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Dr. Khaled Hassan, MD

Fullerton, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hassan, MOHS-Micrographic Surgeon in Fullerton, CA?

    Dr. Khaled Hassan, MD is a MOHS-Micrographic Surgeon, who primarily practices in Fullerton, CA with 2 additional practice locations. Dr. Hassan is fluent in English, Arabic, and Spanish, and is currently seeing new patients. Dr. Hassan’s practice accepts Cigna, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hassan’s office at (714) 578-8527.

    What languages does Dr. Hassan speak?

    Dr. Hassan and their clinical team can communicate with patients in the following languages:

    • Arabic

    • English

    • Spanish

    What conditions does Dr. Hassan treat?

    As a MOHS-Micrographic Surgeon, Dr. Hassan 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. Hassan. 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.

    Also known as:

    • Skin Tumor of Uncertain Behavior
    • Skin Condition
    • Skin Neoplasm
    • Skin Growth
    • Uncertain Skin Lesion

    ICD-10 Codes:

    • D485: Neoplasm of uncertain behavior of skin

    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:

    • Basal Cell Skin Cancer of the Face
    • Basal Cell Skin Cancer of the Nose
    • Skin Cancer
    • Skin Cancer Treatment (PDQ)
    • Basal Cell Carcinoma (BCC)
    • Rodent Ulcer
    • BCC
    • Basal Cell Carcinoma

    ICD-10 Codes:

    • C44319: Basal cell carcinoma of skin of other parts of face
    • C44311: Basal cell carcinoma of skin of nose

    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:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    Also known as:

    • Increased Skin Sensitivity
    • Peripheral Nerve Disorder
    • Hyperesthesia
    • Overly Sensitive Skin
    • Abnormal Skin Sensation

    ICD-10 Codes:

    • R203: Hyperesthesia

    What procedures does Dr. Hassan perform?

    As a MOHS-Micrographic Surgeon, Dr. Hassan 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. Hassan. 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.

    Also known as:

    • Mohs Micrographic Surgery
    • Mohs Micrographic Surgery (Trunk/Arms/Legs, First Stage)
    • Mohs Surgery (Additional Stage)
    • Mohs Surgery
    • Micrographic Skin Cancer Surgery
    • Mohs Excision
    • Precision Skin Cancer Removal
    • Mohs surgery body
    • Skin cancer removal trunk
    • Micrographic surgery arms
    • Precise skin cancer surgery legs
    • Mohs micrographic surgery
    • Skin cancer removal with mapping
    • Staged skin cancer surgery

    CPT Codes:

    • 17311: Mohs micrographic technique, including removal of all gross tumor, surgical excision of tissue specimens, mapping, color coding of specimens, microscopic examination of specimens by the surgeon, and histopathologic preparation including routine stain(s) (eg, hematoxylin and eosin, toluidine blue), head, neck, hands, feet, genitalia, or any location with surgery directly involving muscle, cartilage, bone, tendon, major nerves, or vessels; first stage, up to 5 tissue blocks
    • 17313: Mohs micrographic technique, including removal of all gross tumor, surgical excision of tissue specimens, mapping, color coding of specimens, microscopic examination of specimens by the surgeon, and histopathologic preparation including routine stain(s) (eg, hematoxylin and eosin, toluidine blue), of the trunk, arms, or legs; first stage, up to 5 tissue blocks
    • 17314: Mohs micrographic technique, including removal of all gross tumor, surgical excision of tissue specimens, mapping, color coding of specimens, microscopic examination of specimens by the surgeon, and histopathologic preparation including routine stain(s) (eg, hematoxylin and eosin, toluidine blue), of the trunk, arms, or legs; each additional stage after the first stage, up to 5 tissue blocks (List separately in addition to code for primary procedure)

    Also known as:

    • Mohs Surgery
    • Mohs Micrographic Surgery
    • Skin Cancer Removal
    • Precise Skin Cancer Surgery

    CPT Codes:

