Welcome to Our Practice

Welcome to Bakersfield Dermatology, Your Dermatologist in Bakersfield, CA

Bakersfield Dermatology & Skin Cancer Medical Group is Bakersfield's largest and most comprehensive dermatology practice. Dr. Constantine started the practice in the 1970's and it became Bakersfield Dermatology in 1989.  Our providers include two physicians and three physician assistants.  Our modern and spacious office is centraly located at 5101 Commerce Drive, in Bakersfield California.

Our staff is fully qualified in the treatment of all types of skin conditions, including skin cancer, moles, acne, and warts.

Bakersfield Dermatology & Skin Cancer Medical Group is the only full dermatology practice in Kern County.

Our expertise includes:

  • Mohs micrographic surgery for skin cancers.  We have two full time laboratory technicians and perform Mohs sugery procedures daily.
  • Dedicated psoriasis treatment unit, including narrowband UV-B light therapy, hand and foot narrowband UV-B light treatments and systemic and biologic treatment options.
  • Clinical Trial Center.  Our patients have the option of participating in a clinical trial.  We have multiple trials active at any one time.  Current trials include medications for psoriasis, hidradentitis suppurativa, and atopic dermatitis (eczema).  Contact our study coordinator for more information at (661) 489-3986.

Bakersfield Dermatology & Skin Cancer Medical Group - 5101 Commerce Drive, Suite 101 - Bakersfield CA, 93309 - (661) 327-3756

Meet Our Staff

Learn Who We Are

  • Jeffrey J. Crowley
    MD
    Doctor

    Jeffrey J. Crowley, MD Graduate of Stanford University School of Medicine, M.D. in 1992. Internship and Residency in Dermatology, Stanford University, 1992 to 1996.  Chief Resident in Dermatology - Stanford University, 1995.  Board Certified in Dermatology by the American Board of Dermatology since 1996. 

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  • Shanna Treanor
    MD, MPH
    Doctor

    Shanna Treanor, MD, MPH - Howard University College of Medicine, Washington, D.C. 1994-1996.  Pediatric Residency - UCSF Fresno Pediatric Residency Training Program, Fresno, Ca 1998-2001. Pediatric Dermatologist  - California State University Fresno 1998-2003. 

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  • Anita S. Garrett
    PA-C
    Physician Assistant

    Anita S. Garrett, PA-C  Stanford University School of Medicine Physician Assitant Program, 1994-1996.  Physician Assistant 'Certified' by the National Commission on Certification of Physician Assistants since 1996.  Certified in Surgery by the National Commission on Certification of Physician Assistants, 1996.

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  • Rosie B. Holiwell
    PA-C
    Physician Assistant

    Rosie B. Holiwell, PA-C Physician Assistant 'Certified' by the National Commission on Certification of Physician Assistants since 1996. Western University of Health Science, 1998-2000. Medical Board of California Physician Assistant Examining Committee.

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  • Caitlin Ghilarducci
    PA-C
    Physician Assistant

    Caitlin Ghilarducci, PA-C Duke University School of Medicine Physician Assistant Program, 2015-2017.  Physician Assistant ‘Certified’ by the National Commission on Certification of Physician Assistants since 2017.

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Featured Articles

Read about helpful topics

  • Warts

    Warts are small, harmless growths that appear most frequently on the hands and feet. Sometimes they look flat and smooth, other times they have a dome-shaped or cauliflower-like appearance. Warts can be surrounded by skin that is either lighter or darker. Warts are caused by different forms of Human ...

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  • Vitiligo

    Vitiligo refers to the development of white patches anywhere on the skin. With this condition, pigment-forming cells (known as melanocytes) are destroyed by the immune system causing the loss of pigmentation in the skin. Vitiligo usually develops between the ages of 10 and 40. It affects both men and ...

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  • Wrinkles

    Wrinkles are a natural part of the aging process. They occur most frequently in areas exposed to the sun, such as the face, neck, back of the hands and forearms. Over time, skin gets thinner, drier and less elastic. Ultimately, this causes wrinkles - either fine lines or deep furrows. In addition to ...

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  • Tattoos

    A tattoo is created by injecting ink into the dermis (the second layer of skin) to incorporate a form of skin decoration. Tattooing is practiced worldwide and has often been a part of cultural or religious rituals. In Western societies today, tattooing has re-emerged as a popular form of self-decoration. Technically, ...

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  • Sun Safety

    Because of the ultraviolet radiation it emits, the sun is inherently dangerous to human skin. In fact, the American Academy of Dermatology stipulates that there is no safe way to tan. Tanning is the skin's natural response to damage from the sun. Additionally, the Environmental Protection Agency proclaims ...

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  • Tanning Beds/Tanning Booths

    According to the American Academy of Dermatology and the U.S. Department of Health and Human Services, ultraviolet (UV) radiation from tanning beds, tanning booths and sun lamps are known carcinogens (cancer-causing substances). Exposure to UV radiation during indoor tanning has been proven to increase ...

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  • Rashes

    "Rash" is a general term for a wide variety of skin conditions. A rash refers to a change that affects the skin and usually appears as a red patch or small bumps or blisters on the skin. The majority of rashes are harmless and can be treated effectively with over-the-counter anti-itch creams, antihistamines ...

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  • Shingles (Herpes Zoster)

    Shingles is a painful rash that is caused by the varicella zoster virus. It usually appears as a band or strip of blisters on one side of the body that goes from the spine around the front to the breastbone. However, shingles can also appear on the neck, nose and forehead. Shingles derives from the same ...

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  • Skin Care Basics

    The skin is the body's largest organ and accounts for roughly 18% of an adult's weight. It serves as a protective outer layer that keeps in moisture and keeps out invasive organism (like infections). It protects our organs against injury. It also helps regulate the body's temperature and has self-healing ...

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  • Skin Cancers

    Skin cancer is the most common form of human cancers, affecting more than one million Americans every year. One in five Americans will develop skin cancer at some point in their lives. Skin cancers are generally curable if caught early. However, people who have had skin cancer are at a higher risk of ...

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Our Location

Hours of Operation

*Phone lines open at 08:00 AM

Monday:

7:45 am-5:00 pm

Tuesday:

7:45 am-5:00 pm

Wednesday:

7:45 am-5:00 pm

Thursday:

7:45 am-5:00 pm

Friday:

7:45 am-5:00 pm

Saturday:

Closed

Sunday:

Closed