Allison Ruth Larson, MD| Dermatology, Pathology | MedStar Health
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Allison Ruth Larson

Allison Ruth Larson, MD
Provider is directly employed by MedStar Health

4.9 out of 5 (967 reviews)

Specialties: Dermatology, Pathology

Languages: English

202-877-0341

About me

Allison R. Larson, MD, MS, is a board-certified dermatologist affiliated with MedStar Washington Hospital Center and MedStar Georgetown University Hospital. She is Physician Executive Director of Dermatology for MedStar Health and Academic Chair for Dermatology at Georgetown University Medical Center. She is also fellowship-trained in dermatopathology.

Dr. Larson sees patients for all general dermatologic concerns. Her clinical interests include lichen sclerosus; inflammatory dermatoses; and benign, premalignant and malignant skin growths. Her research interests include medical education and equity in medicine.

Dr. Larson received her medical degree from the Johns Hopkins University School of Medicine. Following her internship, she completed a three-year residency in dermatology at Massachusetts General Hospital, followed by a dermatopathology fellowship at Brigham and Women’s Hospital.

She was part of the Department of Dermatology at Boston University until 2021, where she was awarded Teacher of the Year for Preclinical Sciences at Boston University School of Medicine and Department of Dermatology awards for teaching and leadership. At Boston University, she served as Assistant Dean for Medical Education and as Dermatology Residency Program Director. She joined MedStar Health in 2021. She is a member of the American Academy of Dermatology, Association of Professors in Dermatology, and Women’s Dermatologic Society.

In keeping with her interest in medical education, she is currently serving as Chair for the American Academy of Dermatology Basic Curriculum Working Group.

Philosophy of Care
“My philosophy of care centers on empathic patient-centered communication. I partner with my patients and the entire MedStar Health clinical team to ensure our patients receive the highest-quality care.

“There are thousands of things that can happen in the skin, which can be confusing and frustrating for patients. I am a general dermatologist first and foremost. My role is to provide clarity for patients about their condition and to figure out the best treatment options.

“Each person is unique and the approach to skin conditions in each person is equally unique. I believe in an individualized approach to care.”

Clinical areas of focus

  • Allergic Contact Dermatitis
  • Basal Cell Carcinoma
  • Cradle Cap (SEBORRHEIC DERMATITIS)
  • Eczema
  • Moles
  • Plantar Warts
  • Psoriasis
  • Seborrheic Keratosis
  • Skin Biopsy
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Conditions and procedures

Conditions I treat

  • Acantholytic Disorders
  • Acne
  • Allergic Contact Dermatitis
  • Angiokeratoma
  • Balanitis
  • Basal Cell Carcinoma
  • Benign Neoplasm Of Skin
  • Capillary Diseases
  • Congenital Ichthyosis
  • Congenital Malformations Of Skin
  • Cradle Cap (SEBORRHEIC DERMATITIS)
  • Cutaneous Abscess
  • Cutaneous Abscess, Furuncle And Carbuncle
  • Dermatophytosis (RINGWORM)
  • Dyshidrotic Eczema
  • Eccrine Sweat Disorders
  • Eczema
  • Eczema (ATOPIC DERMATITIS)
  • Erythema Multiforme
  • Erythematous Conditions
  • Facial Birthmarks
  • Family History Of Malignant Neoplasm
  • Fungal Infections Of Skin
  • Hemangioma
  • Hypertrichosis
  • Hypertrophic Skin Disorders
  • Impetigo
  • Inflammatory Skin Disorders
  • Kaposi's Sarcoma
  • Keloid Scarring
  • Keratosis Pilaris
  • Lichen Planus
  • Lichen Simplex Chronicus And Prurigo
  • Lipoma Of Skin
  • Melanoma
  • Melanoma In Situ
  • Merkel Cell Carcinoma
  • Mole Examination
  • Moles
  • Nail Disorders
  • Nonscarring Hair Loss
  • Papulosquamous Disorders
  • Pemphigoid
  • Pemphigus
  • Pilar Cysts
  • Pityriasis Rosea
  • Plantar Warts
  • Pruritus
  • Psoriasis
  • Purpura
  • Rash
  • Rosacea
  • Scabies
  • Scalp Psoriasis
  • Scars And Keloids
  • Seborrheic Keratosis
  • Skin And Subcutaneous Tissue Disorders
  • Skin Cancer
  • Skin Cancer (BASAL CELL, SQUAMOUS CELL, MELANOMA)
  • Skin Cancer Screening
  • Skin Changes Due To Nonionizing Radiation
  • Skin Hyperpigmentation
  • Skin Tags
  • Skin Thickening
  • Superficial Mycoses
  • Telangiectasia
  • Tinea Corporis
  • Transepidermal Elimination Disorders
  • Urticaria
  • Viral Diseases
  • Viral Infection
  • Viral Warts
  • Wart Removal
  • Xerosis
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Procedures I perform

