Meet Our Doctors

Profile Photo of Platina Coy Gershtenson, MD

Platina Coy Gershtenson, MD

Biography

Dr. Gershtenson is a Board-Certified Dermatologist and a Fellow of the American Academy of Dermatology. Dr. Gershtenson's experience includes skin cancer surgeries and dermatological treatment of pediatric, adult and geriatric cases.

Dr. Gershtenson treats all dermatologic conditions, including skin cancer, psoriasis, eczema, acne and vitiligo.

Education

Undergraduate Degree:
Cornell University, NY

Medical School:
University of Illinois at Chicago College of Medicine, IL

Dermatology Residency:
University of Illinois at Chicago, IL

Hospital Affiliations

United Hospital System, Kenosha WI

Certificates

Board-Certified Dermatologist (American Board of Dermatology)

Professional Memberships

Fellow, American Academy of Dermatology
Wisconsin Dermatological Society

Achievements

  • Clinical Dermatology Award, University of Illinois College of Medicine, 2009
  • CMSC Certificate for Leadership, 2003
  • James Scholar University of Illinois College of Medicine
  • Co-chairperson Bioethics Interest Group, University of Illinois College of Medicine, 2002-2003

Publications

  • Gershtenson PC, Krunic AL, Chen HM. Multiple clustered dermatofibroma: case report and review of the literature. Journal of Cutaneous Pathology. 2010 Sep;37(9):e42-5.

  • Gershtenson PC, Krunic A, Chen H, Konanahalli M and Sophie Worobec, MD. Subungual and periungual blue nevus - melanoma simulator. Australasian Journal of Dermatology. 2009 May;50(2):144-7.
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Profile Photo of Platina Coy Gershtenson, MD

Platina Coy Gershtenson, MD

Biography

Dr. Gershtenson is a Board-Certified Dermatologist and a Fellow of the American Academy of Dermatology. Dr. Gershtenson's experience includes skin cancer surgeries and dermatological treatment of pediatric, adult and geriatric cases.

Dr. Gershtenson treats all dermatologic conditions, including skin cancer, psoriasis, eczema, acne and vitiligo.

Education

Undergraduate Degree:
Cornell University, NY

Medical School:
University of Illinois at Chicago College of Medicine, IL

Dermatology Residency:
University of Illinois at Chicago, IL

Hospital Affiliations

United Hospital System, Kenosha WI

Certificates

Board-Certified Dermatologist (American Board of Dermatology)

Professional Memberships

Fellow, American Academy of Dermatology
Wisconsin Dermatological Society

Achievements

  • Clinical Dermatology Award, University of Illinois College of Medicine, 2009
  • CMSC Certificate for Leadership, 2003
  • James Scholar University of Illinois College of Medicine
  • Co-chairperson Bioethics Interest Group, University of Illinois College of Medicine, 2002-2003

Publications

  • Gershtenson PC, Krunic AL, Chen HM. Multiple clustered dermatofibroma: case report and review of the literature. Journal of Cutaneous Pathology. 2010 Sep;37(9):e42-5.

  • Gershtenson PC, Krunic A, Chen H, Konanahalli M and Sophie Worobec, MD. Subungual and periungual blue nevus - melanoma simulator. Australasian Journal of Dermatology. 2009 May;50(2):144-7.
Profile Photo of Marjorie F. Yang, MD

Marjorie F. Yang, MD

Biography

Dr. Yang is a Board Certified Dermatologist and has been published in several medical journals. She received her medical degree from the University of the Philippines, completed her dermatology residency at Indiana University, a fellowship in Laser and Cosmetic Dermatology at Harvard University, and Dermatopharmacology fellowship with focus on psoriasis at Case Western Reserve University. She specializes in medical, surgical and cosmetic dermatology. She has special expertise in cosmetic dermatology including use of dermal fillers, Botox/Dysport/Xeomin, leg vein treatment, laser surgery for wrinkles, scars, facial veins, leg veins, brown spots, tattoos and birthmarks.