    • 17312: Mohs micrographic technique, including removal of all gross tumor, surgical excision of tissue specimens, mapping, color coding of specimens, microscopic examination of specimens by the surgeon, and histopathologic preparation including routine stain(s) (eg, hematoxylin and eosin, toluidine blue), head, neck, hands, feet, genitalia, or any location with surgery directly involving muscle, cartilage, bone, tendon, major nerves, or vessels; each additional stage after the first stage, up to 5 tissue blocks (List separately in addition to code for primary procedure)

    Also known as:

    • Complex Wound Repair (Face, Neck, Hands, Feet)
    • Complex Wound Repair (Scalp, Arms, Legs)
    • Intermediate Wound Repair (Body)
    • Complex Wound Repair (Additional Area)
    • Complex Trunk Wound Repair (Additional)
    • Facial Wound Repair
    • Wounds and Injuries
    • Extensive Facial Laceration Repair
    • Deep Wound Closure (Sensitive Areas)
    • Complex Repair of Hand/Foot Wound
    • Deep Wound Repair (Extremities)
    • Surgical Closure of Complex Wound
    • Advanced Wound Stitching
    • Laceration Repair (Body)
    • Surgical Wound Closure (Trunk/Limbs)
    • Deep Wound Stitching (Body)
    • Extensive Laceration Repair
    • Deep Wound Closure (Scalp/Limbs)
    • Complex Skin Repair
    • Complex Body Wound Repair
    • Trunk Laceration Repair
    • Deep Wound Closure (Trunk)
    • Stitches for facial cut
    • Intermediate wound closure
    • Repair of facial laceration

    CPT Codes:

    • 13132: Repair, complex, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; 2.6 cm to 7.5 cm
    • 13121: Repair, complex, scalp, arms, and/or legs; 2.6 cm to 7.5 cm
    • 12032: Repair, intermediate, wounds of scalp, axillae, trunk and/or extremities (excluding hands and feet); 2.6 cm to 7.5 cm
    • 13122: Repair, complex, scalp, arms, and/or legs; each additional 5 cm or less (List separately in addition to code for primary procedure)
    • 13102: Repair, complex, trunk; each additional 5 cm or less (List separately in addition to code for primary procedure)
    • 12051: Repair, intermediate, wounds of face, ears, eyelids, nose, lips and/or mucous membranes; 2.5 cm or less

    Also known as:

    • Facial Tissue Reconstruction
    • Facial Tissue Transfer (Eyelids, Nose, Ears, Lips)
    • Adjacent tissue flap surgery
    • Eyelid reconstruction
    • Nose reconstruction
    • Lip reconstruction
    • Local Flap Surgery
    • Adjacent Tissue Rearrangement
    • Facial Reconstruction

    CPT Codes:

    • 14061: Adjacent tissue transfer or rearrangement, eyelids, nose, ears and/or lips; defect 10.1 sq cm to 30.0 sq cm
    • 14060: Adjacent tissue transfer or rearrangement, eyelids, nose, ears and/or lips; defect 10 sq cm or less

    Also known as:

    • Skin Flap Surgery (Medium)
    • Adjacent Tissue Transfer (Additional Area)
    • Tissue Rearrangement Surgery
    • Local Flap Surgery
    • Skin Graft (Adjacent Tissue)
    • Skin Flap Surgery
    • Tissue Rearrangement
    • Local Flap Reconstruction

    CPT Codes:

    • 14301: Adjacent tissue transfer or rearrangement, any area; defect 30.1 sq cm to 60.0 sq cm
    • 14302: Adjacent tissue transfer or rearrangement, any area; each additional 30.0 sq cm, or part thereof (List separately in addition to code for primary procedure)

    Also known as:

