Accepting new patients

Dr. Gary DuMontier, MD

Internal Medicine ·  Male · Age 57

Dr. DuMontier

Dr. Gary DuMontier, MD is an internal medicine specialist in Washington, MO and has been practicing for 27 years. He graduated from University Of Missouri School Of Medicine-Columbia in 1989 and specializes in internal medicine.


Accepting new patients


Make an appointment


Insurance Check

Search for your insurance provider

Dr. DuMontier accepts

Accepted insurance can change. Please double-check when making an appointment.

(636) 239-7500

Dr. DuMontier accepts the following insurance:

Aetna
Choice Plus POS II
American Enterprise Group
American Republic
Anthem Blue Cross Blue Shield
Anthem Blue Cross Blue Shield HMO
Anthem Blue Cross Blue Shield PPO
Blue Preferred Plus POS
Blue Preferred Select
Assurant Health
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of Illinois
Blue Cross Blue Shield of Illinois PPO
Cigna
Cigna HMO
Cigna PPO
Great West Healthcare-Cigna PPO
Open Access Plus
Commercial Insurance Company
Coventry Health Care
Coventry Health Care of Kansas, Inc.
Coventry Health Care of Kansas, Inc. PPO
Coventry Health Care of Missouri
Coventry Health Care of Missouri PPO
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
Golden Rule
HealthLink
HealthLink PPO
Humana
Choice Care PPO
Medico
MultiPlan
MultiPlan PPO
PHCS Network PPO
UnitedHealthCare
Choice Plus POS
Navigate HMO
Navigate POS
Options PPO

Background Check

Healthgrades does not collect malpractice claims information for Missouri
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check if Dr. DuMontier treats your condition or procedure

