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Dr. John McMahon, DO

Internal Medicine* Age 51
Dr. John McMahon, DO
5.0 (114 Ratings)
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Dr. John McMahon, DO is an Internist in Portsmouth, NH.
Dr. John McMahon, DO
5.0 (114 Ratings)
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Dr. John McMahon, DO

Internal Medicine* Age 51
Portsmouth, NH
Call for new patient details
17 years of experience
Dr. John McMahon, DO is an Internist in Portsmouth, NH.

About

Dr. McMahon graduated from University of New England College of Osteopathic Medicine. Dr. John McMahon, DO is an Internist in Portsmouth, NH and has 17 years experience. Dr. McMahon currently practices at Practice and are affiliated with York Hospital. Dr. McMahon has experience treating conditions like Joint Pain and Bursitis of Hip among other conditions at varying frequencies. At present, Dr. McMahon received an average rating of 5.0/5 from patients and has been reviewed 114 times. Dr. McMahon's office is not accepting new patients. Dr. McMahon is board certified in Sports 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.

Experience Check

Enter a condition or procedure
Joint Pain
Arthrocentesis
Bursitis of Hip
Joint Pain
Arthrocentesis
Bursitis of Hip
Joint Pain
Arthrocentesis
Bursitis of Hip
Osteoarthritis of Foot
Osteoarthritis of Ankle
Achilles Tendinitis
Adhesive Capsulitis Shoulder
Cervical Radiculopathy
Hip Impingement
Hip Tendinitis
Iliotibial Band Syndrome
Internal Derangement of Knee
Knee Ligament Tears
Knee Tendinitis
Lateral Epicondylitis
Limb Pain
Lumbar Radiculopathy
Lumbar Spinal Stenosis
Lumbosacral Stenosis
Meniscus Tear
Nerve Root Injury and Plexus Disorders (incl. Pinched Nerve)
Osteoarthritis of Hand
Osteoarthritis of Shoulder
Osteoarthritis of Wrist
Patellofemoral Pain Syndrome (PFPS)
Plantar Fasciitis
Posterior Tibial Tendonitis
Rotator Cuff Tear
Rotator Cuff Tendinosis
Shoulder Impingement Syndrome
Shoulder Tendinitis and Tenosynovitis
Snapping Hip
Spondylitis
Thoracic Radiculopathy
Arterial Blood Gas Test (ABG)
Electrocardiogram (EKG)
Myofascial Trigger Point Injection
Peripheral Nerve Block
Steroid Injection
Abdominal Pain
AC Joint Injury
All Headaches (incl. Migraine)
Ankle Fracture
Ankle Impingement
Ankle Sprains and Strains
Anterior Cruciate Ligament (ACL) Tear
Arthritis
Arthritis of the Neck
Ataxia
  • View other providers who treat Ataxia
Back Pain
Benign Chronic Pain Syndrome
Broken Arm
Bunion
  • View other providers who treat Bunion
Bursitis
  • View other providers who treat Bursitis
Carpal Tunnel Syndrome
Cellulitis
Chondromalacia
Chronic Neck Pain
Chronic Pain
Chronic Pelvic Pain
Coccygeal Pain
Difficulty With Walking
Dizziness
Dyslipidemia
Elbow Sprain
Femur Fracture
Fibromyalgia
Foot Fracture
Foot Sprain
Gait Abnormality
Ganglion Cyst
Glenoid Labrum Tear
Gout
  • View other providers who treat Gout
Hammer Toe
Headache
  • View other providers who treat Headache
Heart Disease
Heart Palpitations
Hernia
  • View other providers who treat Hernia
Herniated Disc
Hip Dysplasia
Hip Fracture
Hip Sprain
Hyperlipidemia
Hypertension
Hypothyroidism
Knee Sprain
Lateral and Medial Epicondylitis (Tennis and Golf Elbow)
Leg Fracture Below Knee (incl. Ankle)
Limb Swelling
Limb Swelling Caused by Fluid Overload
Lipid Disorders
Low Back Pain
Lupus
  • View other providers who treat Lupus
Malaise and Fatigue
Medial Epicondylitis
Muscle Spasm
Muscle Weakness
Osteoarthritis
Osteoarthritis of Hand or Wrist
Osteoarthritis of Hip
Osteoarthritis of Hip and Thigh
Osteoarthritis of Knee
Osteoarthritis of Spine
Osteochondritis Dissecans
Osteopenia
Patellar Chondromalacia
Patellar Tendonitis
Pelvic Fracture
Peripheral Autonomic Neuropathy
Piriformis Syndrome
Radiculopathy
Rib Fracture
Sciatica
  • View other providers who treat Sciatica
Sever's Disease
Shoulder Dislocation
Sprains and Strains (incl. Muscle Tear)
Tarsal Tunnel Syndrome
Tenosynovitis
Thoracic Compression Fracture
Thoracic Spine Fracture
Thyroid Goiter
Transient Ischemic Attack (TIA)
Venous Insufficiency
Vertigo
  • View other providers who treat Vertigo
Wrist Sprain or Strain
Abscess or Cyst Drainage or Aspiration
Abscess or Fluid Incision and Drainage
Carpal Tunnel Injection
Platelet-Rich Plasma Injection (PRP)
Puncture Aspiration
Somatic Nerve Block
Spinal Nerve Block

