Phillip David Holler, MD, PhD

Dermatology
Accepting new patients
Sees patients age 5 and up
Penn Dermatology Bucks County
Schedule onlineCall 215-504-7700
Headshot of Phillip David Holler, MD, PhD
Penn Medicine Provider

About me

My education and training

  • Medical School: University of Illinois College of Medicine Rockford
  • Medical School: University of Illinois College of Medicine at Chicago
  • Residency: Mass General Brigham Healthcare Center - Chestnut Hill
  • Residency: University of Pennsylvania Health System

Spoken languages

English
English

Reviews

Average Rating

1859 reviews

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.

Anonymous
May 2026
dr holler always explains things and answers all of my questions. i never feel rushed
Anonymous
May 2026
patient, attentive and fast. explained things well.
Anonymous
May 2026
i was in, seen, issue's addressed and out the door in a very timely fashion without feeling rushed.
Anonymous
May 2026
always punctual, thorough and knowledgeable

Insurance accepted

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Holler is a Penn Medicine physician.

Qualifications and experience

Treatments and conditions

Research

Publications

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

Holler PD, Cotsarelis G Retinoids Putting the "A" in Alopecia , J Invest Dermatol, 133(285-286): 2013

Gay D, Kwon OS, Zhang Z, Spata M, Plikus MV, Holler PD, Ito M, Yang Z, Treffeisen E, Kim CD, Nace A, Zhang X, Baratono S, Wang F, Ornitz DM, Millar SE, Cotsarelis G Fgf9 from dermal γδ T cells induces hair follicle neogenesis after wounding , Nat Med, 19(916-23): 2013

Holler PD, Urban CR, Rubin A Data Regarding Nails from 101 Patients with Pachyonychia Congenita , Society for Investigative Dermatology: 2012

Obi C, Holler PD, Pugliese DJ, Abraham R, Xu X, Sobanko J, Rosenbach M, Wanat KA Leukemia Labialis: a Rare Presentation of Leukemia Cutis Limited to the Lips , J Am Acad Dermatol, 67(e146-147): 2012

Wanat KA, Holler PD, Dentchev T, Simbiri K, Robertson E, Seykora JT, and Rosenbach M Viral Associated Trichodysplasia: Characterization of a Novel Polyomavirus Infection with Therapeutic Insights , Arch Dermatol, 48(219-223): 2012

Chervin AS, Stone JD, Holler PD, Bai A, Chen J, Eisen HN, Kranz DM The Impact of TCR-Binding Properties and Antigen Presentation Format on T Cell Responsiveness , J Immunol, 183(1166-1178): 2009

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

Holler PD, Yamagata T, Jiang W, Feuerer M, Benoist C, Mathis D The Same Genomic Region Conditions Clonal Deletion and Clonal Deviation to the CD8 and Treg Lineages in NOD vs C57Bl/6 Mice , Proc Natl Acad Sci U S A, 104(7187-7192): 2007

Feuerer M, Jiang W, Holler PD, Satpathy A, Campbell C, Bogue M, Mathis D, Benoist C Enhanced Thymic Selection of FoxP3+ Regulatory T Cells in the NOD Mouse Model of Autoimmune Diabetes , Proc Natl Acad Sci U S A, 104(18181-181816): 2007