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Dr. Marcus Mayus, MD
Internal Medicine* Age 48
Dr. Marcus Mayus, MD

Offers telehealth

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Dr. Marcus Mayus, MD is an Internist in Cos Cob, CT.
Dr. Marcus Mayus, MD
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Dr. Marcus Mayus, MD

Internal Medicine* Age 48
Cos Cob, CT
Accepting new patients

Offers telehealth

Dr. Marcus Mayus, MD is an Internist in Cos Cob, CT.
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About

Dr. Mayus graduated from NEW YORK Medical College. Dr. Marcus Mayus, MD is an Internist in Cos Cob, CT. Dr. Mayus has experience treating conditions like Urinary Tract Infection (UTI), Acute Upper Respiratory Infection, Intestinal Diverticulitis, Joint Pain, Thrush, All Headaches (incl. Migraine), Pharyngitis, Long COVID Disorder, Constipation, Acute Bronchitis and Acute Lower Respiratory Infection among other conditions at varying frequencies. Dr. Mayus's office accepts new patients and telehealth appointments. Dr. Mayus accepts multiple insurance plans.

Offers Telehealth

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

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These providers are on the medical staff of Newyork-Presbyterian/Columbia University Medical Center
These providers are on the medical staff of Newyork-Presbyterian/Columbia University Medical Center.
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Experience Check

Enter a condition or procedure
Urinary Tract Infection (UTI)
Acute Upper Respiratory Infection
Intestinal Diverticulitis
Urinary Tract Infection (UTI)
Acute Upper Respiratory Infection
Intestinal Diverticulitis
Urinary Tract Infection (UTI)
Acute Upper Respiratory Infection
Intestinal Diverticulitis
Chronic Care Management
Joint Pain
Thrush
  • View other providers who treat Thrush
All Headaches (incl. Migraine)
Immunization Administration
Care Coordination for Complex Conditions and Procedures
Pharyngitis
Long COVID Disorder
Constipation
Acute Bronchitis
Acute Lower Respiratory Infection
Limb Pain
Urinary Incontinence
Muscle Spasm
Nausea
  • View other providers who treat Nausea
Fever
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Arterial Blood Gas Test (ABG)
Dehydration
Administrative Physical
Shortness of Breath
Throat Pain
Electrocardiogram (EKG)
Leukocytopenia
Muscle Cramping
Incision and Removal of Foreign Object
Tobacco Use Disorder
Advance Directive End of Life Planning
Abdominal Pain
Abnormal Thyroid
Acidosis
  • View other providers who treat Acidosis
Acne
  • View other providers who treat Acne
Actinic Keratosis
Acute Deep Vein Thrombosis (DVT)
Acute Pharyngitis
Acute Sinusitis
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Alkalosis
All Types of Food Poisoning
Allergic Conjunctivitis
Allergic Rhinitis
Altitude Sickness
Amenorrhea
Anal or Rectal Pain
Anemia
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Animal Allergies
Anxiety
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Arthritis
Arthritis of the Elbow
Arthritis of the Neck
Asthma
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Asymptomatic Post-Menopausal Status
Ataxia
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Atherosclerosis
Back Pain
Bedsores
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Benign Chronic Pain Syndrome
Bird Flu
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Bladder Atony
Bladder Infection
Blood in Urine (Hematuria)
Bronchiectasis
Bronchitis
Bruise of Face, Scalp, or Neck
Bunion
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Bursitis
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Cachexia
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Calcium Metabolism Disorders
Candidiasis of Skin and Nails
Carpal Tunnel Syndrome
Cellulitis
Chest Pain
Chest Wall Pain Syndrome
Chronic Deep Vein Thrombosis (DVT)
Chronic Depression (Dysthymia)
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Pharyngitis
Chronic Sinusitis
Cluster Headache
Coccygeal Pain
Common Cold
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Deep Vein Thrombosis (DVT)
Dermatitis Due to Drugs
Dermatitis Due to Substances Taken Internally
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
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Difficulty With Walking
Dizziness
Down Syndrome
Dry Eyes
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Dysentery
Dyslipidemia
Dysphagia
Ear Ache
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Earwax Buildup
Eczema and Contact Dermatitis
Emphysema
Enlarged Prostate (BPH)
Enteritis
Esophagitis
Essential Tremor
Fibromyalgia
Folic Acid Deficiency
Food Poisoning
Foot Infection
Gait Abnormality
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroparesis
Genu Varum
Gonorrhea Infections
Gout
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Hair Loss
Hammer Toe
Headache
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Heart Disease
Heart Palpitations
Hemorrhoids
Hepatitis A
Hernia
  • View other providers who treat Hernia
Herpes Simplex Infection
Herpes Zoster Without Complication
Hip Pointer
Hip Sprain
Hives
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Hydrocele
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypertension
Hypoglycemia
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Hypoxemia
Influenza (Flu)
Ingrown Nail
Insomnia
  • View other providers who treat Insomnia
Interstitial Cystitis
Intestinal Diverticulosis
Iodine Deficiency
Iron Metabolism Disorders
Irritable Bowel Syndrome
Itchy Skin
Lactose Intolerance
Leg and Foot Ulcers
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Liver Damage from Alcohol
Loss of Voice or Hoarse Voice
Low Back Pain
Lyme Disease
Magnesium Metabolism Disorders
Malaise and Fatigue
Malnutrition
Mastodynia
Menopausal and Postmenopausal Disorders
Migraine
  • View other providers who treat Migraine
Mineral Metabolism Disorders
Mononucleosis
Mood Disorders (Dysthymia and Cyclothymia)
Muscle Weakness
Mycobacterial Lung Infection
Nail and Nail Bed Infection
Nail Infection
Nasopharyngitis
Neurogenic Bladder
Nighttime Urination (Nocturia)
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
  • View other providers who treat Obesity
Osteoarthritis
Osteoarthritis of Foot
Osteoarthritis of Hand
Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Shoulder
Osteoarthritis of Spine
Osteopenia
Osteoporosis
Otitis Media
Outer Ear Infection
Overactive Bladder
Overweight
Painful Urination (Dysuria)
Patellofemoral Pain Syndrome (PFPS)
Peptic Ulcer
Pericardial Disease
Peripheral Autonomic Neuropathy
Peripheral Nerve Disorders
Phlebitis and Thrombophlebitis
Phosphorus Metabolism Disorders
Pinkeye (Conjunctivitis)
Plantar Wart
Pneumonia
Pollen Allergy
Polymyalgia Rheumatica (PMR)
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Postnasal Drip
Prostatitis
Proteinuria
Radiculopathy
Rash
  • View other providers who treat Rash
Raynaud's Disease
Reflux Esophagitis
Restless Leg Syndrome
Rhabdomyolysis
Rosacea
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Sarcoidosis
Sciatica
  • View other providers who treat Sciatica
Scrotal Pain
Secondary Diabetes Mellitus
Secondary Hypertension
Secondary Renovascular Hypertension
Sexually Transmitted Diseases (STDs)
Shingles
  • View other providers who treat Shingles
Sickle Cell Disease
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Sleep Apnea
Sleep-Related Leg Cramp
Speech, Language and Learning Disorders
Sprains and Strains (incl. Muscle Tear)
Strep Throat
Swine Flu
Tension Headache
Testicular Dysfunction
Thyroid Goiter
Torticollis
Transient Ischemic Attack (TIA)
Tremor
  • View other providers who treat Tremor
Trigeminal Neuralgia
Urinary Stones
Venous Embolism and Thrombosis
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin A Deficiency
Vitamin B Deficiency
Vitamin B12 Deficiency
Vitamin D Deficiency
Warts
  • View other providers who treat Warts
Wheezing
  • View other providers who treat Wheezing
Yeast Infections
Abscess or Cyst Drainage or Aspiration
Abscess or Fluid Incision and Drainage
Diabetes Counseling
Fecal Occult Blood Test for Colorectal Cancer
Smoking Cessation Counseling
Wellness Examination

