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Dr. Keegan O'hern, MD

Rochester, MN

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. O'hern, MOHS-Micrographic Surgeon in Rochester, MN?

    Dr. Keegan O'hern, MD is a MOHS-Micrographic Surgeon, who primarily practices in Rochester, MN. Dr. O'hern is fluent in English, and is currently seeing new patients. Dr. O'hern’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. O'hern’s office at (507) 284-2511.

    What languages does Dr. O'hern speak?

    Dr. O'hern and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a MOHS-Micrographic Surgeon like Dr. O'hern typically treat?

    As a MOHS-Micrographic Surgeon, Dr. O'hern 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. O'hern. 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 here.

    Also known as:

    • Other Skin Changes
    • Skin Rash
    • Skin Condition
    • Rashes
    • Unusual Skin Symptoms
    • Skin Discoloration
    • Skin Texture Changes
    • Skin Eruption
    • Hives
    • Dermatitis
    • Skin Inflammation

    ICD-10 Codes:

    • R238: Other skin changes
    • R21: Rash and other nonspecific skin eruption

    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:

    • Skin Cancer Screening
    • Skin Cancer Screening (PDQ®)
    • Mole Check
    • Dermatology Screening
    • Melanoma Screening
    • Skin Exam

    ICD-10 Codes:

    • Z1283: Encounter for screening for malignant neoplasm of skin

    What procedures does a MOHS-Micrographic Surgeon like Dr. O'hern typically perform?

    As a MOHS-Micrographic Surgeon, Dr. O'hern 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. O'hern. 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 here.

    Also known as:

    • Removal of Precancerous Skin Lesions
    • Removal of Benign Skin Lesions
    • Skin Conditions
    • Actinic Keratosis Treatment
    • Premalignant Lesion Destruction
    • Skin Cancer Prevention Treatment
    • Cryosurgery for Skin Lesions
    • Benign Skin Growth Destruction
    • Skin Lesion Excision
    • Electrosurgery for Skin Lesions

    CPT Codes:

    • 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)
    • 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

    Also known as:

    • Skin Biopsy
    • Skin Biopsy (Punch)
    • Skin Biopsy (Additional Site)
    • Shave Biopsy
    • Tangential Biopsy
    • Skin Lesion Biopsy
    • Punch Biopsy
    • Dermal Punch Biopsy
    • Shave biopsy
    • Tangential skin biopsy
    • Scoop biopsy

    CPT Codes:

    • 11102: Tangential biopsy of skin (eg, shave, scoop, saucerize, curette); single lesion
    • 11104: Punch biopsy of skin (including simple closure, when performed); single lesion
    • 11103: Tangential biopsy of skin (eg, shave, scoop, saucerize, curette); each separate/additional lesion (List separately in addition to code for primary procedure)

    Also known as:

    • Mohs Micrographic Surgery
    • Mohs Surgery
    • Micrographic Skin Cancer Surgery
    • Mohs Excision
    • Precision Skin Cancer Removal

    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

    Also known as:

    • Intermediate Wound Repair (Body)
    • Wounds and Injuries
    • Laceration Repair (Body)
    • Surgical Wound Closure (Trunk/Limbs)
    • Deep Wound Stitching (Body)

    CPT Codes:

    • 12032: Repair, intermediate, wounds of scalp, axillae, trunk and/or extremities (excluding hands and feet); 2.6 cm to 7.5 cm

    Does Dr. O'hern accept my insurance?

    Dr. O'hern accepts most major insurance plans. Important: Please call our office at (507) 284-2511 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. O'hern accept in Rochester, MN?

    Dr. O'hern in Rochester, MN 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 Cross Blue Shield of Michigan

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Medica Group

    • Medicare

    • Mutual of Omaha

    • State of Minnesota

    • UnitedHealth Group

    • Wisconsin Physicians Health (WPS)

    View All Insurances

    Where is Dr. O'hern's office located?

    Dr. Keegan O'hern's Primary Practice

    200 1st St SW

    Rochester, MN 55905

    (507) 284-2511

    Get Directions

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

    Dr. O'hern's National Provider Identifier (NPI) number is 1821675117.

    What common questions do patients ask about Dr. O'hern?

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

    What is Dr. Keegan O'hern's specialty?

    Dr. O'hern is a MOHS-Micrographic Surgeon near Rochester, MN.

    What does a MOHS-Micrographic Surgeon do?

    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.

    Is this Dr. Keegan O'hern affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. O'hern is affiliated with Mayo Clinic Health System Red Wing, Mayo Clinic Health System In La Crosse 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

    When to see a MOHS-Micrographic Surgeon?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a MOHS-Micrographic 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 Keegan O'hern accepting new patients in Rochester, MN?

    Yes, Dr. Keegan O'hern is accepting new patients at this time.

    Does Dr. Keegan O'hern offer online booking?

    Please contact Dr. O'hern's office at (507) 284-2511 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Keegan O'hern?

    Please contact Dr. O'hern's office at (507) 284-2511 for information regarding telehealth appointment availability or for scheduling assistance.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>