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Eric Lancaster, MD, PhD

Eric Lancaster, MD, PhD Physician

Assistant Professor of Neurology Assistant Professor Assistant Professor

Dr. Lancaster is employed by Penn Medicine.

Patient Satisfaction Ratings

Patient Rating Breakdown

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Overall Ratings

Patient Comments

Clinical Specialties


  • Neurology

Programs & Centers:

Board Certification:

  • Neurology, 2008
  • Neuromuscular Medicine, 2009

Clinical Expertise:

  • Autoimmune Neuropathy
  • Guillain-Barré Syndrome (GBS)
  • Muscle Disease
  • Myasthenia Gravis (MG)
  • Myopathies
  • Myositis
  • Nerve Conduction Studies (NCS)
  • Nerve Disease
  • Nerve Injury
  • Neuromuscular Disease
  • Peripheral Nerve Disease
  • Peripheral Neuropathy

Description of Clinical Expertise

Neuromuscular disorders, electromyography (EMG), Auto-antibody mediated disorders

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • Clover Health Plan
  • CVS Health
  • Devon Health Services (Americare)
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthPartners Medicare
  • HealthSmart
  • Highmark Blue Shield
  • 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
  • Rail Road Medicare / Palmetto GBA
  • Remedy Partners at Penn Medicine
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan

Education and Training

Medical School: University of Maryland School of Medicine
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


American Academy of Neurology (member), National American Association of neuromuscular and electrodiagnostic medicine (AANEM), National American Neurological Association, National Society for Neuroscience (SFN), International

Hospital Affiliation

Dr. Lancaster 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.


Description of Research Expertise:

Neuronal autoantibodies, encephalitis, acquired neuromyotonia (Isaacs' syndrome), peripheral nerve hyperexcitability, potassium channels, the glycine receptor, the GABA-B receptor, neuromuscular disorders, stiff person syndrome.

Selected Publications:

37., Patterson K, Dalmau J, and Lancaster E.: Mechanisms of Caspr2 antibodies in autoimmune encephalitis and acquired neuromyotonia. Annals of Neurology 83 (1): 40-51,2018.

Burnor E, Yang L, Zhou H, Patterson KR, Quinn C, Reilly MM, Rossor AM, Scherer SS, Lancaster E.: Neurofascin antibodies in autoimmune, genetic and idiopathic neuropathies. Neurology 90 (1): e31-38,2018.

Lancaster E.: Paraneoplastic Disorders Continuum. 23 (6): 1653-1679,2017.

McCracken L, Zhang J, Greene M, Crivaro A, Gonzalez J, Kamoun M, Lancaster E.: Improving the antibody-based evaluation of autoimmune encephalitis. Neurol Neuroimmunol Neuroinflamm. 4 (6): e404,2017.

Lancaster E.: CNS syndromes associated with autoimmunity to metabotropic receptors. Curr Opin Neurol. 30 (3): 354-360,2017.

Greene M, Lai Y, Pajcini K, Bailis W, Pear WS, and Lancaster E.: Delta/Notch-Like EGF-Related Receptor (DNER) Is Not a Notch Ligand. PLoS One. 11 (9): e0161157,2016.

Ariño H, Armangué T, Petit-Pedrol M, Sabater L, Martinez-Hernandez E, Hara M, Lancaster E, Saiz A, Dalmau J, Graus F.: Anti-LGI1-associated cognitive impairment: Presentation and long-term outcome. Neurology 87 (8): 759-65,2016.

Martinez-Hernandez M, Arino H, McKeon A, Iizuka T, Titulaer M, Simabukuro MM, Lancaster E, Petit-Pedrol M, Planaguma J, Blanco Y, Harvey RJ, Saiz A, Graus F, and Dalmau J.: Clinical and immunological investigations in 121 patients with stiff person spectrum disorder. JAMA Neurology. : 2016.

Graus Francesc, Titulaer Maarten J, Balu Ramani, Benseler Susanne, Bien Christian G, Cellucci Tania, Cortese Irene, Dale Russell C, Gelfand Jeffrey M, Geschwind Michael, Glaser Carol A, Honnorat Jerome, Höftberger Romana, Iizuka Takahiro, Irani Sarosh R, Lancaster Eric, Leypoldt Frank, Prüss Harald, Rae-Grant Alexander, Reindl Markus, Rosenfeld Myrna R, Rostásy Kevin, Saiz Albert, Venkatesan Arun, Vincent Angela, Wandinger Klaus-Peter, Waters Patrick, Dalmau Josep: A clinical approach to diagnosis of autoimmune encephalitis. The Lancet. Neurology : 2016.

Lancaster Eric: The Diagnosis and Treatment of Autoimmune Encephalitis. Journal of clinical neurology (Seoul, Korea) 12 (1): 1-13,2016.

Academic Contact Info

3 W. Gates - Neurology
3400 Spruce St.

Philadelphia, PA 19104
Phone: (215) 898-3575
Patient appointments: 800-789-7366 (PENN)

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