Accepting new patients

Dr. John Mahan, MD

Internal Medicine •  Male • Age 59

  4 Reviews
Dr. Mahan

Benefis Hospitals, Inc.

500 15th Ave S Fl 2 Great Falls, MT 59405
Accepting new patients

Make an Appointment

(406) 731-8888

Dr. John Mahan, MD is an internal medicine specialist in Great Falls, MT and has been practicing for 27 years. He graduated from University Of New Mexico School Of Medicine in 1989 and specializes in internal medicine.

At a Glance

  • Explains conditions well Patients said this doctor explains conditions well. See reviews
  • Trustworthy Patients said this doctor is trustworthy. See reviews
  • Friendly staff Patients said the staff was friendly. See reviews

Insurance Check

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Dr. Mahan accepts

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

(406) 731-8888

Dr. Mahan accepts the following insurance:

Aetna
Choice Plus POS II
Blue Cross Blue Shield
Blue Card PPO
Cigna
Cigna PPO
Open Access Plus
MultiPlan
MultiPlan PPO

Background Check

Healthgrades does not collect malpractice claims information for Montana
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. Mahan treats your condition or procedure

Dr. Mahan's conditions and procedures:

  • Abdominal Disorders
  • Abdominal Pain
  • Acidosis
  • Actinic Keratosis
  • Acute Bronchitis
  • Acute Deep Vein Thrombosis (DVT)
  • Acute Pharyngitis
  • Acute Upper Respiratory Infection
  • All Headaches (incl. Migraine)
  • All Types of Food Poisoning
  • Allergic Reaction
  • Allergic Rhinitis
  • Anal Disorders
  • Anemia
  • Anemia and Iron Deficiency Screening
  • Anxiety
  • Arthritis
  • Arthritis of the Elbow
  • Asthma
  • Asymptomatic Post-Menopausal Status
  • Back Pain
  • Bedsores
  • Bell's Palsy
  • Benign Chronic Pain Syndrome
  • Bladder Diseases
  • Blood Disorders
  • Blood in Urine (Hematuria)
  • Bone Disorders
  • Breast Diseases
  • Bronchitis
  • Bursitis
  • Calcium Metabolism Disorders
  • Cardiovascular Stress Test
  • Celiac Disease
  • Cellulitis
  • Chest Pain
  • Cholesterol Screening
  • Chronic Neck Pain
  • Chronic Pain
  • Chronic Sinusitis
  • 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 Counseling
  • Diabetes Mellitus, Secondary
  • Diabetes Screening
  • Diabetes Type 1
  • Diabetes Type 2
  • Diabetes With Renal Manifestations
  • Diabetic Polyneuropathy
  • Diarrhea
  • Diverticulosis, Intestinal
  • Dizziness
  • Dysentery
  • 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
  • Fever
  • Fibromyalgia
  • Folliculitis
  • Food Poisoning
  • Foot Conditions
  • Fungal Nail Infection
  • Gait Abnormality
  • Gastroesophageal Reflux Disease (GERD)
  • Gastrointestinal Diseases
  • Gonorrhea Screening
  • Gout
  • Hammer Toe
  • Headache
  • Heart Disease
  • Heart Palpitations
  • Hemorrhoids
  • Hepatitis Screening
  • Herpes Zoster Without Complication
  • HIV Screening
  • Hoarse Voice (Dysphonia)
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypoglycemia
  • Hypokalemia
  • Hypotension
  • Hypotension (Excluding Maternal)
  • Hypothyroidism
  • Immunization
  • Influenza (Flu)
  • Insomnia
  • Joint Pain
  • Knee Disorders
  • 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
  • Migraine
  • Mineral Metabolism Disorders
  • Muscle Spasm
  • Nausea
  • Neck Muscle Strain
  • Neurogenic Bladder
  • Nighttime Urination (Nocturia)
  • Non-Alcoholic Fatty Liver Disease
  • Obesity
  • Osteoarthritis
  • Osteoarthritis of Ankle and Foot
  • Osteoarthritis of Hip
  • Osteoarthritis of Hip and Thigh
  • Osteoarthritis of Knee
  • Osteoarthritis of Shoulder
  • Osteopenia
  • Osteoporosis
  • Osteoporosis Screening
  • Overweight
  • Partial Lung Collapse
  • Patellofemoral Pain Syndrome or Knee Pain
  • Peptic Ulcer
  • Peripheral Nerve Disorders
  • Peripheral Vascular Disease (PAD, PVD)
  • Pharyngitis
  • Phlebitis and Thrombophlebitis
  • Phosphorus Metabolism Disorders
  • Plantar Fasciitis
  • Pneumonia
  • Polyneuropathy
  • Prostate Cancer Screening
  • Pulmonary Disease
  • Radiculopathy (Not Due to Disc Displacement)
  • Rash
  • Restless Leg Syndrome
  • Rib Fracture
  • Ringworm
  • Runner's Knee
  • Sciatica (Not Due to Disc Displacement)
  • Sepsis
  • Sexually Transmitted Infections Screening
  • Shingles
  • Shortness of Breath
  • Shoulder Disorders
  • Sinusitis
  • Skin Infections
  • Sleep Apnea
  • Sleep Disorders
  • Sore Throat
  • Spondylosis
  • Sprains and Strains (incl. Muscle Tear)
  • Stomach Diseases
  • Syphilis Screening
  • Tension Headache
  • Thrombosis
  • Thyroid Disease
  • Thyroid Screening
  • Tobacco Use Disorder
  • Transient Ischemic Attack (TIA)
  • Tremor
  • Ulcer
  • Urinary Disorders
  • Urinary Incontinence
  • Urinary Stones
  • Urinary Tract Infection (UTI)
  • Vertigo
  • Viral Enteritis
  • Vitamin D Deficiency
  • Warts

Dr. Mahan's Reviews

Likelihood to recommend Dr. Mahan

4.0

Based on 4 reviews

5 Stars
75%
(3)
4 Stars
0%
(0)
3 Stars
0%
(0)
2 Stars
0%
(0)
1 Star
25%
(1)

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Dr. Mahan?
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Average Reported Wait Time
  • 10 – 15 minutes
Dr. Mahan's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness

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About Me

Biography

Dr. John Mahan is an Internal Medicine physician.  He is a hospitalist on the Inpatient Rehabilitation and Behavioral Health units at Benefis West.

Dr. Mahan and takes a holistic approach to patient care.  "I care for the whole ...

Specialties

  • Internal Medicine

Board Certifications

Education

1992
University Va Sch Med
Residency Hospital
1990
University Va Sch Med
Internship Hospital
1989
University Of New Mexico School Of Medicine
Medical School

Awards

Affiliated Hospitals

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

Learn more

67% Patient experience rating, 2% lower than the national average