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Katherine Twynam Hamilton, MD

Katherine Twynam Hamilton, MD Physician

Assistant Professor of Clinical Neurology

Dr. Hamilton is employed by Penn Medicine.

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  1. He or she is not employed by Penn Medicine.
  2. He or she does not see patients in a medical practice setting.
  3. He or she sees patients but has not yet received the minimum 30 patient satisfaction reviews in the past 12 months, ensuring that the rating is statistically reliable and a true reflection of patient satisfaction.

Clinical Specialties


  • Neurology

Programs & Centers:

Board Certification:

  • Neurology, 2017

Clinical Expertise:

  • Concussion
  • Headache
  • Trigeminal Nerve Disorders

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • eLAP Services
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • Homestead Smart Health Plans
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Keystone First Medicare
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Health and Wellness (Centene) Medicare
  • PA Medicaid
  • PA Medicare
  • Preferred Health Care/LGH
  • Provider Partners Health Plan
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan
  • Veterans Choice Program

Education and Training

Medical School: University of Pennsylvania School of Medicine
Residency: UCSF Medical Center and Hospital
Fellowship: Montefiore Medical Center


American Academy of Neurology, National American Headache Society, National

Hospital Affiliation

Dr. Hamilton is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.


Selected Publications:

Hamilton KT and Robbins MS: Migraine treatment in pregnant women presenting to acute care: a retrospective observational study Headache : 2018.

Hamilton, KT and Parko KP: Epileptic and Non-epileptic Seizures after Traumatic Brain Injury”. Traumatic Brain Injury: A Clinician’s Guide to Diagnosis, Management, and Rehabilitation : 2017.

Alahiri A, Hamilton K, Oza V, Cordoro K, Sobreira NL, Malloy M, Slavotinek A.: A patient with a late diagnosis of cerebrotendinous xanthomatosis and a response to treatment. American Journal of Medical Genetics 173 (8): 2275-2279,2017.

Hamilton KT, Lee, BJ: In-hospital delirium while awaiting temporal artery biopsy: A teachable moment. JAMA Internal Medicine 174 (12): 1891-2,2014.

Hamilton KT, Anderson CT, Dahodwala N, Lawler K, Hesorffer D, French J, Pollard JR.: Utilization of care among drug resistant epilepsy patients with symptoms of anxiety and depression. Seizure 23 (3): 196-200,2014.

Academic Contact Info

3 Gates Building
3400 Spruce Street

Philadelphia, PA 19104
Phone: (215) 662-3606
Patient appointments: 800-789-7366 (PENN)