Name: Dr. Allison L. Hughes
Specialty: Dermatology | Subspecialty: General Dermatology
Qualification/Board Certification: MD – Chicago Medical School/Rosalind Franklin University of Medicine & Science | Residency – Wayne State University School of Medicine | Internship – Ascension Illinois/Saint Francis | Active WA State Medical License (through 2026)
Affiliation(s): Mercer Island Dermatology PLLC
Location: Mercer Island, Washington
Languages Spoken: English
Accepting New Patients: Yes
NPI Number: 1194777805
About the Doctor
Dr. Allison L. Hughes is a seasoned dermatologist with more than two decades of clinical experience in diagnosing and treating a comprehensive range of medical and cosmetic skin conditions. She earned her medical degree from Chicago Medical School/Rosalind Franklin University of Medicine & Science and went on to complete a transitional year internship at Ascension Illinois/Saint Francis from 2001 to 2002, followed by a full dermatology residency at Wayne State University School of Medicine from 2002 to 2005 — building a rigorous, well-rounded foundation in both medical and procedural dermatology.
Dr. Hughes leads her own practice, Mercer Island Dermatology PLLC, located in Mercer Island, Washington, where she works alongside a team that includes nurse practitioners to provide accessible, patient-focused skin care. With particular expertise in psoriasis, skin rashes, skin disorders, and cancerous skin growth removal, she brings a high volume of clinical experience to complex and common dermatological concerns alike. She holds an active Washington State Medical License through 2026 and accepts Medicaid along with several major insurance carriers. Dr. Hughes is currently accepting new patients.
- Over 20 years of dermatology clinical experience
- MD from Chicago Medical School/Rosalind Franklin University of Medicine & Science
- Residency trained at Wayne State University School of Medicine
- Leads her own private practice — Mercer Island Dermatology PLLC
- Expertise in skin cancer removal, psoriasis, and general dermatology
- Accepts Medicaid and major commercial insurance plans
- Currently accepting new patients
Education & Training
Medical School: Chicago Medical School/Rosalind Franklin University of Medicine & Science – MD
Internship: Transitional Year, Ascension Illinois/Saint Francis (2001–2002)
Residency: Dermatology, Wayne State University School of Medicine (2002–2005)
Fellowship/Additional Training: General Dermatology subspecialty focus
Medical Conditions Treated
- Psoriasis
- Skin rashes (including LSC, prurigo, and pruritus)
- Eczema and atopic dermatitis
- Acne and acne scarring
- Rosacea
- Vitiligo
- Scleroderma
- Contact dermatitis
- Skin discoloration and pigmentation disorders
- Cancerous and pre-cancerous skin growths
- Basal cell and squamous cell carcinoma
- Melanoma screening and management
- Warts and benign skin lesions
- Seborrheic dermatitis and dandruff-related conditions
Medical Procedures Performed
- Cancerous skin growth removal and excisions
- Skin biopsies and lesion evaluation
- Cryosurgery for warts and skin lesions
- Laser therapy for skin conditions
- Phototherapy for psoriasis and eczema
- Cosmetic filler injections
- Hair removal procedures
- Tattoo removal
- Mole removal and monitoring
- Skin cancer screenings
- Patch testing for contact dermatitis
- Topical and systemic treatment management
Services Offered
Dr. Hughes provides a full range of medical and cosmetic dermatology services at Mercer Island Dermatology PLLC, serving patients of all ages with conditions ranging from routine skin concerns to complex chronic skin diseases and skin cancer. Her practice is designed to offer comprehensive, personalized skin care in a professional and accessible environment. With an experienced support team that includes nurse practitioners, patients benefit from coordinated, attentive care at every visit. Dr. Hughes takes a thorough approach to skin health, ensuring that each patient receives a complete skin evaluation and a clearly defined treatment plan.
Her services include:
- General Dermatology Consultations – comprehensive evaluation and diagnosis of all medical skin conditions
- Skin Cancer Screening & Removal – full-body skin cancer checks and surgical removal of cancerous or suspicious growths
- Chronic Skin Disease Management – long-term treatment and monitoring for psoriasis, eczema, rosacea, and related conditions
- Acne & Scarring Treatment – medical and procedural options for active acne and post-acne skin concerns
- Cosmetic Dermatology Services – laser therapy, cosmetic filler injections, hair removal, and tattoo removal
- Cryosurgery & Phototherapy – targeted treatments for psoriasis, warts, and other skin conditions
- Contact Dermatitis & Allergy Testing – patch testing and allergen identification for skin reactions
- Pigmentation & Discoloration Treatment – management of vitiligo, melasma, and other pigmentation concerns
- Skin Biopsy & Lesion Management – diagnostic biopsies and removal of benign and malignant skin lesions
- Preventive Skin Care – patient education and routine monitoring for long-term skin health maintenance
- Medicaid-Accessible Dermatology Care – welcoming patients on Medicaid and multiple insurance plans for equitable skin health access
Accepted Insurances
- Blue Cross Blue Shield of Michigan (HMO, Medicare, POS, PPO)
- Elevance (EPO, HMO, Medicare, POS, PPO)
- United Healthcare (EPO, HMO, Medicaid, Medicare, POS, PPO)
Please contact the practice directly at (206) 236-3030 to confirm your specific plan is currently accepted.
Practice Locations
Location 1 Address: 2835 82nd Ave SE, Suite 210, Mercer Island, WA 98040 Phone: (206) 236-3030
Hospital Affiliations
Specific hospital affiliations were not listed in the available records. Patients seeking this information are advised to contact Mercer Island Dermatology PLLC directly at (206) 236-3030 for the most current details.

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