Alexa Jo Duling Williams
Obstetrics/Gynecology
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: University Of Arizona College Of Medicine
Insurance and new-patient availability need confirmation.
ModernDoc · Doctor discovery
Find a doctor in ZIP 63366.
Start with a specialty and practice location. You can refine your search below.
CMS Medicare-linked records · Released 2026-10-15 · Coverage does not include every doctor.
Exact listed ZIP, not distance. State, city and specialty match the same source practice; current offices and appointments still need confirmation.
How to read these results
Location and specialty options come from the full directory; matching doctors are counted below. Clear the ZIP field to broaden the search, or choose Any procedure in More filters to remove that filter.
27 doctors in this source
Alphabetical order · No paid placement
Alison J Ball
Family Practice
- Mercy Clinic East Communities300 Winding Woods Dr , O Fallon, MO 63366
Medical school not reported
Insurance and new-patient availability need confirmation.
Alyssa L Keller
Family Practice
- Mercy Clinic East Communities300 Winding Woods Dr , O Fallon, MO 63366
Medical school: University Of Missouri, Columbia School Of Medicine
Insurance and new-patient availability need confirmation.
Chandra K Wiewel
Family Practice
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: Loyola University Of Chicago, Stritch School Of Medicine
Insurance and new-patient availability need confirmation.
Danielle S Grunloh-Gumpenberger
Obstetrics/Gynecology
- Mercy Clinic East Communities300 Winding Woods Dr Suite 100, O Fallon, MO 63366Call 6362400130
Medical school: University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb)
Insurance and new-patient availability need confirmation.
Emma Rose Eubanks
Obstetrics/Gynecology
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: Southern Illinois University School Of Medicine
Insurance and new-patient availability need confirmation.
James Ketchum
Internal Medicine
- Mercy Clinic East Communities300 Winding Woods Dr , O Fallon, MO 63366
Medical school: Southern Illinois University School Of Medicine
Insurance and new-patient availability need confirmation.
Jamie L Puckett
Obstetrics/Gynecology
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb)
Insurance and new-patient availability need confirmation.
Justin Gasper
Pain Management · Physical Medicine And Rehabilitation
- Post-Acute Physicians Of Missouri, Pc206 N Main St , O Fallon, MO 63366Call 6364860719
Medical school: Kansas City University Of Med & Biosciences, College Of Osteo Med
Insurance and new-patient availability need confirmation.
Kent Alexander N Cassmeyer
Internal Medicine
- Mercy Clinic East Communities300 Winding Woods Dr , O Fallon, MO 63366
Medical school not reported
Insurance and new-patient availability need confirmation.
Kevin David Weikart
Internal Medicine
- 1002 Peruque Crossing Ct , O Fallon, MO 63366Call 6368870812
- 1002 Peruque Crossing Ct Suite 101, O Fallon, MO 63366
Medical school not reported
Insurance and new-patient availability need confirmation.
Leah R Glass
Obstetrics/Gynecology
- Mercy Clinic East Communities300 Winding Woods Dr Suite 100, O Fallon, MO 63366Call 6362400130
Medical school not reported
Insurance and new-patient availability need confirmation.
Leonard M Hoffmann
Family Practice
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: Loyola University Of Chicago, Stritch School Of Medicine
Insurance and new-patient availability need confirmation.
Lewis C Halverson
Diagnostic Radiology · Interventional Radiology
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
- Ssm Medical Group Inc1101 Hwy K Suite A, O Fallon, MO 63366Call 8447767200
Medical school: Washington University School Of Medicine
Insurance and new-patient availability need confirmation.
Lindsay A Dickerhoff
Obstetrics/Gynecology
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school not reported
Insurance and new-patient availability need confirmation.
Maryam Naemi
Family Practice
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville
Insurance and new-patient availability need confirmation.
Matthew David Schneider
Family Practice
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville
Insurance and new-patient availability need confirmation.