Education

Undergraduate Degree:
University of the Philippines, Philippines

Medical School:
University of the Philippines, Philippines

Dermatology Residency:
University of the Philippines, Philippines
Indiana University, IN

Laser and Cosmetic Dermatology Fellowship:
Harvard Medical School, MA

Family Medicine Residency:
Drexel University College of Medicine, PA

Dermatopharmacology Fellowship:
Case Western Reserve University School of Medicine, OH

Certificates

Board Certified Dermatologist (American Board of Dermatology)
Fellowship-Trained Dermatopharmacologist (American Board of Dermatology)
Fellowship-Trained in Laser and Cosmetic Dermatology (American Board of Dermatology)

Professional Memberships

American Academy of Dermatology
American Medical Association
American Society for Dermatologic Surgery
Philippine Medical Association

Achievements

  • Cum Laude, Bachelor of Science in Biology
  • Dermatology Chief Resident
  • Advanced Resident Training and Education in Dermatology Scholarship Award
  • Women's Dermatologic Society Mentorship Grant Award
  • American Society for Dermatologic Surgery Resident Scholarship Award
  • American Society for Dermatologic Surgery Cosmetic Scholarship Award
  • Cosmetic Surgery Forum Travel Grant for presentation on Cutaneous gamma delta T-cell lymphoma: a great mimicker
  • American Society for Laser Medicine & Surgery Travel Grant for presentation on Long-pulsed Nd:YAG laser treatment for portwine stains
  • American Society for Dermatologic Surgery (ASDS) Preceptorship Award
  • Massachusetts General Hospital Laser Safety Certification
  • Board-Certified, Philippine Board of Dermatology
  • Board-Certified, Philippine Board of Medicine 1996

Publications

  • Yang MF, Xu LY. Laser and light-based treatments of hidradenitis suppurativa. Expert Review of Dermatology. 2102, April;7(2):149-158.

  • Yang MF, Ozols I, Perdue NJ, Warren S. Pachydermodactyly in a patient with Tourette Syndrome. Journal of the American Academy of Dermatology 2012; Apr;66(4)S1:59.

  • Zemtsov A, Omueti-Ayoade K, Zemtsov R, Yang M. Livedo reticularis as an initial clinical manifestation of gemcitabine-induced hemolytic uremic syndrome. Journal of the American Academy of Dermatology 2011 Sep 12.

  • Yang MF, Haggstrom AN. Abdominal aplasia cutis congenita with fetus papyraceus and amniotic band syndrome. Journal of the American Academy of Dermatology 2010; Mar;S62(3):109.

  • Yand MF, Tuchin VV, Yaroslavsky AN; Principles of light skin interactions. In: Light-Based Therapies for Skin of Color (Book Chapter). Baron ED (ed.). 2009 London: Springer-Verlag, pp. 1-44.

  • Brogan TM, Tackett B, Yang MF, Sheehan MS. Interesting cases from Indiana University Medical Center. Journal of the American Academy of Dermatology 2009; Mar; S60(3): 49.

  • Yang MF, Mostow EN, McCormick TS, Cooper KD, Korman NJ. Community-based participatory research in psoriasis. Journal of Investigative Dermatology. 2008, Oct;128(10):2551.

  • Yang MF, Diaz M, Husni ME, Cooper KD, Korman NJ. Development and reliability of a comprehensive questionnaire on the risk factors, epidemiology and comorbidities of psoriasis. Journal of Investigative Dermatology. 2008, Apr; 128(S1):85.

  • Yang MF, McCormick TS, Cooper KD, Korman NJ. Establishing an interface between a multidisciplinary psoriasis center and community-based participatory research in psoriasis: A new paradigm. Journal of Investigative Dermatology. 2008, Apr; 128(S1):79.

  • Yang MF, Baron ED. Update on the immunology of ultraviolet and visible radiation therapy: Phototherapy, photochemotherapy and photodynamic therapy. Expert Review of Dermatology. 2008, February 2008; 3(1):85-98.

  • Tandon YK, Yang MF, Baron ED. Role of photodynamic therapy in psoriasis: a brief overview. Photodermatology Photoimmunology & Photomedicine. 2008,24(5):222-30.

  • Somani AK, Yang MF, Cooper KD, McCormick TS. Cytokines and psoriasis: when cytokines become pathokines. Giornale Itialiano di Dermatologia e Venereologia. 2007, December;142(6):679-690.

  • Santo Domingo D, Yang MF, Cooper KD, Baron ED. UV induced immune suppression a brief review. Giornale Italiano di Dermatologia e Venereologia. 2007, Jun; 142(3):251-258.

  • Yang M, Yaroslavsky AN, Farinelli WA, Tsao SS, Anderson RR. Long-pulsed Nd:YAG laser treatment for portwine stains. Journal of the American Academy of Dermatology. 2005, Mar; 52(3):480-490.

