Dr. Marc Difazio, MD

Dr. Marc Difazio, MD

Pediatric Neurology  ·  
Male  ·  
Age 53
Dr. Marc Difazio, MD is a pediatric neurology specialist in Rockville, MD and has been practicing for 19 years. He graduated from Loyola University Of Chicago/Stritch School Of Medicine in 1991 and specializes in pediatric neurology and pediatrics.

9850 Key West Ave Fl 4

Rockville, MD 20850

Contact Information

(301) 765-5400

Insurance Accepted

  • Aetna
  • Amerigroup (Wellpoint)
  • Anthem
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • CareOregon
  • CareSource
  • 30 More

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Learn about Dr. Difazio

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Difazio performs your care needs compared to other doctors.

Brain Disorders
more than 46% of peers
Seizure Disorders
more than 38% of peers
more than 20% of peers

Dr. Difazio's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. Difazio "My highest priority is to maximize quality of life for patients and family members. To this end, I emphasize the need for facilitating communication with families, and mandating that patients take responsibility for their health and care plan.   compliance with tough initiatives like exercise, weight loss, and non-medical treatments to complement a medical intervention are critical for the success of medical management.   I  am committed to patient safety, and am part of the CNHS Ambulatory Electronic Health Record implementation. "

2  Specialties

  • Pediatric Neurology
  • Pediatrics

3  Board Certifications

  • Neurology
    Accredited by: American Board of Physician Specialties**
  • Neurology with Special Qualification in Child Neurology
    Accredited by: American Board of Psychiatry & Neurology*
  • Pediatrics
    Accredited by: American Board of Pediatrics*

63  Conditions Treated

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5  Procedures

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Maryland.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Providence College
    Undergraduate School | Graduated 1987
  • Loyola University Of Chicago/Stritch School Of Medicine
    Medical School | Graduated 1991
  • Walter Reed Army Medical Center
    Internship Hospital | Completed 1992
  • Walter Reed Army Medical Center
    Residency Hospital | Completed 1994
  • Walter Reed Army Medical Center
    Fellowship Hospital | Completed 1999

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
  • Pediatric Teaching Intern of the Year, 1992
  • National Defense Service Medal, 1991
  • Excellence in Innovation, Allergan, Inc., 2005
  • Department of Neurology Staff Instructor of the Year, 2001-2002
  • Meritorious Service Medal, 1996,2002
  • Army Commendation Medal, 1996
  • Alpha Omega Alpha Medical Honor Society, 1991
Media & Publications
  • The little Neurotoxin that Could, 4/21/2003
  • Biotinidase deficiency, 2006
  • Fibromuscular Dysplasia in a six-year-old Child: a Rare Cause of Childhood Stroke, 8/00
  • Paroxysmal Tonic Upgaze and Partial Tetrasomy of Chromosome 15: A Novel Genetic Association, 2005
  • Early Diagnosis of Spinal Cord Arteriovenous Malformations, 1994
  • Acute Onset of Myoclonus After Group A Beta-hemolytic Streptococcal Infection, 1998
  • Acute Onset of Myoclonus after Group A Beta Hemolytic Streptococcal Infection: A PANDAS Variant., 10/98
  • The Utility of SPECT Scanning in a Neonate with Hypothalamic Hamartoma and Gelastic Seizures, 7/00
  • Basal Ganglia Injury as a Complication of the Ketogenic Diet, 2002
  • A Focused Review of Treatment with Botulinum Toxins for Low Back Pain, 2003
  • Visual disturbance associated with postoperative cerebellar mutism, 2005
  • Botulinum toxin A improved burning pain and allodynia in two patients with spinal cord pathology, 2003
  • Ectodermal Dysplasia and Brain Cystic Changes, 7/02
  • Index of Suspicion: Case 3, Infantile Pseudotumor Cerebri, 7/01
  • Orofacial Automatisms Induced by Acute Withdrawal From High-Dose Midazolam Mimicking Nonconvulsive Status Epilepticus in a Child, 2003
  • A Rare Interstitial Deletion (2)(p11.2p13) In a Child With Pericentric Inversion of Paternal Origin, 1999
  • Aicardi Syndrome, 2006
  • Molecularly defined Interstitial Tandem Duplication 6p Case with Mild Manifeestations, 2001

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Difazio does not have any memberships or affiliations listed. If you are Dr. Difazio and would like to add memberships or affiliations, please update your profile.

Dr. Difazio's Reviews

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Average Wait Time
  • 10 – 15 minutes
Dr. Difazio's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
  • Scheduling
  • Office environment
  • Staff friendliness
What People Say About Dr. Marc Difazio, MD
After my child endured a concussion, the ER doctors referred us to Dr. DiFazio for a follow-up appointment the next day. My child had fallen, hit their head, blacked out, threw up three times, had an extreme headache, was disoriented for two days, and was extremely fatigued for several days. Point...Read More
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Silver Spring, MD – Jul 03, 2018
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Bad experience. Save your child life and don’t go to this doctor. Why is he a doctor he has no ideea about neurology. He is not getting back to your emails, no emergency phone number to call. His appointments are less than 2 min. You wait months to schedule an appointment with him and he is trying...Read More
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Jane in Rockville – Jun 02, 2018
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I strongly recommend Dr. DiFazio to family, friends, any everyone in need of a neurologist. He has been my primary neurologist for the past 5 years and has always provided the best and most helpful care. Dr. DiFazio, staff, and the other physicians are all very friendly and welcoming. Scheduling...Read More
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Samantha in Maryland – Feb 01, 2018
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An amazing doctor,organized,fast and relatable. I would definitely recommend him.
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Gaithersburg, MD – Dec 14, 2017
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We just got back from our first visit with Dr. Difazio and had a very positive experience. Dr. Difazio is the medical director of the outpatient facility in Rockville, MD. He was very thorough in his examination, calm in his demeanor and very receptive to all our questions and concerns. He...Read More
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Gaithersburg, MD – Nov 23, 2017
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