  • Biopsy Of Skin
  • Destruction Of Benign Lesions
  • Destruction Of Malignant Lesion
  • Destruction Of Premalignant Lesions
  • Fungal Nail Treatment
  • Hypertrophic Scar Treatment
  • Imiquimod Treatment
  • Liquid Nitrogen Treatment
  • Narrowband Uvb Therapy
  • Skin Biopsy
  • Wart Treatment
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Practice locations

Distance from Change LocationEnter your Location

106 Irving St NW
POB Ste 316 South Tower
Washington, DC, 20010

301-951-2400

Fax 301-951-2401

Get Directions

miles away

Fax 301-951-2401

110 Irving St NW
Rm 1A-50A
Washington, DC, 20010

202-877-2835

Fax 202-877-8288

Get Directions

miles away

Fax 202-877-8288

5530 Wisconsin Ave
Ste 730
Chevy Chase, MD, 20815

301-951-2400

Fax 301-951-2401

Get Directions

miles away

Fax 301-951-2401

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

  • List of insurance plans we accept
    • CareFirst Group Medicare Advantage
    • Private Health Care Systems (PPO)
    • Jai Medical Systems - Maryland Health Choice
    • Kaiser Permanente Signature
    • UHC Passport
    • UnitedHealthcare Medicare Advantage DSNP District of Columbia
    • BCBS Out-of-State Medicare Plans (Blue Advantage)
    • Aetna HMO
    • IH-Open POS Plus
    • Advantra Platinum (PPO)
    • Kaiser Permanente Select Cardiac Global
    • Johns Hopkins Advantage MD PPO
    • Aetna Classic 5000PD
    • Aetna Elect Choice/ Open Access (POS)
    • HealthyBlue PPO
    • Great-West Healthcare POS/CIGNA
    • United Healthcare Community Plan - VA Medicaid MCO
    • United Healthcare Choice Plus Cardiac Global
    • Mamsi Life & Health (Indem./PPO) Cardiac Global
    • United Medicare Private Fee-for-Service (PFFS) plans
    • BCBS of Michigan (BCN Advantage,Security Blue, Freedom, Medicare PLUS Blue Group PPO)
    • IH-Indemnity
    • UnitedHealthcare and AARP Medicare Complete Plans
    • Optima Family Care MCO - VA Medicaid MCO
    • Magellan Complete Care of VA - VA Medicaid MCO
    • Aetna Advantage 6350PD
    • Kaiser Permanente Medicare Advantage Signature and Select
    • United Healthcare Choice Cardiac Global
    • Aetna Medicare Advantage HMO & PPO Plans
    • Sentara Health
    • IH-PPO
    • CareFirst Blue Card Program
    • IH-Open POS II
    • M.D. IPA Preferred (POS)
    • IH-Open HMO
    • Lasso Healthcare - Medicare Medical Savings Account
    • CareFirst Federal Employee Program (Std. & Basic PPO)
    • Aetna Elect Choice/ EPO (Aetna Health Fund)
    • Anthem BCBS Medi Blue Plus
    • CIGNA PPO
    • Aetna Better Health of VA
    • CareFirst Community Health Plan of MD
    • United Student Resources
    • MedStar Family Choice - Maryland Health Choice
    • Private Fee-for-Service Plans (PFFS)
    • CareFirst Administrators
    • Kaiser Permanente Select
    • Police and Fire Clinic
    • Choice Care Network/HUMANA (PPO)
    • Mamsi Life & Health (Indem./PPO)
    • CareFirst Maryland Point of Service Plan
    • Cigna True Choice Plus Medicare (PPO)
    • Coventry of Delaware HMO/PPO
