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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.

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, 2012

Clinical Expertise:

  • Acanthosis Nigricans
  • Acne
  • Acne Scar
  • Actinic Cheilitis
  • Actinic Keratosis
  • Allergic Contact Dermatitis
  • Alopecia Areata
  • Angioma
  • Angular Cheilitis
  • Athlete's Foot
  • Atypical Mole
  • Basal Cell Carcinoma
  • Bedbugs
  • Benign Neoplasm of Skin
  • Benign Neoplasm of the Lip
  • Biologic Therapy for Skin Diseases
  • Biopsy of External Ear
  • Boil
  • Carbuncle
  • Cellulitis
  • Cherry Angioma
  • Cold Sore
  • Contact and Allergic Dermatitis of the Eyelid
  • Contact Dermatitis
  • Cracked and Dry Skin
  • Cutaneous Candidiasis
  • Cutaneous Horn
  • Cyst
  • Dandruff
  • Dermatitis
  • Dermatographism
  • Dermatophytosis
  • Dermoscopy
  • Destruction of Benign Skin Lesions
  • Destruction of Premalignant Skin Lesion
  • Drug Reaction
  • Dyshidrosis
  • Dysplastic Nevus
  • Eczema
  • Erythema
  • Facial Lesion
  • Female Pattern Baldness
  • Folliculitis
  • Furuncle
  • Genital Warts (Condyloma Acuminatum)
  • Granuloma Annulare
  • Hair Diseases
  • Hair Lice
  • Hair Loss (Alopecia Areata)
  • Hand Dermatitis
  • Hemangiomas
  • Herpes Simplex Virus (HSV)
  • Hives (Urticaria)
  • Hyperhidrosis
  • Hyperkeratosis
  • Hyperpigmentation
  • Ichthyosis
  • Impetigo
  • Incision and Drainage
  • Inclusion Cyst
  • Ingrown Hair
  • Intertrigo
  • Isotretinoin
  • Keloid Scar
  • Keratoacanthoma
  • Keratosis Pilaris
  • Lentigo
  • Lichen Nitidus
  • Lichen Planus
  • Liver Spots
  • Malassezia Furfur
  • Male Pattern Baldness
  • Melanoma
  • Milia
  • Miliaria
  • Mole Check
  • Mole Examination
  • Molluscum Contagiosum
  • Nail Fungus
  • Nevus
  • Non-Melanoma Skin Cancer
  • Perioral Dermatitis
  • Petechiae
  • Photosensitivity Reactions
  • Pigmented Lesions
  • Plantar Wart
  • Poison Ivy
  • Poison Oak
  • Polymorphous Light Eruption
  • Pre-Cancers of the Skin
  • Pseudofolliculitis Barbae
  • Psoriasis
  • Pyogenic Granuloma
  • Rash
  • Rosacea
  • Scabies
  • Scalp Disorders
  • Scalp Psoriasis
  • Scaly Skin
  • Sebaceous Hyperplasia
  • Seborrheic Dermatitis
  • Seborrheic Eczema
  • Seborrheic Keratosis
  • Sensitive Skin
  • Shingles
  • Skin Abnormalities
  • Skin Biopsy
  • Skin Cancer
  • Skin Cancer Screening
  • Skin Changes
  • Skin Disorders
  • Skin Examination
  • Skin Pigmentation Disorders
  • Skin Spots
  • Skin Tag
  • Skin Tag Removal
  • Solar Dermatitis
  • Squamous Carcinoma In Situ
  • Squamous Cell Carcinoma of the Skin
  • Staph Infection
  • Stasis Dermatitis
  • Sunspots
  • Telogen Effluvium
  • Tinea Capitis
  • Tinea Corporis
  • Tinea Cruris
  • Tinea Manus
  • Tinea Versicolor
  • Venous Stasis Disease
  • Vitiligo
  • Warts
  • Worrisome Moles
Show All Expertise

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

Feuerer, M., W. Jiang, P.D. Holler, A. Satpathy, C. Campbell, M. Bogue, D. Mathis, and C. Benoist: Enhanced Thymic Selection of FoxP3+ Regulatory T Cells in the NOD Mouse Model of Autoimmune Diabetes Proceedings of the National Academy of Sciences of the USA 104 (18181-181816): 2007.

Academic Contact Info

Penn Dermatology Bucks County
1000 Floral Vale Blvd, Suite 100

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