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Dr. David Mast, MD

Internal Medicine* Age 67
Dr. David Mast, MD
3.9 (15 Ratings)
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Dr. David Mast, MD is an Internist in Duluth, MN.
Dr. David Mast, MD
3.9 (15 Ratings)
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Dr. David Mast, MD

Internal Medicine* Age 67
Duluth, MN
Accepting new patients
39 years of experience
Dr. David Mast, MD is an Internist in Duluth, MN.

About

Dr. Mast graduated from University of Minnesota Medical School in 1985 and completed a residency at Mt Sinai MC.Dr. David Mast, MD is an Internist in Duluth, MN and has 39 years experience. Dr. Mast currently practices at Practice and are affiliated with St. Luke's Hospital, Essentia Health-Northern Pines (Aurora) and Community Memorial Hospital. Dr. Mast has experience treating conditions like Shortness of Breath and Muscle Spasm among other conditions at varying frequencies. At present, Dr. Mast received an average rating of 3.9/5 from patients and has been reviewed 15 times. Dr. Mast's office accepts new patients. Dr. Mast is board certified in Internal Medicine and accepts multiple insurance plans.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

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These providers are on the medical staff of Essentia Health
These providers are on the medical staff of Essentia Health.
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Experience Check

Enter a condition or procedure
Shortness of Breath
Immunization Administration
Muscle Spasm
Shortness of Breath
Immunization Administration
Muscle Spasm
Shortness of Breath
Immunization Administration
Muscle Spasm
Joint Pain
Acute Upper Respiratory Infection
All Headaches (incl. Migraine)
Asphyxia and Hypoxemia
Constipation
Dehydration
Foot Infection
Herpes Zoster Without Complication
Intestinal Diverticulitis
Limb Pain
Muscle Cramping
Nausea
  • View other providers who treat Nausea
Pharyngitis
Thrush
  • View other providers who treat Thrush
Tobacco Use Disorder
Urinary Incontinence
Urinary Tract Infection (UTI)
Venous Embolism and Thrombosis
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Abdominal Pain
Abnormal Thyroid
Achilles Tendinitis
Acidosis
  • View other providers who treat Acidosis
Actinic Keratosis
Acute Bronchitis
Acute Deep Vein Thrombosis (DVT)
Acute Laryngitis
Acute Lower Respiratory Infection
Acute Pharyngitis
Acute Sinusitis
Acute Venous Embolism Thrombosis
ADHD and-or ADD
Adhesive Capsulitis Shoulder
Administrative Physical
Adult Failure to Thrive
Alkalosis
Allergic Conjunctivitis
Allergic Rhinitis
Anal or Rectal Pain
Anemia
  • View other providers who treat Anemia
Animal Allergies
Ankle Sprains and Strains
Anosmia
  • View other providers who treat Anosmia
Anxiety
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Arthritis
Arthritis of the Elbow
Arthritis of the Neck
Asthma
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Asymptomatic Post-Menopausal Status
Ataxia
  • View other providers who treat Ataxia
Atherosclerosis
Athlete's Foot
Atopic Dermatitis (Eczema)
Back Pain
Balanitis
Balanoposthitis
Bedsores
  • View other providers who treat Bedsores
Bedwetting
Benign Chronic Pain Syndrome
Bird Flu
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Bladder Infection
Blepharitis
Blood in Urine (Hematuria)
Boil
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Bronchiectasis
Bronchitis
Bronchospasm
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
Celiac Disease
Cellulitis
Chest Pain
Chest Wall Pain Syndrome
Chronic Deep Vein Thrombosis (DVT)
Chronic Depression (Dysthymia)
Chronic Fatigue Syndrome
Chronic Neck Pain
Chronic Pain
Chronic Sinusitis
Chronic Venous Embolism Thrombosis
Cold Sore
Common Cold
Contact Dermatitis
COPD (Chronic Obstructive Pulmonary Disease)
Cough
  • View other providers who treat Cough
Deep Vein Thrombosis (DVT)
Diabetes Type 1
Diabetes Type 2
Diabetes With Renal Manifestations
Diabetic Polyneuropathy
Diarrhea
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Difficulty With Walking
Dizziness
Dry Eyes
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Dry Skin