Dr. DuMontier's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Abnormal Thyroid
  • Abscess or Cyst Drainage or Aspiration
  • Abscess or Fluid Incision and Drainage
  • Achilles Tendinitis
  • Acidosis
  • Acne
  • Actinic Keratosis
  • Acute Bronchitis
  • Acute Deep Vein Thrombosis (DVT)
  • Acute Laryngitis
  • Acute Lower Respiratory Infection
  • Acute Pharyngitis
  • Acute Sinusitis
  • Acute Upper Respiratory Infection
  • Acute Venous Embolism Thrombosis
  • ADHD and-or ADD
  • Alkalosis
  • All Headaches (incl. Migraine)
  • Allergic Conjunctivitis
  • Allergic Reaction
  • Allergic Rhinitis
  • Anal Disorders
  • Anal or Rectal Pain
  • Anemia
  • Anemia and Iron Deficiency Screening
  • Ankle Sprain and Achilles Tendon Sprain or Rupture
  • Ankle Sprains and Strains
  • Anxiety
  • Arterial Blood Gas Test (ABG)
  • Arthritis
  • Arthritis of the Elbow
  • Asthma
  • Asymptomatic Post-Menopausal Status
  • Ataxia
  • Atherosclerosis
  • Athlete's Foot
  • Atopic Dermatitis (Eczema)
  • Atrophic Vaginitis
  • Autonomic Disorders
  • Back Pain
  • Balanoposthitis
  • Bedsores
  • Benign Chronic Pain Syndrome
  • Bladder Diseases
  • Bladder Infection
  • Blood Disorders
  • Blood in Urine (Hematuria)
  • Boil
  • Bone Disorders
  • Breast Diseases
  • Breast Pain
  • Bronchiectasis
  • Bronchitis
  • Bronchospasm
  • Bruise of Face, Scalp, or Neck
  • Bunion
  • Bursitis
  • Calcium Metabolism Disorders
  • Candidiasis of Skin and Nails
  • Canker Sore
  • Cardiovascular Stress Test
  • Care Coordination for Complex Conditions and Procedures
  • Carpal Tunnel Syndrome
  • Celiac Disease
  • Cellulitis
  • Chest Pain
  • Cholesterol Screening
  • Chronic Deep Vein Thrombosis (DVT)
  • Chronic Fatigue Syndrome
  • Chronic Neck Pain
  • Chronic Pain
  • Chronic Sinusitis
  • Chronic Venous Embolism Thrombosis
  • Cluster Headache
  • Coccygeal Pain
  • Cold Sore
  • Confusion
  • Constipation
  • COPD (Chronic Obstructive Pulmonary Disease)
  • Coronary Artery Disease (CAD)
  • Cough
  • Deep Vein Thrombosis (DVT)
  • Dehydration
  • Dermatitis
  • Dermatitis Due to Drugs
  • Dermatitis Due to Substances Taken Internally
  • Diabetes Mellitus, Secondary
  • Diabetes Screening
  • Diabetes Type 1
  • Diabetes Type 2
  • Diabetes With Renal Manifestations
  • Diabetic Polyneuropathy
  • Diarrhea
  • Difficulty With Walking
  • Diverticulosis, Intestinal
  • Dizziness
  • Dyshydrotic Eczema
  • Dysphagia
  • Dysthymia (Chronic Depression)
  • Dysthymia and Cyclothymia (Mood Disorders)
  • Ear Ache
  • Ear Disorders
  • Earwax Buildup
  • Elbow Injuries
  • Electrocardiogram (EKG)
  • Emphysema
  • Enlarged Prostate (BPH)
  • Enteritis
  • Erectile Dysfunction
  • Esophageal Diseases
  • Esophagitis
  • Essential Tremor
  • Excessive Sweating
  • Fecal Occult Blood Test for Colorectal Cancer
  • Fever
  • Fibromyalgia
  • Foot Conditions
  • Fungal Infections
  • Fungal Nail Infection
  • Gait Abnormality
  • Ganglion Cyst
  • Gas-Bloat Syndrome
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Diseases
  • Gastroparesis
  • Genital Herpes
  • Gonorrhea Screening
  • Gout
  • Hair Loss
  • Hammer Toe
  • Headache
  • Heart Disease
  • Heart Palpitations
  • Hemorrhoids
  • Hepatitis B Virus Screening
  • Hepatitis C Virus Screening
  • Hepatitis Screening
  • Herpes Simplex Infection
  • Herpes Simplex Screening
  • Herpes Zoster Without Complication
  • Hip Pointer Injuries
  • Hip Sprain
  • Histoplasmosis
  • Hives
  • Hoarse Voice (Dysphonia)
  • Hypercalcemia
  • Hyperkalemia
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypoglycemia
  • Hypokalemia
  • Hypotension
  • Hypotension (Excluding Maternal)
  • Hypothyroidism
  • Immunization
  • Impetigo
  • Incision and Removal of Foreign Object
  • Indigestion
  • Influenza (Flu)
  • Insomnia
  • Iron Metabolism Disorders
  • Irritable Bowel Syndrome
  • Itchy Skin
  • Jock Itch
  • Joint Pain
  • Kidney Infection
  • Kidney Infection, Acute
  • Kidney Stone Pain (Renal Colic)
  • Knee Disorders
  • Knee Sprain
  • Laryngitis
  • Larynx Conditions
  • Lateral and Medial Epicondylitis (Tennis and Golf Elbow)
  • Leg and Foot Ulcers
  • Limb Cramp
  • Limb Pain
  • Limb Swelling
  • Limb Swelling Caused by Fluid Overload
  • Lipid Disorders
  • Liver Damage from Alcohol
  • Liver Function Test
  • Low Back Pain
  • Low Blood Oxygen Level
  • Magnesium Metabolism Disorders
  • Malaise and Fatigue
  • Malnutrition
  • Menopausal and Postmenopausal Disorders
  • Menstrual Disorders (incl. Dysmenorrhea)
  • Migraine
  • Mineral Metabolism Disorders
  • Moles (Benign Skin Lesions)
  • Muscle Spasm
  • Muscle Weakness
  • Mycobacterial Lung Infection
  • Nail and Nail Bed Infection
  • Nail Avulsion and Excision
  • Nausea
  • Neck Muscle Strain
  • Neurogenic Bladder
  • Nighttime Urination (Nocturia)
  • Non-Alcoholic Fatty Liver Disease
  • Noninfectious Gastroenteritis and Colitis
  • Nosebleed
  • Obesity
  • Osteoarthritis
  • Osteoarthritis of Ankle and Foot
  • Osteoarthritis of Hand or Wrist
  • Osteoarthritis of Hands
  • Osteoarthritis of Hip
  • Osteoarthritis of Hip and Thigh
  • Osteoarthritis of Knee
  • Osteoarthritis of Shoulder
  • Osteopenia
  • Osteoporosis
  • Osteoporosis Screening
  • Otitis Media
  • Outer Ear Infection
  • Overactive Bladder
  • Overweight
  • Painful Urination (Dysuria)
  • Partial Lung Collapse
  • Patellofemoral Pain Syndrome or Knee Pain
  • Pericardial Disease
  • Perimenopause
  • Peripheral Autonomic Neuropathy
  • Peripheral Nerve Disorders
  • Peripheral Vascular Disease (PAD, PVD)
  • Pharyngitis
  • Phlebitis and Thrombophlebitis
  • Pinkeye (Conjunctivitis)
  • Plantar Fasciitis
  • Plantar Wart
  • Pneumonia
  • Poison Ivy, Poison Oak, or Poison Sumac Poisoning
  • Pollen Allergy
  • Polymyalgia Rheumatica (PMR)
  • Polymyositis
  • Polyneuropathy
  • Polyuria
  • Postnasal Drip
  • Prostate Cancer Screening
  • Prostatitis
  • Pulmonary Disease
  • Pulmonary Function Test
  • Radiculopathy (Not Due to Disc Displacement)
  • Rapid Flu Test
  • Rash
  • Raynaud's Disease
  • Reflux Esophagitis
  • Restless Leg Syndrome
  • Rib Fracture
  • Ringworm
  • Rosacea
  • Salivary Gland Stones and Inflammation
  • Sciatica (Not Due to Disc Displacement)
  • Seborrheic Dermatitis
  • Secondary Hypertension
  • Sepsis
  • Sexually Transmitted Diseases (STDs)
  • Sexually Transmitted Infections Screening
  • Shingles
  • Shortness of Breath
  • Shoulder Disorders
  • Shoulder Tendinitis and Tenosynovitis
  • Sinusitis
  • Skin Infections
  • Sleep Apnea
  • Sleep Disorders
  • Sleep-Related Leg Cramp
  • Sore Throat
  • Spondylosis
  • Sprains and Strains (incl. Muscle Tear)
  • Stomach Diseases
  • Strep Throat
  • Swine Flu
  • Symptomatic Menopause
  • Syphilis Infections
  • Syphilis Screening
  • Tension Headache
  • Testicular Dysfunction
  • Thrombosis
  • Thyroid Disease
  • Thyroid Screening
  • Tinnitus
  • Tobacco Use Disorder
  • Torticollis
  • Transient Ischemic Attack (TIA)
  • Tremor
  • Trigeminal Neuralgia
  • Ulcer
  • Urinary Disorders
  • Urinary Hesitancy
  • Urinary Incontinence
  • Urinary Stones
  • Urinary Tract Infection (UTI)
  • Vaginitis and-or Vaginosis
  • Venous Embolism and Thrombosis
  • Venous Insufficiency
  • Vertigo
  • Viral Enteritis
  • Viral Infection
  • Vitamin D Deficiency
  • Warts
  • Wellness Examination
  • Wheezing
  • Yeast Infections

