CG
Accepting patients
Who is Dr. Guerrieri, Dermatologist in Newark, DE?
With years of clinical experience under her belt, Dr. Courtney Beth Guerrieri MD, a Dermatologist in Newark, DE, has established herself as a trusted skin health expert. Her medical degree from Sidney Kimmel Medical College at Thomas Jefferson University and board certification from the American Board of Dermatology lay the foundation for her expertise. Recognized as a Castle Connolly Top Doctor, Dr. Guerrieri brings a high level of proficiency to her practice. Dr. Guerrieri's clinical focus centers on diagnosing and treating various skin concerns, including moles, sun damage, and benign skin tumors. She frequently performs procedures such as skin lesion removal, injections, and skin biopsies to address these conditions. Her approach is centered on providing personalized care to patients with skin issues, ensuring they receive effective treatment and guidance. As a specialist in medical dermatology, Dr. Guerrieri is well-equipped to manage conditions like eczema, contact dermatitis, and actinic keratosis. Her patients appreciate her ability to explain complex skin issues in a clear and understandable manner. Dr. Guerrieri is accepting new patients and works with various insurance carriers, including Cigna Group, Highmark Health, and Medicare. Dr. Guerrieri serves the communities of Newark, Greenville, and Wilmington, DE, offering accessible dermatological care to those in need. Her practice is located at 537 Stanton Christiana Rd in Newark, with additional locations in Greenville and Wilmington, making it convenient for patients to receive the care they require.
What are Areas of Expertise for Dr. Guerrieri?
Dr. Courtney Guerrieri, MD is a highly-rated, board-certified Dermatologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Guerrieri empowers patients to confidently navigate their health journey, specializing in Actinic Keratosis, Contact Dermatitis, Eczema, Medical Dermatology, Warts, and comprehensive wellness support. Serving the Newark, DE community, Dr. Guerrieri is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Guerrieri go to medical school and complete their residency?
Medical School: Sidney Kimmel Medical College at Thomas Jefferson University
Is Dr. Guerrieri board certified as a Dermatologist?
Yes, Dr. Courtney Guerrieri, MD is board certified by the American Board of Dermatology
What languages does Dr. Guerrieri speak?
Dr. Guerrieri and their clinical team can communicate with patients in the following languages:
English
What conditions does a Dermatologist like Dr. Guerrieri typically treat?
As a Dermatologist, Dr. Guerrieri diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Guerrieri. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Moles
- Birthmarks
- Common Moles, Dysplastic Nevi, and Risk of Melanoma
- Nevi
- Beauty marks
- Skin spots
ICD-10 Codes:
- D229: Melanocytic nevi, unspecified
Also known as:
- Actinic Keratosis
- Skin Condition
- Sun Exposure
- Skin Cancer Treatment (PDQ®)
- Solar keratosis
- Precancerous skin lesion
- Rough sun spots
ICD-10 Codes:
- L570: Actinic keratosis
Also known as:
- Benign Skin Tumor
- Benign Tumor
- Non-cancerous skin growths
- Skin lesions
- Benign skin masses
ICD-10 Codes:
- D239: Other benign neoplasm of skin, unspecified
Also known as:
- Growth of Unknown Type
- Tumor of uncertain nature
- Lesion of uncertain behavior
- Indeterminate mass
ICD-10 Codes:
- D489: Neoplasm of uncertain behavior, unspecified
Also known as:
- Inflamed Seborrheic Keratosis
- Benign Tumor
- Skin Condition
- Irritated seborrheic keratosis
- Red skin growth
- Inflamed age spot
ICD-10 Codes:
- L820: Inflamed seborrheic keratosis
Also known as:
- Personal History of Other Skin Cancer
- Skin Cancer
- Past skin cancer
- Previous cutaneous malignancy
- History of skin tumor
ICD-10 Codes:
- Z85828: Personal history of other malignant neoplasm of skin
Also known as:
- Psoriasis
- Scaly Skin Condition
- Chronic Skin Disease
- Autoimmune Skin Disorder
ICD-10 Codes:
- L409: Psoriasis, unspecified
Also known as:
- Dark Skin Patches
- Skin Pigmentation Disorder
- Hyperpigmentation
- Melasma
- Age spots
ICD-10 Codes:
- L814: Other melanin hyperpigmentation
Also known as:
- Acne Vulgaris
- Acne
- Common acne
- Pimples
- Breakouts
ICD-10 Codes:
- L700: Acne vulgaris
Also known as:
- Dermatitis
- Eczema
- Rashes
- Atopic Dermatitis
- Skin Inflammation
- Skin Rash
ICD-10 Codes:
- L309: Dermatitis, unspecified
What procedures does a Dermatologist like Dr. Guerrieri typically perform?