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Gold Pathway X-CT HMO
    Century Preferred Select (Tiered - Elm)-CT
  • MultiPlan PPO
  • Cigna PPO
  • HealthyBlue Advantage
    HealthyBlue 2.0
  • First Health (Coventry Health Care) PPO
  • Harvard Pilgrim Health Care PPO
  • Curative EPO
    Curative PPO Plus
    Curative PPO
  • Blue Card PPO
  • Select

Locations

  1. 1 Francis X Walsh MD PC
    31 River Rd Ste 200, Cos Cob, CT 06807
    Icon Directions Right Arrow Directions Phone Icon (203) 322-2366
  2. 2 Marcus Mayus MD Inc.
    81 Holly Hill Ln Fl 3, Greenwich, CT 06830
    Icon Directions Right Arrow Directions Phone Icon (203) 869-5515

Patient Satisfaction

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Telehealth Options
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(203) 322-2366

About Me

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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Mayus communicate via email?
2 users said yes.
Yes
(2)
No
(2)
Does Dr. Mayus offer telehealth services or virtual visits?
1 user said yes.
Yes
(1)
No
(1)
Does Dr. Mayus offer an online patient portal?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. Mayus have free onsite parking?
2 users said yes.
Yes
(2)
No
(0)
Does Dr. Mayus offer weekend visits?
1 user said yes.
Yes
(1)
No
(3)
Does Dr. Mayus offer evening visits?
No users said yes.
Yes
(0)
No
(3)
Does Dr. Mayus specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mayus specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mayus specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mayus specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Mayus 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. Marcus Mayus, MD. To arrange an appointment, call the number on Dr. Mayus's profile.

Dr. Mayus frequently treats the following conditions: Urinary Tract Infection (UTI), Acute Upper Respiratory Infection, Intestinal Diverticulitis, Joint Pain, Thrush, All Headaches (incl. Migraine), Pharyngitis, Long COVID Disorder, Constipation, Acute Bronchitis and Acute Lower Respiratory Infection. See more on Sharecare.

Dr. Marcus Mayus, MD is affiliated with Norwalk Hospital, Greenwich Hospital and Stamford Hospital.

Education
Medical Education
  • NEW YORK Medical College
Medical Education

Hospital Affiliations

  • Norwalk Hospital

    34 Maple St, Norwalk, CT

  • Greenwich Hospital

    5 Perryridge Rd, Greenwich, CT

  • Stamford Hospital

    1 Hospital Plz, Stamford, CT

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