    • Complex Wound Repair on Torso (2.6-7.5 cm)
    • Complex Repair of Face Wounds
    • Complex Skin Repair (Additional Area)
    • Complex Skin Repair (Face, Neck, Hands, Feet)
    • Trunk Wound Closure (Complex)
    • Deep Torso Laceration Repair
    • Complex Body Wound Stitching
    • Eyelid Repair
    • Nose Laceration Repair
    • Lip Wound Surgery
    • Complex Laceration Repair
    • Advanced Wound Closure
    • Skin Grafting for Complex Wounds
    • Deep Wound Closure
    • Surgical Skin Repair

    CPT Codes:

    • 13101: Repair, complex, trunk; 2.6 cm to 7.5 cm
    • 13152: Repair, complex, eyelids, nose, ears and/or lips; 2.6 cm to 7.5 cm
    • 13133: Repair, complex, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; each additional 5 cm or less (List separately in addition to code for primary procedure)
    • 13131: Repair, complex, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; 1.1 cm to 2.5 cm

    Also known as:

    • Skin Flap Surgery (Medium Size)
    • Adjacent tissue transfer
    • Local flap surgery
    • Skin rearrangement

    CPT Codes:

    • 14041: Adjacent tissue transfer or rearrangement, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; defect 10.1 sq cm to 30.0 sq cm

    Also known as:

    • Full Thickness Skin Graft (Face)
    • Full Thickness Skin Graft (Small Area)
    • Full Thickness Skin Graft (Face, Neck, Hands, Feet)
    • Facial Skin Graft
    • Free Skin Graft (Nose/Ears/Eyelids/Lips)
    • Full Thickness Graft for Face
    • Cosmetic Skin Graft (Face)
    • Free skin graft
    • Skin transplant
    • Dermal graft
    • Facial skin graft
    • Hand skin graft
    • Neck skin graft
    • Genital skin graft

    CPT Codes:

    • 15260: Full thickness graft, free, including direct closure of donor site, nose, ears, eyelids, and/or lips; 20 sq cm or less
    • 15220: Full thickness graft, free, including direct closure of donor site, scalp, arms, and/or legs; 20 sq cm or less
    • 15240: Full Thickness Graft, Free, Including Direct Closure Of Donor Site, Forehead, Cheeks, Chin, Mouth, Neck, Axillae, Genitalia, Hands, And/Or Feet; 20 Sq Cm Or Less

    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:

    • Facial Skin Flap Surgery
    • Skin Flap Procedure for Face
    • Pedicle Flap Surgery
    • Tissue Transfer (Face)
    • Reconstructive Flap Surgery
    • Flap delay surgery
    • Flap division and inset
    • Facial skin flap

    CPT Codes:

    • 15576: Formation of direct or tubed pedicle, with or without transfer; eyelids, nose, ears, lips, or intraoral
    • 15630: Delay of flap or sectioning of flap (division and inset); at eyelids, nose, ears, or lips

    Also known as:

    • Removal of Non-Cancerous Skin Growth (1.1-2.0 cm)
    • Removal of Benign Skin Lesions
    • Removal of Precancerous Skin Lesions
    • Skin Conditions
    • Benign Skin Lesion Excision
    • Skin Tumor Removal (Benign)
    • Mole Removal (Non-Cancerous)
    • 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:

    • 11402: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter 1.1 to 2.0 cm
    • 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

    Also known as:

    • Skin Cancer Removal (Trunk, Arms, Legs)
    • Removal of Benign Skin Lesion
    • Malignant Lesion Excision
    • Skin Tumor Removal
    • Cancerous Skin Growth Excision
    • Benign Skin Growth Excision
    • Skin Lesion Removal Surgery
    • Mole Removal
    • Skin Tumor Excision

    CPT Codes:

    • 11602: Excision, malignant lesion including margins, trunk, arms, or legs; excised diameter 1.1 to 2.0 cm
    • 11403: Excision, benign lesion including margins, except skin tag (unless listed elsewhere), trunk, arms or legs; excised diameter 2.1 to 3.0 cm

    Also known as:

