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Dr. Marc Demyun, MD

Internal Medicine* Age 54
Dr. Marc Demyun, MD
4.0 (4 Ratings)

Offers telehealth

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Dr. Marc Demyun, MD is an Internal Medicine Specialist in Denison, TX.
Dr. Marc Demyun, MD
4.0 (4 Ratings)
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Dr. Marc Demyun, MD

Internal Medicine* Age 54
Denison, TX
Call for new patient details

Offers telehealth

Dr. Marc Demyun, MD is an Internal Medicine Specialist in Denison, TX.

About

Dr. Marc Demyun, MD is an Internal Medicine Specialist in Denison, TX. They graduated from University of Maryland Medical Center and completed a residency at Icahn School of Medicine at Mount Sinai. They currently practice at Texoma Medical Center and are affiliated with Texoma Medical Center. At present, Dr. Demyun received an average rating of 4.0/5 from patients and has been reviewed 4 times. Their office is not accepting new patients. Dr. Demyun accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Experience Check

Enter a condition or procedure
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Tobacco Use Disorder
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Tobacco Use Disorder
COPD (Chronic Obstructive Pulmonary Disease)
Hypertension
Intestinal Diverticulitis
Respiratory Failure
Abdominal Pain
Abnormal Thyroid
Acidosis
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Acute Bronchitis
Acute Coronary Syndrome
Acute Deep Vein Thrombosis (DVT)
Acute Kidney Failure
Acute Kidney Infection
Acute Sinusitis
Acute Tonsillitis
Acute Upper Respiratory Infection
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Adrenal Gland Diseases
Alcohol Withdrawal
Alkalosis
All Headaches (incl. Migraine)
All Types of Food Poisoning
Allergic Rhinitis
Anal or Rectal Pain
Anemia
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Aneurysm of Heart
Angina
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Animal Allergies
Ankle Fracture
Anorectal Abscess
Anxiety
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Aortic Aneurysm
Aortic Stenosis
Aortic Valve Disease
Aortic Valve Regurgitation
Arrhythmias
Arthritis
Arthritis of the Elbow
Asphyxia and Hypoxemia
Asthma
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Ataxia
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Atherosclerosis
Atrial Fibrillation
Atrial Flutter
Autoimmune Thyroid Diseases
Avascular Necrosis
Back Pain
Bacterial Sepsis
Bedsores
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Bell's Palsy
Benign Chronic Pain Syndrome
Bird Flu
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Bladder Infection
Bleeding Disorders
Blood in Urine (Hematuria)
Bronchitis
Bruise of Face, Scalp, or Neck
Burn Injuries
Calcium Metabolism Disorders
Cardiomyopathy
Cardiomyopathy, Dilated
Cardiomyopathy, Hypertrophic
Carotid Artery Disease
Cellulitis
Cerebral Artery Thrombosis
Cerebrovascular Disease
Chest Pain
Chest Wall Pain Syndrome
Cholecystitis and Gallstones
Chronic Neck Pain
Chronic Pain
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Chronic Sinusitis
Collapsed Lung (Pneumothorax)
Concussion
Congenital Heart Disease
Congestive Heart Failure
Constipation
Coronary Artery Disease (CAD)
Cough
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Cranial Trauma
Deep Vein Thrombosis (DVT)
Dehydration
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Ketoacidosis
Diabetic Polyneuropathy
Diarrhea
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Difficulty With Walking
Dizziness
Dyslipidemia
Dysphagia
Eczema and Contact Dermatitis
Embolism
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Emphysema
Enlarged Prostate (BPH)
Enteritis
Epilepsy
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Esophageal Ulcer
Esophageal Varices
Esophagitis
Essential Tremor
Fibromyalgia
Food Allergy
Food Poisoning
Gait Abnormality
Gallstones
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Gastroparesis
Genital Herpes
Goiter
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Gout
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Headache
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Heart Attack (Acute Myocardial Infarction)
Heart Disease
Heart Palpitations
Hemorrhoids
Hepatitis A
Hepatitis C
Hernia
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Herpes Simplex Infection
Hiatal Hernia
Hip Pointer
Human Immunodeficiency Virus (HIV)
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertensive Chronic Kidney Disease
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart Disease
Hyperthyroidism
Hypoglycemia
Hypokalemia
Hyposmolality and Hyponatremia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Ileus
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Indigestion
Influenza (Flu)
Insomnia
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Intertrigo
Intestinal Diverticulosis
Intestinal Obstruction
Iron Metabolism Disorders
Irritable Bowel Syndrome
Joint Pain
Kidney Infection
Lactose Intolerance
Leg and Foot Ulcers
Limb Pain
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Damage from Alcohol
Low Back Pain
Low Blood Oxygen Level
Magnesium Metabolism Disorders
Malaise and Fatigue
Malnutrition
Menopausal and Postmenopausal Disorders
Mesenteric Lymphadenitis
Migraine
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Mineral Metabolism Disorders
Mitral Valve Prolapse
Mitral Valve Regurgitation
Mitral Valve Stenosis
Muscle Cramping
Muscle Weakness
Nail and Nail Bed Infection
Nasopharyngitis
Nausea
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Neck Strain (incl. Whiplash Injury)
Nephritis and Nephropathy
Nephrotic Syndrome
Neurogenic Bladder
Nighttime Urination (Nocturia)
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
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Orchitis
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Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Overactive Bladder
Overweight
Pancreatitis
Partial Lung Collapse
Patellofemoral Pain Syndrome (PFPS)
Pelvic Abscess
Pericardial Disease
Pericarditis
Peripheral Arterial Embolism and Thrombosis
Peripheral Nerve Disorders
Peripheral Vascular Disease (PAD, PVD)
Phosphorus Metabolism Disorders
Pneumonia
Pollen Allergy
Polymyalgia Rheumatica (PMR)
Polyneuropathy
Polyuria
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Primary Pulmonary Hypertension
Prostatitis
Pulmonary Embolism
Pulmonary Hypertension
Radiculopathy
Reflux Esophagitis
Restless Leg Syndrome
Rotator Cuff Tendinosis
Sarcoidosis
Scabies
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Sciatica (Not Due to Disc Displacement)
Second-Degree Burns
Secondary Diabetes Mellitus
Seizure Disorders
Sepsis
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Sexually Transmitted Diseases (STDs)
Shingles
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Shortness of Breath
Sick Sinus Syndrome
Sickle Cell Disease
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Skin Ulcer
Sleep Apnea
Sprains and Strains (incl. Muscle Tear)
Stroke
  • View other providers who treat Stroke
Subarachnoid Hemorrhage
Subdural Hemorrhage
Supraventricular Tachycardia
Swine Flu
Third Degree Heart Block
Third-Degree Burns
Thyroiditis
Thyrotoxicosis Factitia
Tonsillitis
Transient Ischemic Attack (TIA)
Traumatic Brain Injury
Tremor
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Tricuspid Valve Disease
Trigeminal Neuralgia
Urinary Incontinence
Urinary Stones
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Venous Insufficiency
Ventricular Tachycardia (VT)
Vertigo
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Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin D Deficiency
Wheezing
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Yeast Infections
Breath Testing
Fecal Occult Blood Test for Colorectal Cancer
Immunization Administration
Radiofrequency Ablation

