients
Medica with SSM Health Bronze $0 Copay PCP Visits EPO · Expanded Bronze Preferred Accepting new patients
Medica with SSM Health Bronze Share EPO · Expanded Bronze Preferred Accepting new patients
Medica with SSM Health Expanded Bronze Standard EPO · Expanded Bronze Preferred Accepting new patients
Medica with SSM Health Gold $0 Copay PCP Visits EPO · Gold Preferred Accepting new patients
Medica with SSM Health Gold Share EPO · Gold Preferred Accepting new patients
Medica with SSM Health Gold Standard EPO · Gold Preferred Accepting new patients
Medica with SSM Health Silver $0 Copay PCP Visits EPO · Silver Preferred Accepting new patients
Medica with SSM Health Silver Share EPO · Silver Preferred Accepting new patients
Medica with SSM Health Silver Standard EPO · Silver Preferred Accepting new patients

Oscar Insurance Company

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

Show all 11 plans from Oscar Insurance Company
Oscar Insurance Company plans
Plan Plan type Network tier New patients
Bronze Classic 4700 EPO · Expanded Bronze Preferred Accepting new patients
Bronze Classic Standard EPO · Expanded Bronze Preferred Accepting new patients
Bronze Elite + PCP Saver Plus EPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Diabetes EPO · Expanded Bronze Preferred Accepting new patients
Gold Classic Standard EPO · Gold Preferred Accepting new patients
Gold Simple EPO · Gold Preferred Accepting new patients
Silver Classic Standard EPO · Silver Preferred Accepting new patients
Silver Elite Saver Plus EPO · Silver Preferred Accepting new patients
Silver Simple Diabetes EPO · Silver Preferred Accepting new patients
Silver Simple PCP Saver EPO · Silver Preferred Accepting new patients
Silver Simple Women's Health with Menopause Benefits 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. Michael S. Williams 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. Michael S. Williams is enrolled to bill Medicare as a Practitioner - Vascular Surgery (also registered under: Practitioner - General Surgery) .

Bills through: Ssm Medical Group Inc

Based on Medicare's public enrollment records as of Sep 29, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Volcano $917
Avinger $459
Endologix $343

Other

Food and Beverage $2341
Travel and Lodging $1125

Studies

Graduated in 2008

Additional Specialities

  • Surgeon

Affiliated hospitals

SSM ST CLARE HEALTH CENTER
1015 BOWLES
FENTON, 63026 MO
(636) 496-2000
ST LOUIS UNIVERSITY HOSPITAL
3635 VISTA AVE
SAINT LOUIS, 63110 MO
(314) 577-8000

Looking for more Vascular Surgeons?

Here are vascular surgeons in Missouri you may want to explore.

Dr. Richard D. Coats
  • Gender: Male
  • Address: 3600 Northeast Ralph Powell Road Suite D Lees Summit, 64064, MO
Dr. Brian G. Rubin
  • Gender: Male
  • Address: Div Surg Vascular, Ste 8B 4921 Parkview Place Saint Louis, 63110, MO
Dr. Jonathan Edward Wilson
  • Gender: Male
  • Address: 112 Northwest Hackberry Street Lees Summit, 64064, MO
Dr. Melanie Schwiesow
  • Gender: Female
  • Address: 10012 Kennerly Road Suite 101 Saint Louis, 63128, MO
Dr. Luis A. Sanchez
  • Gender: Male
  • Address: Div Surg Vascular, Ste 8B 4921 Parkview Place Saint Louis, 63110, MO
Dr. Thomas B. Charles
  • Gender: Male
  • Address: Suite 305 12266 DE Paul Drive Bridgeton, 63044, MO
Dr. Arthur I. Auer
  • Gender: Male
  • Address: 615 South New Ballas Road Saint Louis, 63141, MO
Dr. Patrick J. Geraghty
  • Gender: Male
  • Address: Div Surg Vascular, Ste 8B 4921 Parkview Place Saint Louis, 63110, MO
Dr. Thomas Aquinas Schneider
  • Gender: Male
  • Address: 300 1st Capitol Drive Saint Charles, 63301, MO
Dr. Enjae Jung
  • Gender: Female
  • Address: 1 Barnes Jewish Hospital Plaza Saint Louis, 63110, MO

Questions & Answers

Does Dr. Michael Stephen Williams accept patients with Ambetter Health?

Yes, Dr. Michael Stephen Williams is listed in-network for Ambetter Health through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

What conditions does Dr. Michael Stephen Williams treat?

Dr. Michael Stephen Williams provides treatment for Blood Clots, Boils, Cancer, Embolism, Ischemia, Pancreatitis. For the full list see this list.

Where can you meet with Dr. Michael Stephen Williams?

Dr. Michael Stephen Williams's office is located at 1225 South Grand Boulevard Department Of in Saint Louis, MO 63104.

Has Dr. Michael Stephen Williams affiliation with hospitals?

Dr. Michael Stephen Williams is affiliated with SSM ST CLARE HEALTH CENTER. For the full list of hospitals see this list.