COVID-19 MESSAGE FROM BMMSA

Our first priority is the health, wellness and safety of everyone who walks through our doors.

Bryn Mawr Medical Specialists Association is open for medically necessary office visits and procedures only. BMMSA as a corporation is taking all necessary precautions and following public health safety guidelines in regards to the COVID-19 pandemic.

TeleMedicine appointments are now available. Please contact your physicians office for eligibility, additional information, and with any concerns or questions.

As per order of the Commonwealth of Pennsylvania, any person entering our office building is required to wear a face mask at all times. Patients will not be permitted to enter the building without a face mask.

All patients should expect to be phone screened by Bryn Mawr Medical Specialists Association staff for COVID-19 symptoms or exposures prior to their appointment and again upon arrival. Patients should also expect to be temperature screened upon arrival in the office.

If your answer to any of the following questions is “Yes”, we ask that you call to reschedule your appointment.

In the past 14 days, have you developed any fever, cough or shortness of breath?
In the past 14 days, have you developed any of the following new symptoms?

  • Body aches or muscle pains?
  • Chills or repeated shaking with chills?
  • Headache?
  • Sore throat?
  • New loss of taste or of smell?
  • Have you, or anyone you have close contact with, been recently referred for COVID-19 testing?

For the safety of our staff and other patients, patient family members or companions are not permitted at this time to accompany patients to their appointments (unless medically necessary or the patient is a minor). Bryn Mawr Medical Specialists Association respectfully asks family members or companions to wait outside or safely in their vehicle.

We encourage all of our patients to visit the CDC website and Main Line Health COVID-19 Response website to read more about everyday preventative measures and for the most up to date guidance regarding the Coronavirus (COVID-19). If you are concerned that you may have the Coronavirus (COVID-19), please contact your local Health Departments.

If you have any questions regarding our policy and your appointment, please call your doctor’s office.

Danielle M. DeHoratius, M.D.

Dermatology

Specialties

  • Dermatology

    Board Certified in 2006

Location

Bryn Mawr Medical Arts Pavilion
825 Old Lancaster Road
Suite 440
Bryn Mawr, PA 19010

6 Lancaster Ave.
Wynnewood, PA 19096

Phone: (610) 642-1090
Fax: (610) 658-5861

Education & Training

Medical School

Jefferson Medical College

Internship

Hospital of the University of Pennsylvania

Residency

Yale-New Haven Hospital

Grants

2004-2006 3M Pharmaceuticals. 1494-IMIQ MC, Yale HIC #26504. Phase III Vehicle-controlled, Double-blind Study to Assess the Safety and Efficacy of Imiquimod Cream, 5% for the Treatment of Molluscum Contagiosum in Pediatric Subjects. Yale Children’s Clinical Research Center. Richard Antaya, MD, Principal Investigator, Danielle M. DeHoratius, MD, Co-Investigator, Suguru Imaeda, MD, Co-Investigator

Publications

  • 2014 Heymann WR, Anderson BA, Hivnor C, DeHoratius DM (associate editor) (eds). CDS: Dermatology. Decision Support in Medicine. Wilmington, 2014
  • 2014 DeHoratius DM. Pigmented Purpuric Eruptions. In Heymann WR, Anderson BA, Hivnor C, DeHoratius DM (eds). CDS: Dermatology. Decision Support in Medicine. Wilmington, 2014.
  • 2014 DeHoratius DM. Porokeratosis. In Heymann WR, Anderson BA, Hivnor C, DeHoratius DM (eds). CDS: Dermatology. Decision Support in Medicine. Wilmington, 2014.
  • 2014 Stewart CL, DeHoratius DM, Gluckman S, Rongey C, Alby K, Elenitsas R. Tattoo-associated Mycobacterium franklinii. submitted to JAMA Dermatology
  • 2012 Rutnin S, Miller C, DeHoratius D, Rubin A. Pregnancy Associated Acquired Arteriovenous Malformation of the Nail Unit: A Novel Cause of Localized Ertythronychia. Journal of Cutaneous Pathology, 2012;39(11):1030-4.
  • 2011 Morrissey K, Rosenbach M, DeHoratius D, Elenitsas R, & Tetzlaff MT. Granulomatous changes associated with pigmented purpuric dermatosis: A report of three new cases and a review of the literature, Cutis, 2014;94:197-202.
  • 2010 Tetzlaff MT, Evans K, DeHoratius DM, Weiss R, & Elenitsas R. A case of Fox-Fordyce Disease following axillary laser hair removal. Archives of Dermatology, 2011147(5):573-6.
  • 2009 Morganroth PA, DeHoratius DM, Curry H, & Elenitsas R. Postirradiation morphea: a case report with a review of the literature and summary of the clinicopathologic differential diagnosis. Am J of Dermatopathology, 2009.
  • 2008 DeHoratius, DM: Pyogenic Granulomas. In Lebwohl MG, Heymann WR, Berth-Jones J, & Coulson I: Treatment of Skin Disease, 3rd Edition. London: Elsevier. 2008, in press.
  • 2007 DeHoratius, DM: Molluscum Contagiosum. In Arndt KA, Hsu J: Manual of Dermatologic Therapeutics, 8th Edition. Philadelphia: Lippincott Williams & Wilkins. 2007.
  • 2007 DeHoratius, DM: Herpes Simplex. In Arndt KA, Hsu J: Manual of Dermatologic Therapeutics, 8th Edition. Philadelphia: Lippincott Williams & Wilkins. 2007.
  • 2007 DeHoratius, DM: Varicella Zoster. In Arndt KA, Hsu J: Manual of Dermatologic Therapeutics, 8th Edition. Philadelphia: Lippincott Williams & Wilkins. 2007.
  • 2007 DeHoratius DM and Dover JS. Non-Ablative Tissue Remodeling and Photorejuvenation. Clinics in Dermatology, 2007;25(5):474-9.
  • 2005 DeHoratius DM & Cowper S. Nephrogenic Systemic Fibrosis: An emerging Threat Among Renal Patients. Seminars in Dialysis. 2006;19:191-194.
  • 2002 DeHoratius DM, Sperber BS, Werth VP. Glucocorticoids in the Treatment of Bullous Diseases. Dermatologic Therapy, 2002;15:298-310.
  • 2001 DeHoratius DM, Ringpfeil F, Moore JH. A Young Female Complaining of Sagging Skin. www.dermatlas.com, 10/2001.
  • 1996 DeHoratius DM, Hill WL. The Effects of Para-Chloraphenylalamine (PCPA) on the Self-Selection of Diet by Male Domestic Chicks (honors thesis), Abstract presented at the National Conference for Undergraduate Research, 1996.
  • 1995 DeHoratius DM, Hill WL. Opiate Mediation of Tonic Immobility and High-Intensity Vocalizations in Domestic Chicks, Abstract and Poster presented at the National Conference for Undergraduate Research, 1995.