    • Network OA
    • HighMark
    • CareFirst MedStar Select PPO
    • Aetna Premier 200PD
    • IH-Open HMO Option
    • Choice Fund PPO
    • Amerigroup DC Alliance
    • Aetna VA Exchange
    • Cigna Alliance Medicare (HMO)
    • AmeriHealth Caritas DC Healthy Families
    • Healthy Blue (HMO, POS)
    • Johns Hopkins Advantage MD HMO
    • CareFirst FEP Blue Focus
    • Kaiser Permanente Select - Added Choice
    • First Health PPO
    • IH-Network Only Plus
    • Anthem BCBS of VA HealthKeepers (HMO)
    • Navigate
    • Kaiser Maryland Medicaid MCO
    • Anthem Federal Employee Program Standard
    • MD IPA (HMO) & MD IPA Preferred Cardiac Global
    • AMERIVANTAGE/Amerigroup Community Care
    • United Healthcare Choice
    • Kaiser Permaenete Signature - Added Choice Cardiac Global
    • IH-EPO Plus
    • Anthem Federal Employee Program Basic
    • Anthem BCBS Medi Blue SNP
    • TRICARE East Select
    • NYC Medicare Advantage Plus
    • United Healthcare Choice Plus
    • CIGNA Connect EPO
    • First Health PPO
    • Maryland Physicians Care MCO
    • POS OA
    • Aetna Basic
    • Aetna Quality Point of Service (POS)
    • CareFirst Blue Choice Opt Out Open Access
    • TRICARE East Prime
    • Aetna Traditional Choice (PPO)
    • Optimum Choice & Optimum Choice Preferred (POS) Cardiac Global
    • Select HMO/HealthFund/Health Network
    • Employee Health Plan
    • M.D. IPA (HMO)
    • Aetna Managed Choice (POS)
    • Johns Hopkins Advantage MD PLUS PPO
    • CareFirst Blue Choice Opt Out Plus Open Access (POS)
    • United Healthcare Options (PPO)
    • CIGNA EPO
    • Aetna Classic 5000
    • Aetna Worker's Compensation Network
    • Cigna TotalCare (HMO D-SNP)
    • United Healthcare Select HMO-EPO/NPP Cardiac Global
    • CareFirst BlueCross BlueShield Advantage Core/Enhanced
    • Amerigroup DC Healthy Families
    • BlueChoice Open Access
    • CareFirst EPO
    • IH-Open EPO Plus
    • HumanaChoice Honor's plan PPO
    • Aetna Advantage 5750
    • Cigna Achieve Medicare (HMO C-SNP)
    • Alterwood Advanatge HMO & DSNP Plans
    • Humana Gold Plus HMO
    • Cigna True Choice Medicare (PPO)
    • WellPoint Maryland - Maryland Health Choice
    • Aetna Better Health of MD
    • Optimum Choice Preferred (POS)
    • Aetna Classic 3500
    • Choice POS
    • Blue Choice Advantage
    • MedStar Family Choice DC Healthcare Alliance
    • Medicare FFS
    • HumanaChoice PPO
    • Kaiser Permanente Signature - Added Choice
    • Anthem BCBS of VA Key Care POS/PPO/Indemnity
    • Cigna Preferred Medicare (HMO)
    • Uniformed Services Family Health Plan
    • UnitedHealthcare Individual Exchange Plans
    • Coventry Health Care of Virginia
    • United Healthcare Select HMO - EPO/NPP
    • Humana Medicare Advantage - PPO
    • Optimum Choice
    • CIGNA HMO Open Access
    • Health Services for Children with Special Needs
    • AmeriHealth Caritas DC Healthcare Alliance
    • Aetna Student Health Insurance
    • CareFirst NASCO
    • Anthem BCBS of VA HealthKeepers Plus