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Preferred Blue v5 PPO
    Blue Cross Blue Shield of Massachusetts PPO
  • Tufts PPO
  • Choice Plus POS
    Navigate POS
    Options PPO
    Navigate Plus POS
    Navigate HMO
    Nexus Open Access
  • Open Access Plus
    Cigna PPO
  • Complete PPO Plus
  • HealthyBlue Advantage
  • Managed Choice (Open Access) POS
    Choice Plus POS II
    Open Choice PPO
    Aetna HMO
    Premier Care Network Plus - Innovation Health
    Elect Choice (Open Access) EPO
    APCN Choice POS II
    Select
    APCN Open Access Aetna Select
  • Pathway Enhanced-ME POS
    Maine HMO
    Preferred Blue Network-NH PPO
    Pathway X Enhanced/Ind Direct Access NH POS
    Blue Choice-ME PPO
  • MVP Health Plan EPO
  • Harvard Pilgrim Health Care HMO
    Harvard Pilgrim Health Care PPO
    ChoiceNet HMO
  • Blue Card PPO
    BlueCard PPO

Locations

  1. 1 Office
    1900 Lafayette Rd Ste A, Portsmouth, NH 03801
    Icon Directions Right Arrow Directions Phone Icon (603) 431-1121
  2. 2 Seacoast Surgery
    16 Hospital Dr, York, ME 03909
    Icon Directions Right Arrow Directions Phone Icon (207) 363-3490
  3. 3 Office
    22 Bramhall St # P2A, Portland, ME 04102
    Icon Directions Right Arrow Directions Phone Icon (207) 662-4618
  4. 4 Sportsmedicine Atlantic Orthopaedics
    16 Hospital Dr Ste B, York, ME 03909
    Icon Directions Right Arrow Directions Phone Icon (603) 431-1121

Patient Satisfaction

Likelihood to recommend Dr. McMahon
5.0
Based on 114 Reviews
5 Stars (112)
4 Stars (1)
3 Stars (0)
2 Stars (1)
1 Star (0)

Leave a review

How likely are you to recommend Dr. McMahon?

(Select your rating)
Patient Reviews
Jan 31, 2025
He seemed like he was not just going through a process. I think he really cares about his patient.
Roland — Jan 31, 2025
See more reviews on Healthgrades
Photo: Dr. John McMahon, DO
How would you rate your experience with Dr. John McMahon, DO?
  • Likelihood of recommending Dr. McMahon to family and friends

Dr. McMahon'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. McMahon

  • 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
Orthopedic Sports Medicine
Bone & Joint Non-Surgical Orthopedics
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 New England College of Osteopathic Medicine
    2008
Medical Education

Board Certifications

Board Certifications
  • Sports 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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. McMahon communicate via email?
5 users said yes.
Yes
(5)
No
(3)
Does Dr. McMahon offer telehealth services or virtual visits?
3 users said yes.
Yes
(3)
No
(3)
Does Dr. McMahon offer an online patient portal?
13 users said yes.
Yes
(13)
No
(2)
Does Dr. McMahon have free onsite parking?
37 users said yes.
Yes
(37)
No
(0)
Does Dr. McMahon offer weekend visits?
No users said yes.
Yes
(0)
No
(8)
Does Dr. McMahon offer evening visits?
No users said yes.
Yes
(0)
No
(8)
Does Dr. McMahon specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. McMahon specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. McMahon specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. McMahon specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. McMahon 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. John McMahon, DO. To arrange an appointment, call the number on Dr. McMahon's profile.

Dr. McMahon frequently treats the following conditions: Joint Pain and Bursitis of Hip. See more on Sharecare.

Dr. John McMahon, DO is affiliated with York Hospital.

Yes, Dr. John McMahon, DO holds board certification in Sports Medicine.

Hospital Affiliations

  • York Hospital

    15 Hospital Dr, York, ME