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Dr. Corey Maas, MD

Dr. Corey Maas, MD

Plastic Surgeon

San Francisco, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Maas, Plastic Surgeon in San Francisco, CA?

    Dr. Corey Maas, MD is a Plastic Surgeon, who primarily practices in San Francisco, CA. He is board certified. Dr. Maas graduated from University of Florida College of Medicine and completed his residency at St Louis Univ Hosp, Otolaryngology; St Louis Univ Hosp, General Surgery. Dr. Maas is fluent in English and Spanish, and is currently seeing new patients. Dr. Maas’s practice accepts Medicare, Aetna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Maas’s office at (415) 567-7000.
    CastleConnolyTopDoctors

    Castle Connolly Top Doctor

    Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

    What are Areas of Expertise for Dr. Maas?

    Dr. Corey Maas, MD is a highly-rated, board-certified Plastic Surgeon 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. Maas empowers patients to confidently navigate their health journey, specializing in Blepharoplasty, Botox, Cosmetic Surgery-Face, Facial Plastic & Reconstructive Surgery, Hair Restoration/Transplant, Rhinoplasty, and comprehensive wellness support. Serving the San Francisco, CA community, Dr. Maas is dedicated to enhancing lives through expert, patient-centered care.

    Where did Dr. Maas go to medical school and complete their residency?

    • Residency: St Louis Univ Hosp, Otolaryngology; St Louis Univ Hosp, General Surgery | St Louis University Group of Hospitals Program

    • Medical School: University of Fl Coll of Med, Gainesville | University of Florida College of Medicine

    Is Dr. Maas board certified as a Plastic Surgeon?

    Yes, Dr. Corey Maas, MD is board certified by the American Board of Otolaryngology

    What languages does Dr. Maas speak?

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

    • English
    • Spanish

    What conditions does a Plastic Surgeon like Dr. Maas typically treat?

    As a Plastic Surgeon, Dr. Maas 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. Maas. 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:

    • Open Head Wound
    • Wounds and Injuries
    • Head injury with open skin
    • Cut on head
    • Scalp wound

    ICD-10 Codes:

    • S0180XA: Unspecified open wound of other part of head, initial encounter

    Also known as:

    • Cellulitis
    • Skin infection
    • Bacterial skin inflammation
    • Acute skin infection

    ICD-10 Codes:

    • L0390: Cellulitis, unspecified

    Also known as:

    • Cellulitis of Face
    • Cellulitis
    • Facial Skin Infection
    • Bacterial Face Infection
    • Spreading Face Infection

    ICD-10 Codes:

    • L03211: Cellulitis of face

    Also known as:

    • Bone, Soft Tissue, or Skin Growth of Unknown Type
    • Bone Disease
    • Skin Condition
    • Bone tumor of unknown nature
    • Skin lesion of unknown type
    • Soft tissue mass of unknown behavior

    ICD-10 Codes:

    • D492: Neoplasm of unspecified behavior of bone, soft tissue, and skin

    What procedures does a Plastic Surgeon like Dr. Maas typically perform?

    As a Plastic Surgeon, procedures performed by Dr. Corey Maas may include:

    Please contact Dr. Maas' office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Maas accept my insurance?

    Dr. Maas accepts most major insurance plans. Important: Please call our office at (415) 567-7000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Maas accept in San Francisco, CA?

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

    Top Insurances

    • Aetna

    • All Other Territories

    • BCBS Unspecified

    • Blue Shield of California

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • HealthRight Group

    • Medicare

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Maas' office located?

    Dr. Corey Maas' Primary Practice

    2400 Clay St

    San Francisco, CA 94115

    (415) 567-7000

    Get Directions

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

    Dr. Maas's National Provider Identifier (NPI) number is 1851469282.

    What common questions do patients ask about Dr. Maas?

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

    What is Dr. Corey Maas's specialty?

    Dr. Maas is a Plastic Surgeon near San Francisco, CA.

    What does a Plastic Surgeon do?

    A plastic surgeon specializes in repairing, reconstructing, or replacing physical defects involving the skin, musculoskeletal system, craniomaxillofacial structures, hands, extremities, breasts, trunk, and external genitalia. Cosmetic surgery is a key aspect of this specialty, where surgeons apply aesthetic principles to enhance appearance and optimize reconstructive outcomes, addressing both normal structures and those requiring reconstruction.

    Is Dr. Corey Maas affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Maas is affiliated with California Pacific Medical Center - Van Ness Campus which is a Castle Connolly Top Hospital. 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

    When to see a Plastic Surgeon?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Plastic Surgeon. 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 Dr. Corey Maas accepting new patients in San Francisco, CA?

    Yes, Dr. Corey Maas is accepting new patients at this time.

    Does Dr. Corey Maas offer online booking?

    Please contact Dr. Maas' office at (415) 567-7000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Corey Maas?

    Please contact Dr. Maas' office at (415) 567-7000 to schedule an appointment.

    Where is Dr. Maas' office located?

    Dr. Maas' office is located in San Francisco, CA.

    Which board certifications does Dr. Corey Maas have?

    Dr. Corey Maas is certified by the American Board of Otolaryngology.