  • Yang M, Yaroslavsky AN, Farinelli WA, Tsao SS, Anderson RR. Long-pulsed Nd:YAG laser treatment for portwine stains. Lasers in Medicine and Surgery. 2003, Apr; S15(1):28.

  • Yaroslavsky AN, Yang M, Farinelli WA, Anderson RR. Quantitative digital photography for objective evaluation of vascular lesions. Lasers in Medicine and Surgery. 2003, Apr; S15(1):28.

  • Yang M, Tsao SS. Lupus pernio: treatment with the 595 nm pulsed dye laser. Lasers in Medicine and Surgery. 2003, Apr; S15(1):76.

  • Yang M. Topical anesthesia, local infiltration, and peripheral nerve blocks. Journal of the Philippine Dermatological Society. 2003, Nov; 12(1):18-20.

  • Yang M, Abadilla JS. BCG vaccination against leprosy: A meta-analysis of all randomized controlled trials. Journal of the Philippine Dermatological Society. 1999, May; 8(1):43-50.

  • Yang M, Cua IY, Dimaano JA, Fontanilla LA, Jorge CM, Meguizo DU, Pasco AC, Salangsang JR, Sta Maria BP. A preliminary study on the killing effect of Cucurbita maxima variety alyaga (squash) seed decoction on schistosomulae of Schistosoma japonicum in vitro. Acta Medica Philippina. 1993, Apr; 29(1):57-64. Pub Status: Published.
View Full Bio
Profile Photo of Marjorie F. Yang, MD

Marjorie F. Yang, MD

Biography

Dr. Yang is a Board Certified Dermatologist and has been published in several medical journals. She received her medical degree from the University of the Philippines, completed her dermatology residency at Indiana University, a fellowship in Laser and Cosmetic Dermatology at Harvard University, and Dermatopharmacology fellowship with focus on psoriasis at Case Western Reserve University. She specializes in medical, surgical and cosmetic dermatology. She has special expertise in cosmetic dermatology including use of dermal fillers, Botox/Dysport/Xeomin, leg vein treatment, laser surgery for wrinkles, scars, facial veins, leg veins, brown spots, tattoos and birthmarks.

Education

Undergraduate Degree:
University of the Philippines, Philippines

Medical School:
University of the Philippines, Philippines

Dermatology Residency:
University of the Philippines, Philippines
Indiana University, IN

Laser and Cosmetic Dermatology Fellowship:
Harvard Medical School, MA

Family Medicine Residency:
Drexel University College of Medicine, PA

Dermatopharmacology Fellowship:
Case Western Reserve University School of Medicine, OH

Certificates

Board Certified Dermatologist (American Board of Dermatology)
Fellowship-Trained Dermatopharmacologist (American Board of Dermatology)
Fellowship-Trained in Laser and Cosmetic Dermatology (American Board of Dermatology)

Professional Memberships

American Academy of Dermatology
American Medical Association
American Society for Dermatologic Surgery
Philippine Medical Association

Achievements

  • Cum Laude, Bachelor of Science in Biology
  • Dermatology Chief Resident
  • Advanced Resident Training and Education in Dermatology Scholarship Award
  • Women's Dermatologic Society Mentorship Grant Award
  • American Society for Dermatologic Surgery Resident Scholarship Award
  • American Society for Dermatologic Surgery Cosmetic Scholarship Award
  • Cosmetic Surgery Forum Travel Grant for presentation on Cutaneous gamma delta T-cell lymphoma: a great mimicker
  • American Society for Laser Medicine & Surgery Travel Grant for presentation on Long-pulsed Nd:YAG laser treatment for portwine stains
  • American Society for Dermatologic Surgery (ASDS) Preceptorship Award
  • Massachusetts General Hospital Laser Safety Certification
  • Board-Certified, Philippine Board of Dermatology
  • Board-Certified, Philippine Board of Medicine 1996

Publications

  • Yang MF, Xu LY. Laser and light-based treatments of hidradenitis suppurativa. Expert Review of Dermatology. 2102, April;7(2):149-158.

  • Yang MF, Ozols I, Perdue NJ, Warren S. Pachydermodactyly in a patient with Tourette Syndrome. Journal of the American Academy of Dermatology 2012; Apr;66(4)S1:59.

  • Zemtsov A, Omueti-Ayoade K, Zemtsov R, Yang M. Livedo reticularis as an initial clinical manifestation of gemcitabine-induced hemolytic uremic syndrome. Journal of the American Academy of Dermatology 2011 Sep 12.