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Dysentery
Dyshydrotic Eczema
Dyslipidemia
Dysphagia
Ear Ache
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Earwax Buildup
Eczema and Contact Dermatitis
Eczema and Contact Dermatitis Due to Detergents
Elbow Sprain
Emphysema
Enlarged Prostate (BPH)
Enteritis
Esophagitis
Essential Tremor
Fever
  • View other providers who treat Fever
Fibromyalgia
Folliculitis
Gait Abnormality
Ganglion Cyst
Gas-Bloat Syndrome
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastroparesis
Gastroptosis
Genu Valgum
Giardiasis
Gout
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Hair Loss
Hammer Toe
Headache
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Heart Disease
Heart Palpitations
Hemorrhoids
Hernia
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Herpes Simplex Infection
Hives
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Human Immunodeficiency Virus (HIV)
Hydrocele
Hypercalcemia
Hyperkalemia
Hyperlipidemia
Hypersensitivity Pneumonitis
Hypertension
Hypoglycemia
Hypogonadism
Hypokalemia
Hypotension
Hypotension (Excluding Maternal)
Hypothyroidism
Hypoxemia
Impetigo
  • View other providers who treat Impetigo
Indigestion
Influenza (Flu)
Ingrown Nail
Insomnia
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Intertrigo
Intestinal Diverticulosis
Iodine Deficiency
Iron Metabolism Disorders
Irritable Bowel Syndrome
Itchy Skin
Jock Itch
Knee Sprain
Lactose Intolerance
Laryngitis
Lateral and Medial Epicondylitis (Tennis and Golf Elbow)
Leg and Foot Ulcers
Leukocytopenia
Lichen Simplex Chronicus
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
Moles (Benign Skin Lesions)
Mood Disorders (Dysthymia and Cyclothymia)
Motion Sickness
Muscle Weakness
Mycobacterial Lung Infection
Nail and Nail Bed Infection
Nail Infection
Nasopharyngitis
Neurogenic Bladder
Nightmare Disorder
Nighttime Urination (Nocturia)
Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
  • View other providers who treat Obesity
Onychomycosis
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
Peripheral Nerve Disorders
Phlebitis and Thrombophlebitis
Phosphorus Metabolism Disorders
Pinkeye (Conjunctivitis)
Plantar Fasciitis
Plantar Wart
Pneumonia
Poison Ivy, Poison Oak, or Poison Sumac Poisoning
Pollen Allergy
Polymyalgia Rheumatica (PMR)
Polymyositis
Polyneuropathy
Polyuria
  • View other providers who treat Polyuria
Postnasal Drip
Radiculopathy
Rash
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Raynaud's Disease
Reflux Esophagitis
Restless Leg Syndrome
Rhabdomyolysis
Ringworm
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Rosacea
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Salivary Gland Stones and Inflammation
Sarcoidosis
Scabies
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Sciatica
  • View other providers who treat Sciatica
Sebaceous Cysts
Seborrheic Dermatitis
Secondary Diabetes Mellitus
Secondary Hypertension
Sexually Transmitted Diseases (STDs)
Shingles
  • View other providers who treat Shingles
Shoulder Tendinitis and Tenosynovitis
Sickle Cell Disease
Sinus Bradycardia
Sinus Tachycardia
Sinusitis
Skin Ulcer
Sleep Apnea
Sleep-Related Leg Cramp
Sprains and Strains (incl. Muscle Tear)
Stye
  • View other providers who treat Stye
Swine Flu
Symptomatic Menopause
Tension Headache
Testicular Dysfunction
Throat Pain
Thyroid Goiter
Tinea Versicolor
Tinnitus
  • View other providers who treat Tinnitus
Tonsillitis
Torticollis
Transient Ischemic Attack (TIA)
Tremor
  • View other providers who treat Tremor
Trigeminal Neuralgia
Urinary Hesitancy
Urinary Stones
Vaginitis or Vaginosis
Valley Fever
Varicose Eczema
Venous Compression
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Viral Enteritis
Viral Hepatitis
Viral Infection
Vitamin B Deficiency
Vitamin B12 Deficiency
Vitamin D Deficiency
Warts
  • View other providers who treat Warts
Wheezing
  • View other providers who treat Wheezing
Whooping Cough
Wrist Sprain or Strain
Care Coordination for Complex Conditions and Procedures
Chronic Care Management
Diabetes Counseling
Fecal Occult Blood Test for Colorectal Cancer
Human Papillomavirus DNA Testing
Pap Smear
Wellness Examination

