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  • Internal Medicine
  • Accepting new patients
  • 44 years of experience
  • Charles River Medical Associates 101 Coolidge St, Hudson, MA 01749
  • (978) 562-0757

Brief Intro

Dr. Mcmahon graduated from the Tufts University School of Medicine in 1981. He works in Hudson, MA and 1 other location and specializes in Internal Medicine. Dr. Mcmahon is affiliated with Umass Memorial Marlborough Hospital.

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Education Background

RESIDENCY

St Vincent Hospital

MEDICAL SCHOOL

Tufts University School Of Medicine - 1981

Languages Spoken

  • Spanish
  • English

Location & Hours

  • Charles River Medical Associates
  • 101 Coolidge St, Hudson, MA 01749
  • Mon:8:00 am - 5:00 pm
    Tue:8:00 am - 5:00 pm
    Wed:8:00 am - 5:00 pm
    Thu:8:00 am - 5:00 pm
    Fri:8:00 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Internal Medicine

Conditions Addressed

  • Menopausal and Postmenopausal Disorders
  • Lyme Disease
  • Raynaud's Disease
  • Bronchial Asthma
  • Bunions
  • Hypoglycemic Coma
  • Autism
  • Diverticulitis
  • Acne
  • Bell's Palsy
  • Schizophrenia
  • Venous Embolism and Thrombosis
  • Iron Deficiency Anemia
  • Abnormal Vaginal Bleeding
  • Abdominal Aortic Aneurysm
  • Anemia
  • Ischemic Stroke
  • Benign Prostatic Hypertrophy (BPH)
  • Rheumatoid Arthritis
  • Acute Myocardial Infarction (AMI)
  • Irritable Bowel Syndrome (IBS)
  • Acute Sinusitis
  • Eczema
  • Hypertension (HTN)
  • Acute Pharyngitis
  • Acute Upper Respiratory Tract Infections
  • Chronic Bronchitis
  • Sexually Transmitted Diseases (STDs)
  • Depressive Disorders
  • Internal Derangement of Knee Cartilage
  • Calculus of the Urinary System
  • Scoliosis or Kyphoscoliosis
  • Gastroesophageal Reflux Disease (GERD)
  • Cholelethiasis or Cholecystitis
  • Skin and Subcutaneous Infections
  • Intestinal Obstruction
  • Gingival and Periodontal Diseases
  • Inguinal Hernia
  • Carpal Tunnel Syndrome (CTS)
  • Alcohol Dependence
  • Diabetes Mellitus (DM)
  • Systemic Lupus Erythematosus
  • Labyrinthitis
  • Pneumonia
  • Melanoma
  • Keratitis
  • Thyroid Cancer
  • Rotator cuff syndrome
  • Acute Bronchitis
  • Chronic Renal Disease
  • Candidiasis
  • Sciatica
  • HIV Infection
  • Prostatitis
  • Vitamin D Deficiency
  • Tension Headache
  • Hearing Loss
  • Fractures, Dislocations, Derangement, and Sprains
  • Cataract
  • Bacterial Pneumonia
  • Dementia
  • Dehydration
  • Heart Failure
  • Tinea Unguium
  • Cirrhosis
  • Restless Leg Syndrome
  • Anxiety Dissociative and Somatoform Disorders
  • Anxiety Phobic Disorders
  • Erectile Dysfunction (ED)
  • Sarcoidosis
  • Obstructive Sleep Apnea
  • Gastritis and Duodenitis
  • Acute Conjunctivitis
  • Atherosclerosis
  • Eating Disorders
  • Multiple Sclerosis (MS)
  • Hypothyroidism
  • Angina Pectoris
  • Cardiac Arrhythmia
  • Contact Dermatitis
  • Insomnia
  • Ischemic Heart Disease
  • Osteoporosis
  • Obesity
  • Paroxysmal Supraventricular Tachycardia (PSVT)
  • Benign Polyps of the Colon
  • Conduction Disorders
  • Disorders of Lipoid Metabolism
  • Herpes Zoster
  • Malignant Neoplasm of Female Breast
  • Attention Deficit Disorder (ADD)
  • Cardiomyopathy
  • Osteoarthritis
  • Gout
  • Atrial Fibrillation and Atrial Flutter
  • Bipolar Disorder
  • Mitral Valvular Disease
  • Emphysema
  • Lateral Epicondylitis
  • Epilepsy
  • Urinary Tract Infection (UTI)
  • Inflammatory Bowel Disease (IBD)
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Procedures Performed

  • Cardiac Stress Test
  • Physical Therapy

Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Blue Cross Blue Shield
  • MassHealth
  • UnitedHealthOne
  • CHAMPVA
  • STLDentalPlan| LLC
  • UniCare
  • Health New England
  • Cigna
  • Aetna
  • Medicare
  • UnitedHealthcare
  • Fallon Community Health Plan (FCHP)
  • Trusted Health Plan
  • Liberty Mutual
  • Tricare
  • Harvard Pilgrim Health Care
  • Medicaid
  • Meritain Health
  • Blue Cross Blue Shield of Texas
  • Tufts Health Plan
  • GEHA
  • UnitedHealthcare Oxford
  • Blue Cross Blue Shield of Massachusetts
  • Anthem Blue Cross Blue Shield
  • HealthPartners
  • CBA Blue
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  • Cancer 19
  • Cardiology, Heart & Vascular Surgery 13
  • Orthopedics 35
  • Neurology & Neurosurgery 20
  • Gastroenterology & GI Surgery 32
  • Pulmonology & Lung Surgery 41
  • Diabetes & Endocrinology 25
  • Children's Hospital 8
  • Urology 35
  • Psychiatry 47
  • Geriatrics 33
  • Rehabilitation 11
  • Obsterics & Gynecology 6
  • Ophthalmology 2
  • Ear, Nose & Throat 6
  • Rheumatology 2
  • Long Term Care 7
  • Maternity Care (Uncomplicated Pregnancy) 15