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Blue Advantage HMO
    Blue Card PPO
  • Medicare
  • First Health (Coventry Health Care) PPO
  • Medicaid
  • MultiPlan PPO
  • United Healthcare
  • Worker's Compensation WC

Locations

  1. 1 Texoma Medical Center
    5016 S US Highway 75, Denison, TX 75020
    Monday
    Closed Open 24 Hours
    Tuesday
    Closed Open 24 Hours
    Wednesday
    Closed Open 24 Hours
    Thursday
    Closed Open 24 Hours
    Friday
    Closed Open 24 Hours
    Saturday
    Closed Open 24 Hours
    Sunday
    Closed Open 24 Hours

Patient Satisfaction

Likelihood to recommend Dr. Demyun
4.0
Based on 4 Reviews
5 Stars (3)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (1)

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Patient Reviews
Jul 01, 2023
Dr. Marc is an amazing professional and he does everything at the right way.
Igor Paiva — Jul 01, 2023
See more reviews on Healthgrades
Photo: Dr. Marc Demyun, MD
How would you rate your experience with Dr. Marc Demyun, MD?
  • Likelihood of recommending Dr. Demyun to family and friends

Dr. Demyun's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Demyun

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Demyun, or would you like to choose another provider and have an online appointment right now?
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(903) 416-4000

About Me

Biography
  • Dr. Marc Demyun, MD is an internal medicine specialist in Denison, TX. He specializes in Internal Medicine.
Biography
Specialties*
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • University of Maryland Medical Center
Medical Education

Residency

Residency Hospital
  • Icahn School of Medicine at Mount Sinai
Residency Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Demyun communicate via email?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun offer telehealth services or virtual visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun offer an online patient portal?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun have free onsite parking?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun offer weekend visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun offer evening visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Demyun accept insurance?
No responses yet.
Yes
(0)
No
(0)

Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Marc Demyun, MD. To arrange an appointment, call the number on Dr. Demyun's profile.

Dr. Marc Demyun, MD is affiliated with Texoma Medical Center.

Hospital Affiliations

  • Texoma Medical Center

    5016 S US Highway 75, Denison, TX