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Group Health Cooperative of South Central Wisconsin
  • Aetna
  • First Health (Coventry Health Care)
  • PreferredOne
  • HealthyBlue 2.0
  • HealthEOS PPO
  • United Healthcare
  • Group Value Network (Select Network)-MN
  • Medicare Advantage HMO
  • Coventry Health Care
  • HealthPartners
  • Cigna
  • MultiPlan PPO
  • Anthem Blue Cross Blue Shield
    Blue Preferred Plus POS
  • Security Health Plan (SHP)
  • Curative EPO
    Curative PPO
    Curative PPO Plus
  • Humana
  • Medica
  • Ucare
  • Blue Cross and Blue Shield

Locations

  1. 1 Office
    1001 E Superior St Ste 401, Duluth, MN 55802
    Icon Directions Right Arrow Directions Phone Icon (218) 249-7960
    Monday
    08:00 - 16:30
    Tuesday
    08:00 - 16:30
    Wednesday
    08:00 - 16:30
    Thursday
    08:00 - 16:30
    Friday
    08:00 - 16:30
    Saturday
    Closed
    Sunday
    Closed

Patient Satisfaction

Likelihood to recommend Dr. Mast
3.9
Based on 15 Reviews
5 Stars (11)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (4)

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Patient Reviews
Sep 05, 2023
I have been under Dr. Mast's care for about 20 years. I feel so fortunate to have him as my doctor. He is so thorough and thoughtful. A very kind doctor that really cares about his patients. He takes so much time to explain and to learn and really cares.
Dean P — Sep 05, 2023
See more reviews on Healthgrades
Photo: Dr. David Mast, MD
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Dr. Mast's Office & Staff

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  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Mast

  • 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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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.
Education

Education

Medical Education
  • University of Minnesota Medical School
    1985
Medical Education

Board Certifications

Board Certifications
  • Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Internship

Internship
  • HENNEPIN COUNTY MEDICAL CENTER
    1986
Internship

Residency

Residency Hospital
  • Mt Sinai MC
    1988
Residency Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Mast communicate via email?
No responses yet.
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Does Dr. Mast offer telehealth services or virtual visits?
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Does Dr. Mast offer an online patient portal?
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Does Dr. Mast have free onsite parking?
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Does Dr. Mast offer weekend visits?
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Does Dr. Mast offer evening visits?
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Does Dr. Mast specialize in working with children or adolescents?
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Does Dr. Mast specialize in working with seniors?
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Does Dr. Mast specialize in couples therapy?
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Does Dr. Mast specialize in working with LGBTQ+ community?
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Does Dr. Mast accept insurance?
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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. David Mast, MD. To arrange an appointment, call the number on Dr. Mast's profile.

Dr. Mast frequently treats the following conditions: Shortness of Breath and Muscle Spasm. See more on Sharecare.

Dr. David Mast, MD is affiliated with St. Luke's Hospital, Essentia Health-Northern Pines (Aurora) and Community Memorial Hospital.

Yes, Dr. David Mast, MD holds board certification in Internal Medicine.

Hospital Affiliations

  • St. Luke's Hospital

    915 E 1st St, Duluth, MN

  • Essentia Health-Northern Pines (Aurora)

    5211 Highway 110, Aurora, MN

  • Community Memorial Hospital

    512 Skyline Blvd, Cloquet, MN