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Phillip David Holler, MD, PhD

Phillip David Holler, MD, PhD Physician

Clinical Associate of Dermatology

Dr. Holler is employed by Penn Medicine.

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Clinical Specialties


  • Dermatology

Programs & Centers:

Board Certification:

  • Dermatology, 2012

Clinical Expertise:

  • Acne
  • Hair Disorders
  • Hair Loss (Alopecia Areata)
  • Non-Melanoma Skin Cancer
  • Rash
  • Scalp Disorders
  • Skin and Hair Conditions
  • Skin Biopsy
  • Skin Cancer
  • Skin Cancer Screening
  • Skin Check
  • Skin Lesion Biopsy
  • Skin Lesions

Practice Locations and Appointments

Insurance Accepted

  • Aetna US Healthcare
  • Amerihealth Caritas
  • Amerihealth Caritas Medicare
  • 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
  • Veterans Choice Program

Education and Training

Medical School: University of Illinois School of Medicine
Residency: Brigham and Women's Hospital
Residency: Hospital of the University of Pennsylvania

Hospital Affiliation

Dr. Holler is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.


Selected Publications:

Holler, P.D., Kwon, O., Zhang, Z., Ornitz, D., and G. Cotsarelis: Fibroblast Growth Factor Signaling in Wound-Induced Hair Follicle Neogenesis Society for Investigative Dermatology Annual Meeting, Albuquerque : 2014.

Holler P.D. & G. Cotsarelis: Retinoids Putting the "A" in Alopecia Journal of Investigative Dermatology 133 (285-286): 2013.

Gay D., O.S. Kwon, Z. Zhang, M. Spata, M. V. Plikus, P. D. Holler, M. Ito, Z. Yang, E. Treffeisen, C.D. Kim, Arben Nace, X. Zhang, S. Baratono, F. Wang, D. M. Ornitz, S.E. Millar, G. Cotsarelis: Fgf9 from dermal γδ T cells induces hair follicle neogenesis after wounding Nature Medicine 19 (916-23): 2013.

Holler P.D., C.R. Urban, and A. Rubin: Data Regarding Nails from 101 Patients with Pachyonychia Congenita Society for Investigative Dermatology : 2012.

Obi C., P.D. Holler, D.J. Pugliese, R Abraham, X. Xu, J. Sobanko, M. Rosenbach, and K.A. Wanat: Leukemia Labialis: a Rare Presentation of Leukemia Cutis Limited to the Lips Journal of the American Academy of Dermatology 67 (e146-147): 2012.

Wanat K.A., P.D. Holler, T. Dentchev, K. Simbiri, E. Robertson, J.T. Seykora, and M. Rosenbach: Viral Associated Trichodysplasia: Characterization of a Novel Polyomavirus Infection with Therapeutic Insights Archives of Dermatology 48 (219-223): 2012.

Chervin, A.S., J.D. Stone, P.D. Holler, A. Bai, J. Chen, H.N. Eisen, and D.M. Kranz: The Impact of TCR-Binding Properties and Antigen Presentation Format on T Cell Responsiveness Journal of Immunology 183 (1166-1178): 2009.

Holler, P.D., S. Zucchelli, M. Roy, T. Yamagata, M. Fassett, C. Benoist, and D. Mathis: Genetic Analysis of a Central Tolerance Defect in NOD Mice University of Illinois College of Medicine Research Symposium : 2007.

Holler, P.D., T. Yamagata, W. Jiang, M. Feuerer, C. Benoist, and D. Mathis: The Same Genomic Region Conditions Clonal Deletion and Clonal Deviation to the CD8 and Treg Lineages in NOD vs C57Bl/6 Mice Proceedings of the National Academy of Sciences of the USA 104 (7187-7192): 2007.

Brophy, S.E., L.L. Jones, P.D. Holler, and D.M. Kranz: Cellular Uptake Followed by Class I MHC Presentation of Some Exogenous Peptides Contributes to T Cell Stimulatory Molecular Immunology 44 (2184-2194): 2007.

Academic Contact Info

Penn Dermatology Bucks County
1000 Floral Vale Blvd, Suite 100

Yardley, PA 19067
Patient appointments: 800-789-7366 (PENN)