    • Skin Cancer Removal (Trunk, Arms, Legs)
    • Malignant Lesion Excision
    • Skin Tumor Removal
    • Cancerous Mole Removal

    CPT Codes:

    • 11603: Excision, malignant lesion including margins, trunk, arms, or legs; excised diameter 2.1 to 3.0 cm

    Also known as:

    • Adjacent Tissue Transfer (Medium Defect)
    • Local Skin Flap
    • Tissue Rearrangement Surgery
    • Skin Reconstruction (Local)
    • Adjacent Tissue Graft

    CPT Codes:

    • 14021: Adjacent tissue transfer or rearrangement, scalp, arms and/or legs; defect 10.1 sq cm to 30.0 sq cm

    Also known as:

    • Skin Flap Surgery
    • Tissue Transfer
    • Local Flap Reconstruction
    • Adjacent Tissue Rearrangement

    CPT Codes:

    • 14040: Adjacent tissue transfer or rearrangement, forehead, cheeks, chin, mouth, neck, axillae, genitalia, hands and/or feet; defect 10 sq cm or less

    Also known as:

    • Complex Repair of Eyelid, Nose, Ear, or Lip (1.1-2.5 cm)
    • Facial Feature Complex Repair
    • Complex Wound Closure Face
    • Reconstructive Surgery Face

    CPT Codes:

    • 13151: Repair, complex, eyelids, nose, ears and/or lips; 1.1 cm to 2.5 cm

    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

    Also known as:

    • Goeckerman Treatment
    • Photochemotherapy
    • Tar and UV-B Therapy
    • Petrolatum and UV-B Therapy
    • Light Therapy for Skin

    CPT Codes:

    • 96910: Photochemotherapy; tar and ultraviolet B (Goeckerman treatment) or petrolatum and ultraviolet B

    Does Dr. Hassan accept my insurance?

    Dr. Hassan accepts most major insurance plans. Important: Please call our office at (714) 578-8527 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hassan accept in Fullerton, CA?

    Dr. Hassan in Fullerton, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Shield of California

    • CalOptima

    • Centene

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Medicare

    • St. Joseph Health System (CA)

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Hassan's office located?

    Dr. Khaled Hassan's Primary Practice

    100 E Valencia Mesa Dr Ste 105

    Fullerton, CA 92835

    (714) 578-8527

    Get Directions

    Dr. Khaled Hassan's Practice 2

    1950 Sunny Crest Dr Ste 2900

    Fullerton, CA 92835

    Get Directions

    Dr. Khaled Hassan's Practice 3

    2720 N Harbor Blvd Ste 220

    Fullerton, CA 92835

    Get Directions

    What is Dr. Hassan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Hassan's National Provider Identifier (NPI) number is 1023272309.

    What common questions do patients ask about Dr. Hassan?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hassan

    What is Dr. Khaled Hassan's specialty?

    Dr. Hassan is a MOHS-Micrographic Surgeon near Fullerton, CA. Mohs Micrographic Surgery is conducted by specialized surgeons with expertise in dermatology and pathology. Their skills allow them to remove only diseased tissue while preserving healthy skin, minimizing cosmetic impact. Surgeons affiliated with the American College of Mohs Surgery (ACMS) have completed at least one year of fellowship training at an ACMS-accredited institution in the U.S. Contact Dr. Hassan to book an appointment today.

    Is this Dr. Khaled Hassan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hassan is affiliated with Providence St. Jude Medical Center, UCI Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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

    Where can I learn more about MOHS-Micrographic Surgeon?

    Explore MOHS-Micrographic Surgeon with 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 Khaled Hassan accepting new patients in Fullerton, CA?

    Yes, Dr. Khaled Hassan is accepting new patients at this time.

    Does Dr. Khaled Hassan offer online booking?

    Please contact Dr. Hassan's office at (714) 578-8527 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Khaled Hassan?

    Please contact Dr. Hassan's office at (714) 578-8527 for information regarding telehealth appointment availability or for scheduling assistance.

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