As a Dermatologist, Dr. Guerrieri performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Guerrieri. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Removal of Benign Skin Lesions
- Removal of Precancerous Skin Lesions
- Skin Conditions
- Benign Skin Growth Destruction
- Skin Lesion Excision
- Cryosurgery for Skin Lesions
- Electrosurgery for Skin Lesions
- Actinic Keratosis Treatment
- Premalignant Lesion Destruction
- Skin Cancer Prevention Treatment
CPT Codes:
- 17110: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), of benign lesions other than skin tags or cutaneous vascular proliferative lesions; up to 14 lesions
- 17000: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), premalignant lesions (eg, actinic keratoses); first lesion
- 17003: Destruction (eg, laser surgery, electrosurgery, cryosurgery, chemosurgery, surgical curettement), premalignant lesions (eg, actinic keratoses); second through 14 lesions, each (List separately in addition to code for first lesion)
Also known as:
- Injection for Skin Lesions (Up to 7)
- Intralesional Injection
- Lesion Injection Therapy
- Steroid Injection for Skin Bumps
CPT Codes:
- 11900: Injection, intralesional; up to and including 7 lesions
Also known as:
- Skin Biopsy
- Shave Biopsy
- Tangential Biopsy
- Skin Lesion Biopsy
CPT Codes:
- 11102: Tangential biopsy of skin (eg, shave, scoop, saucerize, curette); single lesion
Does Dr. Guerrieri accept my insurance?
Dr. Guerrieri accepts most major insurance plans. Important: Please call our office at (215) 955-6680 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Guerrieri accept in Newark, DE?
Dr. Guerrieri in Newark, DE accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Cigna Group
Highmark Health
Independence Health Group
Medicare
Unknown
View All Insurances
Where is Dr. Guerrieri's office located?
Dr. Courtney Guerrieri's Primary Practice
537 Stanton Christiana Rd
Newark, DE 19713
(215) 955-6680
What is Dr. Guerrieri's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Guerrieri's National Provider Identifier (NPI) number is 1255524336.
What common questions do patients ask about Dr. Guerrieri?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Guerrieri
What is Dr. Courtney Guerrieri's specialty?
Dr. Guerrieri is a Dermatologist near Newark, DE.
What does a Dermatologist do?
Dermatologists are medical professionals trained to diagnose and treat a wide range of skin conditions in both children and adults, including skin cancers, melanomas, and other tumors. They also manage disorders of the mouth, external genitalia, hair, and nails, and are skilled in treating conditions like dermatitis, allergic reactions, and skin manifestations of systemic diseases. Dermatologists receive specialized training in dermatopathology and dermatologic surgical techniques, and address cosmetic issues such as hair loss and scarring. Additionally, they use laboratory methods to diagnose immune-related skin disorders, often collaborating with immunohematologists for expert consultation and targeted therapies.
Is this Dr. Courtney Guerrieri affiliated with a ranked Castle Connolly Top Hospital?
No, Guerrieri is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Bayhealth Hospital, Sussex Campus. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Dermatologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Dermatologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Courtney Guerrieri accepting new patients in Newark, DE?
Yes, Dr. Courtney Guerrieri is accepting new patients at this time.
Does Dr. Courtney Guerrieri offer online booking?
Please contact Dr. Guerrieri's office at (215) 955-6680 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Courtney Guerrieri?
Please contact Dr. Guerrieri's office at (215) 955-6680 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Courtney Guerrieri have?
Dr. Courtney Guerrieri is certified by the American Board of Dermatology.
Other Dermatologist Near Newark, DE
SP
Dermatologist
Dr. Scott Panzer, MD is a Dermatologist, who primarily practices in Newark, DE. He is board certified.
Newark, DE

MOHS-Micrographic Surgeon
Dr. Christopher Conti, MD is a MOHS-Micrographic Surgeon, who primarily practices in Newark, DE. He has been practicing for over 27 years and is board certified.
Newark, DE
CD
Dermatologist
Dr. Carmen Davis is a Dermatologist, who primarily practices in Newark, DE with 2 additional practice locations.
Newark, DE