  • Yang MF, Haggstrom AN. Abdominal aplasia cutis congenita with fetus papyraceus and amniotic band syndrome. Journal of the American Academy of Dermatology 2010; Mar;S62(3):109.

  • Yand MF, Tuchin VV, Yaroslavsky AN; Principles of light skin interactions. In: Light-Based Therapies for Skin of Color (Book Chapter). Baron ED (ed.). 2009 London: Springer-Verlag, pp. 1-44.

  • Brogan TM, Tackett B, Yang MF, Sheehan MS. Interesting cases from Indiana University Medical Center. Journal of the American Academy of Dermatology 2009; Mar; S60(3): 49.

  • Yang MF, Mostow EN, McCormick TS, Cooper KD, Korman NJ. Community-based participatory research in psoriasis. Journal of Investigative Dermatology. 2008, Oct;128(10):2551.

  • Yang MF, Diaz M, Husni ME, Cooper KD, Korman NJ. Development and reliability of a comprehensive questionnaire on the risk factors, epidemiology and comorbidities of psoriasis. Journal of Investigative Dermatology. 2008, Apr; 128(S1):85.

  • Yang MF, McCormick TS, Cooper KD, Korman NJ. Establishing an interface between a multidisciplinary psoriasis center and community-based participatory research in psoriasis: A new paradigm. Journal of Investigative Dermatology. 2008, Apr; 128(S1):79.

  • Yang MF, Baron ED. Update on the immunology of ultraviolet and visible radiation therapy: Phototherapy, photochemotherapy and photodynamic therapy. Expert Review of Dermatology. 2008, February 2008; 3(1):85-98.

  • Tandon YK, Yang MF, Baron ED. Role of photodynamic therapy in psoriasis: a brief overview. Photodermatology Photoimmunology & Photomedicine. 2008,24(5):222-30.

  • Somani AK, Yang MF, Cooper KD, McCormick TS. Cytokines and psoriasis: when cytokines become pathokines. Giornale Itialiano di Dermatologia e Venereologia. 2007, December;142(6):679-690.

  • Santo Domingo D, Yang MF, Cooper KD, Baron ED. UV induced immune suppression a brief review. Giornale Italiano di Dermatologia e Venereologia. 2007, Jun; 142(3):251-258.

  • Yang M, Yaroslavsky AN, Farinelli WA, Tsao SS, Anderson RR. Long-pulsed Nd:YAG laser treatment for portwine stains. Journal of the American Academy of Dermatology. 2005, Mar; 52(3):480-490.

  • Yang M, Yaroslavsky AN, Farinelli WA, Tsao SS, Anderson RR. Long-pulsed Nd:YAG laser treatment for portwine stains. Lasers in Medicine and Surgery. 2003, Apr; S15(1):28.

  • Yaroslavsky AN, Yang M, Farinelli WA, Anderson RR. Quantitative digital photography for objective evaluation of vascular lesions. Lasers in Medicine and Surgery. 2003, Apr; S15(1):28.

  • Yang M, Tsao SS. Lupus pernio: treatment with the 595 nm pulsed dye laser. Lasers in Medicine and Surgery. 2003, Apr; S15(1):76.

  • Yang M. Topical anesthesia, local infiltration, and peripheral nerve blocks. Journal of the Philippine Dermatological Society. 2003, Nov; 12(1):18-20.

  • Yang M, Abadilla JS. BCG vaccination against leprosy: A meta-analysis of all randomized controlled trials. Journal of the Philippine Dermatological Society. 1999, May; 8(1):43-50.

  • Yang M, Cua IY, Dimaano JA, Fontanilla LA, Jorge CM, Meguizo DU, Pasco AC, Salangsang JR, Sta Maria BP. A preliminary study on the killing effect of Cucurbita maxima variety alyaga (squash) seed decoction on schistosomulae of Schistosoma japonicum in vitro. Acta Medica Philippina. 1993, Apr; 29(1):57-64. Pub Status: Published.
Profile Photo of Susan A. Keiler, MD

Susan A. Keiler, MD

Biography

Dr. Keiler is a Board-Certified Dermatologist and Board-Certified Pediatric Dermatologist. Her professional areas of interest include the specialized care and treatment of skin, hair, and nail problems that affect children including pigmented birthmarks, hemangiomas, port wine stains, alopecia areata and atopic dermatitis. Dr. Keiler also takes an interest in skin cancer diagnosis and treatment, treatment of acne, rosacea, psoriasis and eczema.