Presentations

  • 10/2005 DeHoratius D, Glusac E, Girardi M. A 34 year-old woman with vascular lesions and schwannomas presented at the New England Dermatologic Society Meeting, Oct. 1, 2005 at Yale-New Haven Hospital.
  • 10/2005 DeHoratius D, Kucher C, Watsky K. A 63 year-old woman with skin colored facial papules presented at the New England Dermatologic Society Meeting, Oct. 1, 2005 at Yale-New Haven Hospital.
  • 10/2003 & 4/2004
    DeHoratius D, Lazar A, Subtil A, Braverman I, Antaya, R. Widespread Acanthosis Nigricans presented at the New England Dermatologic Society Meeting, Oct. 25, 2003 at Yale-New Haven Hospital. Also presented as Case 43 at the Atlantic Dermatologic Society Meeting, Apr. 17, 2004 at Massachusetts General Hospital.
  • 10/2003 DeHoratius D, Mariwalla K, Glusac E, Edelson R. A 41 year-old woman with rippled hyperpigmentation on the upper back and a history of medullary thyroid carcinoma presented at the New England Dermatologic Society Meeting, Oct. 25, 2003 at Yale-New Haven Hospital.
  • 2005 Barry CI, Rashidi H, DeHoratius DM, Heald P, Bifulco C, Cowper S. Cutaneous T-cell Lymphoma Associated with Juvenile Rheumatoid Arthritis and Methotrexate Therapy. Accepted for Duel in Dermatopathology for the 42nd Annual Meeting of the American Society for Dermatopathology.

Certification & Licensure

  • 1999, 2001, 2003 United States Medical Licensing Exam, Steps 1, 2, & 3
  • 9/2005 – present Commonwealth of Pennsylvania Medical License
  • 8/2006 American Board of Dermatology
  • 3/2006 DEA License Obtained

Professional Society Memberships

  • 2003 – present American Academy of Dermatology, Fellow
  • 2005 – present Women’s Dermatologic Society
  • 2004 – 2008 The American Society of Dermatologic Surgery
  • 2003 – 2008 Dermatology Foundation
  • 2005 – 2008 The Skin Cancer Foundation

Committee Activity

  • 2004 – present Lafayette College Alumni Admission Representative
  • 2004 – 2006 Graduate Member Education Committee, Yale-New Haven Hospital, Resident Representative
  • 2005 – 2006 Friends of Lafayette Field Hockey Committee
  • 1995 – 1996 Professor Search Committee, Psychology Dept., Lafayette College

Other Scholarly and Laboratory Activity

  • 2001 – 2002 Cell Cycle Progression of Normal and Malignant Keratinocytes in the Anchorage Independent State as Determined by BrDU Incorporation, Ulrich Rodeck MD, Associate Professor, Department of Dermatology and Cutaneous Biology, Jefferson Medical College.
  • 2001 – 2002 Effects of Ultraviolet B Radiation on Expression of the Metastasis-Associated Protein (MTA)1 in Immortalized Keratinocytes, Ulrich Rodeck MD, Associate Professor, Department of Dermatology and Cutaneous Biology, Jefferson Medical College.
  • 2001 – 2002 Flow Cytometric Determination of Death Receptor Expression in Normal Keratinocytes, Ulrich Rodeck MD, Associate Professor, Department of Dermatology and Cutaneous Biology, Jefferson Medical College.
  • 1997 – 1998 Lymphocyte Profiles in Patients Receiving Adoptive Immunotherapy for Non-Hodgkins Lymphoma, David Porter MD, Director, Allogeneic Bone Marrow Transplant Unit, University of Pennsylvania, Cancer Center.
  • 1997 – 1998 Identification and Quantitation of Fetal Nucleated Erythrocytes in Cord Blood as a Monitor of Fetal Distress, Peter Argenta MD, Resident, Dept. of Ob/Gyn, University of Pennsylvania, School of Medicine.
  • 1997 – 1998 Effect of Platelet Receptor Occupancy and Inhibition of Aggregation by GPIIb/IIIa Antagonists, Shiv Kapoor PhD, University of Pennsylvania.
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