Matthew W Meier
Internal Medicine
- 1002 Peruque Crossing Ct Suite 102, O Fallon, MO 63366Call 6362945757
Medical school not reported
Insurance and new-patient availability need confirmation.
Meggan Caroline Dempewolf
Internal Medicine
- Mercy Clinic East Communities300 Winding Woods Dr , O Fallon, MO 63366
Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville
Insurance and new-patient availability need confirmation.
Michael P Hemmersmeier
Family Practice
- Ssm Medical Group Inc1101 Hwy K , O Fallon, MO 63366Call 6363796363
Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville
Insurance and new-patient availability need confirmation.
Explore states
Explore specialties in ZIP 63366
Addiction Medicine Adult Congenital Heart Disease (Achd) Advanced Heart Failure And Transplant Cardiology Allergy/Immunology Anesthesiology Anesthesiology Assistant Cardiac Electrophysiology Cardiac Surgery Cardiovascular Disease (Cardiology) Certified Clinical Nurse Specialist (Cns) Certified Nurse Midwife (Cnm) Certified Registered Nurse Anesthetist (Crna) Chiropractic Clinical Psychologist Clinical Social Worker Colorectal Surgery (Proctology) Critical Care (Intensivists) Dentist Dermatology Diagnostic Radiology Emergency Medicine Endocrinology Epileptologists Family Practice Gastroenterology General Practice General Surgery Geriatric Medicine Geriatric Psychiatry Gynecological Oncology Hand Surgery Hematology Hematology/Oncology Hematopoietic Cell Transplantation And Cellular Therapy Hospice/Palliative Care Hospitalist Infectious Disease Internal Medicine Interventional Cardiology Interventional Pain Management Interventional Radiology Marriage And Family Therapist Maxillofacial Surgery Medical Genetics And Genomics Medical Oncology Medical Toxicology Mental Health Counselor Micrographic Dermatologic Surgery (Mds) Nephrology Neurology Neuropsychiatry Neurosurgery Nuclear Medicine Nurse Practitioner Obstetrics/Gynecology Occupational Therapist In Private Practice Ophthalmology Optometry Oral And Maxillofacial Pathology Oral Surgery Orofacial Pain Orthopedic Surgery Osteopathic Manipulative Medicine Otolaryngology Pain Management Pathology Pediatric Dentistry Pediatric Medicine Periodontics Peripheral Vascular Disease Physical Medicine And Rehabilitation Physical Therapist In Private Practice Physician Assistant Plastic And Reconstructive Surgery Podiatry Preventive Medicine Prosthodontics Psychiatry Pulmonary Disease Qualified Audiologist Qualified Speech Language Pathologist Radiation Oncology Registered Dietitian Or Nutrition Professional Rheumatology Sleep Medicine Sports Medicine Surgical Oncology Thoracic Surgery Undefined Non-Physician Type (Specify) Undefined Physician Type (Specify) Undersea And Hyperbaric Medicine Urology Vascular Surgery
Explore reported procedures in ZIP 63366
CMS reports these 26 categories for Medicare patients. Select one to check this location and specialty; other procedures are not covered.
Cataract surgeryColonoscopyCoronary angioplasty and stentingCoronary artery bypass graft (CABG)Hernia repair (minimally invasive)Hernia repair - groin (open)Hip replacementKnee replacementLaminectomy or laminotomy (partial removal of spine bones)Leg revascularization (restoring blood flow)Lower limb (leg) arthroscopy (minimally invasive joint repair)MastectomyMelanoma (skin cancer) excisionPacemaker insertion or repairProstate resectionRemoval of nail tissueRemoval of skin cancerRemoval of skin lesionsRemoval of the uterusRemoval of tissueRemoval or shaving of skin growthSkin biopsySpinal fusionUpper gastrointestinal (GI) endoscopy for acid refluxUpper limb (arm) arthroscopy (minimally invasive joint repair)Varicose vein removal