About Me

Biography

Dr. Gary DuMontier, MD is an internal medicine specialist in Washington, MO and has been practicing for 27 years. He graduated from University Of Missouri School Of Medicine-Columbia in 1989 and specializes in internal medicine.

Specialties

  • Internal Medicine

Board Certifications

Education

1992
St John's Mercy Med Ctr
Residency Hospital
1990
St John's Mercy Med Ctr
Internship Hospital
1989
University Of Missouri School Of Medicine-Columbia
Medical School
1984
Wash U, School Of Medicine
Medical School
1992
1990
1989
1984

Awards

Dr. DuMontier's Reviews

Likelihood to recommend Dr. DuMontier

4.4

Based on 10 reviews

5 Stars
80%
(8)
4 Stars
0%
(0)
3 Stars
10%
(1)
2 Stars
0%
(0)
1 Star
10%
(1)

Leave a review

How likely are you to recommend
Dr. DuMontier?
(Select your rating)
Average Wait Time
  • 10 – 15 minutes
Dr. DuMontier's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness

Be the first to leave a comment

How was your experience with Dr. DuMontier?

Affiliated Hospitals

Check the quality of care at hospitals where Dr. DuMontier treats patients.

Learn more

Compare Providers

More providers who are similar to Dr. DuMontier

Show All Internal Medicine Doctors