Education

Undergraduate Degree:
Northwestern University, IL

Medical School:
University of Illinois College of Medicine, IL

Dermatology Residency:
Case Western Reserve University School of Medicine, OH

Pediatric Dermatology Fellowship:
Northwestern University, IL

Hospital Affiliations

Aurora Medical Center Manitowoc County
Holy Family Memorial Hospital

Certificates and Fellowships

Board-Certified Dermatologist (American Board of Dermatology)
Board-Certified Pediatric Dermatologist (American Board of Dermatology)

Professional Memberships

American Academy of Dermatology
American Medical Association
Society of Pediatric Dermatology

Achievements

  • Dermatology Chief Resident
  • Alpha Omega Alpha
  • Association of Pathology Chairs (APC) Pathology Honor Society
  • James Scholar at University of Illinois in Chicago
  • LECOMT Research Support Grant

Publications

View Full Bio
Profile Photo of Susan A. Keiler, MD

Susan A. Keiler, MD

Biography

Dr. Keiler is a Board-Certified Dermatologist and Board-Certified Pediatric Dermatologist. Her professional areas of interest include the specialized care and treatment of skin, hair, and nail problems that affect children including pigmented birthmarks, hemangiomas, port wine stains, alopecia areata and atopic dermatitis. Dr. Keiler also takes an interest in skin cancer diagnosis and treatment, treatment of acne, rosacea, psoriasis and eczema.

Education

Undergraduate Degree:
Northwestern University, IL

Medical School:
University of Illinois College of Medicine, IL

Dermatology Residency:
Case Western Reserve University School of Medicine, OH

Pediatric Dermatology Fellowship:
Northwestern University, IL

Hospital Affiliations

Aurora Medical Center Manitowoc County
Holy Family Memorial Hospital

Certificates and Fellowships

Board-Certified Dermatologist (American Board of Dermatology)
Board-Certified Pediatric Dermatologist (American Board of Dermatology)

Professional Memberships

American Academy of Dermatology
American Medical Association
Society of Pediatric Dermatology

Achievements

  • Dermatology Chief Resident
  • Alpha Omega Alpha
  • Association of Pathology Chairs (APC) Pathology Honor Society
  • James Scholar at University of Illinois in Chicago
  • LECOMT Research Support Grant

Publications

Profile Photo of Jerrilyn Johnson, PA-C

Jerrilyn Johnson, PA-C

Biography

Jerrilyn Johnson is a certified Physician Assistant who provides dermatological care and takes a special interest in skin cancer detection and treatment, acne treatment, psoriasis treatment, wart treatment, and dermititis. She also provides cosmetic treatments including Dysport® injections and other cosmetic fillers. She is dedicated to offering comprehensive patient education and ensuring quality care. Outside of work, Jerrilyn mentors teenagers through the local high schools and volunteer programs, such as Professional Women's Network For Service (PWNS), United Women Nurturing Our World (USNOW) and through her church. Jerrilyn is happily married, and has one son, 5 stepdaughters, and a host of grandchildren.

Education

Undergraduate Degree:
Gateway Technical College, Racine, WI
Edgewood College, Madison, WI

Graduate Degree:
University of Wisconsin, Madison WI

Certificates

National Commission on Certification of Physician Assistants

Professional Memberships

Society of Dermatology Physician Assistants

View Full Bio
Profile Photo of Jerrilyn Johnson, PA-C

Jerrilyn Johnson, PA-C

Biography

Jerrilyn Johnson is a certified Physician Assistant who provides dermatological care and takes a special interest in skin cancer detection and treatment, acne treatment, psoriasis treatment, wart treatment, and dermititis. She also provides cosmetic treatments including Dysport® injections and other cosmetic fillers. She is dedicated to offering comprehensive patient education and ensuring quality care. Outside of work, Jerrilyn mentors teenagers through the local high schools and volunteer programs, such as Professional Women's Network For Service (PWNS), United Women Nurturing Our World (USNOW) and through her church. Jerrilyn is happily married, and has one son, 5 stepdaughters, and a host of grandchildren.

Education

Undergraduate Degree:
Gateway Technical College, Racine, WI
Edgewood College, Madison, WI

Graduate Degree:
University of Wisconsin, Madison WI

Certificates

National Commission on Certification of Physician Assistants

Professional Memberships

Society of Dermatology Physician Assistants

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