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Emily Y. Chu, MD, PhD

Emily Y. Chu, MD, PhD Physician

Assistant Professor of Dermatology in Pathology and Laboratory Medicine Assistant Professor of Dermatology at the Hospital of the University of Pennsylvania

Languages spoken:

  • Mandarin Chinese

Dr. Chu 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.

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

Clinical Specialties


  • Dermatology

Programs & Centers:

Board Certification:

  • Dermatology - Dermatopathology, 2012
  • Dermatology, 2010

Clinical Expertise:

  • Drug Reaction
  • Dysplastic Nevus
  • Genodermatoses
  • Melanoma
  • Merkel Cell Carcinoma
  • Mole Mapping
  • Pigmented Lesions

Practice Locations and Appointments

  • Penn Dermatology Perelman

    Perelman Center for Advanced Medicine South Pavilion, 1st Floor 3400 Civic Center Boulevard Philadelphia, PA 19104 800-789-7366 (PENN)

    A facility of the Hospital of the University of Pennsylvania

Insurance Accepted

  • Aetna US Healthcare
  • Amerihealth Caritas
  • Amerihealth Caritas Medicare
  • 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: Memorial Sloan-Kettering Cancer Center
Residency: Hospital of the University of Pennsylvania
Fellowship: Hospital of the University of Pennsylvania


American Academy of Dermatology, National American Society for Dermatopathology, National Dermatology Foundation, National International Society for Dermatopathology, International Pennsylvania Academy of Dermatology, Local Philadelphia Dermatological Society, Local Society for Melanoma Research, International Society of Investigative Dermatology, National Women's Dermatologic Society, National

Hospital Affiliation

Dr. Chu 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:

Molecular markers for melanoma

Selected Publications:

Xu, M., Horrell, J., Snitow, M., Cui, J., Gochnauer, H., Syrett, C., Kallish, S., Seykora, J.T., Liu, F., Gaillard, D., Katz, J., Kaestner, K., Levin, B., Mansfield, C., Douglas, J., Cowart, B., Tordoff, M., Liu, F., Zhu, X., Barlow, L., Rubin, A., McGrath, J., Morrisey, E., Chu, E.Y., & Millar, S.E.: WNT10A mutation causes ectodermal dysplasia by impairing progenitor cell proliferation and KLF4-mediated differentiation. Nature Communications 8 (15397): 2017.

Marek Andrew J, Ming Michael E, Bartlett Edmund K, Karakousis Giorgos C, Chu Emily Y: Acral Lentiginous Histologic Subtype and Sentinel Lymph Node Positivity in Thin Melanoma. JAMA Dermatology 152 (7): 836-7,2016.

Lott Jason P, Elmore Joann G, Zhao Ge A, Knezevich Stevan R, Frederick Paul D, Reisch Lisa M, Chu Emily Y, Cook Martin G, Duncan Lyn M, Elenitsas Rosalie, Gerami Pedram, Landman Gilles, Lowe Lori, Messina Jane L, Mihm Martin C, van den Oord Joost J, Rabkin Michael S, Schmidt Birgitta, Shea Christopher R, Yun Sook Jung, Xu George X, Piepkorn Michael W, Elder David E, Barnhill Raymond L: Evaluation of the Melanocytic Pathology Assessment Tool and Hierarchy for Diagnosis (MPATH-Dx) classification scheme for diagnosis of cutaneous melanocytic neoplasms: Results from the International Melanoma Pathology Study Group. Journal of the American Academy of Dermatology 75 (2): 356-63,2016.

Sargen, M.R., Merrill, S.L., Chu, E.Y., Nathanson, K.L.: CDKN2A mutations with p14 loss predisposing to multiple nerve sheath tumours, melanoma, dysplastic nevi, and internal malignancies: A case series and review of the literature. The British Journal of Dermatology 175 (4): 785-9 ,2016.

Chu, E.Y., Wanat, K.A., Miller, C.J., Amaravadi, R.K., Fecher, L.A., Brose, M.S., McGettigan, S., Giles, L.R., Schuchter, L.M., Seykora, J.T., Rosenbach, M.: Diverse cutaneous side effects associated with BRAF inhibitor therapy: A clinicopathologic study J Am Acad Dermatol 67 (6): 1265-1272 ,2012.

Chu, E. Y., Freeman, A. F., Jing, H., Cowen, E. W., Davis, J., Su, H. C., Holland, S. M., Turner, M. L.: Cutaneous manifestations of DOCK8 deficiency syndrome. Arch Dermatol 148 (1): 79-84,2012.

Lang, D., Lu, M.M., Huang, L., Engleka, K.A., Zhang, M., Chu, E.Y., Lipner, S., Skoultchi, A., Millar, S.E., Epstein, J.A.: Pax3 functions at a nodal point in melanocyte stem cell differentiation Nature 433 (7028): 884-7,2005.

Chu, E.Y., Hens, J., Andl, T., Kairo, A., Yamaguchi, T.P., Brisken, C., Glick, A., Wysolmerski, J.J., Millar, S.E.: Canonical WNT signaling promotes mammary placode development and is essential for initiation of mammary gland morphogenesis Development 131 (19): 4819-29,2004.

Li, F., Ambrosini, G., Chu, E.Y., Plescia, J., Tognin, S., Marchisio, P.C., Altieri, D.C.: Control of apoptosis and mitotic spindle checkpoint by survivin Nature 396 (6711): 580-4,1998.

Academic Contact Info

2 Maloney Building
3600 Spruce Street

Philadelphia, PA 19104
Phone: (215) 662-6926
Patient appointments: 800-789-7366 (PENN)