    • IH-POS Plus
    • Coventry Health Care National Network PPO
    • Aetna Advantage 6350
    • TriWest Healthcare Alliance
    • Core Essential (HMO)
    • CIGNA POS/Network POS
    • IH-HMO
    • CIGNA PPO Plus
    • MultiPlan, Inc
    • Anthem BCBS Medi Blue Dual Adv
    • Priority Partners - Maryland Health Choice
    • DC/MD SHOP QHP Small Business Plans
    • Aetna Medicare Advantage PFFS Plan
    • Humana Medicare Advantage - HMO Open Access
    • IH-Open Network Only Plus
    • CareFirst BlueChoice HMO
    • CareFirst Blue Preferred PPO
    • IH-POS
    • Aetna Managed Choice Open Access (POS)
    • CareFirst MedStar PPO
    • HUMANA/Choice Care Medicare Plans (Choice, Gold Choice)
    • CIGNA SureFit (HMO)
    • Geisinger Medicare Advantage
    • OCI Direct (HMO)
    • Anthem BCBS of VA HealthKeepers (POS & POS OA)
    • Erickson Advantage Plans
    • Aetna Open Choice (PPO)
    • Medicare Advantage - Advantra Value (PPO)
    • CareFirst Maryland Indemnity or PPO
    • CareFirst Dual Prime HMO-SNP
    • OA Plus
    • United Healthcare Select Plus (POS)
    • Kaiser Permanente Medicare Plus
    • Aetna Signature Administrator PPO/TPA
    • Kaiser Permanente Flexible Choice 3-tier POS
    • Fee-for-Service (FFS) District of Columbia, Maryland and Virginia Medicaid
    • Choice POS II Open Access
    • Tricare Reserve Select
    • Beech Street PPO
    • Kaiser Permanente HMO Plus and DHMO Plus Member
    • Aetna HMO-Open Access/Select OA/HealthFund/Health Network Option OA
    • Veterans Affairs Community Care Network
    • Choice POS II
    • CIGNA HMO & Network (HMO)
    • MedStar Family Choice DC Healthy Families
    • UnitedHealthcare Medicare Adv. Special Needs Plans
    • UHC Group Medicare Advantage Plans (HMO, POS, PPO)
    • United HealthCare Community Plan - Maryland Health Choice Program
    • Kaiser Permanente Flexible Choice POS Cardiac Global
    • United Healthcare Navigate Cardiac Global
    • CIGNA Indemnity
    • Medicare Direct
    • CareFirst (NCA) Indemnity
    • CareFirst Group Medicare Advantage prescription drug benefit (PPO)
    • TRICARE for Life East
    • Options PPO Cardiac Global

Education

Board Certification: American Board of Dermatology, Dermatology

Fellowship: Harvard University (2014)

Residency: Massachusetts General Hospital (2012)

Internship: Mercy Medical Center-Baltimore (2009)

Medical School: Johns Hopkins University School of Medicine (2008)

Awards

  • Washingtonian Top Doc 2025

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.9
  • Extent to which the care provider listened to you

    4.9
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.9
  • Provider included you in decisions

    4.9
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.9
  • Mar 27, 2026

    Dr. Larson is always very kind and professional.

  • Mar 24, 2026

    Dr Larson is very personable and kind. Highly recommend

  • Mar 20, 2026

    Dr Larson is a gem! Very caring, always listens, takes care to explains things, and has great bedside manner.