• Coordinated Care

    Making healthcare safer, simpler and more efficient

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  • Physician Led, Patient Centered

    Your health is our top priority

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  • Personalized Patient Care

    Caring for your unique needs

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  • Actively Connected

    All your providers working together

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Find a Provider

Comprehensive care through every stage of your life. Multi-specialty Experience. Compassionate Physicans. Exceptional Quality.

Patient Forms

Save time by downloading patient forms and filling them out at home before your appointment.

Patient Portal

Access your medical records, communicate with your doctors via secure online messaging, and make more informed decisions about your health!

Insurance Partners

Comprehensive care through every stage of your life. Multi-specialty Experience. Compassionate Physicans. Exceptional Quality.

Pay your bill online

For your convenience, we allow patients to pay their bill online. We accept all major credit cards.


We welcome your interest in joining the fastest growing physician group in Arizona. Come join our team!

Our Locations

The IMS network includes approximately 140 providers in 65 locations throughout the greater Phoenix area.


Physician Spotlight

  • Donald Paxton

    Primary Care
    (623) 266-0940

    Donald Paxton, M.D., is a General Internist and is Board Certified.  He joined IMS in August of 2017.  He has been practicing in the Valley for 38 years.  He graduated from Princeton University and returned to Arizona to attend the University of Arizona Medical School.

  • Cheryl Whiting

    Primary Care
    (623) 935-4700
  • Ruthie Mangino

    General Surgery
    (623) 209-1474

    Ruthie Mangino, DNP, is a board certified Nurse Practitioner with the American Academy of Nurse Practitioners and a board certified adult clinical nurse specialist (ACNS-BC) with the American Nurses Credentialing Center.

  • Catherine Jackey

    Primary Care
    (602) 494-5040

    Catherine Jackey, FNP completed her Masters in Nursing from Spalding University and is board certified. Catherine received the prestigious Louree Pottinger Nursing Award which is given to an outstanding graduating Registered Nurse whom demonstrats self-direction and commitment to learning.

  • Judith Ekblad

    Primary Care
    (623) 433-0190

    Judith Ekblad, FNP-BC is a certified Family Nurse Practitioner by the American Nurse Credentialing Center (ANCC) and licensed by the Arizona Board of Nursing. She began her nursing career in 1998. She has experience in various clinical settings, including Home and Long-term Care, Skilled Nursing, small town rural and large metropolitan hospital settings, travel and camp nursing.

  • Mercedes Morris

    Ear, Nose & Throat (ENT)
    (623) 512-4199

    Mercedes Morris, FNP was born and raised in Phoenix, AZ. She received her Master's and Bachelor's degree of Nursing from Grand Canyon University. She graduated with her Master's of Nursing with honor's in 2016.

  • Susan Pendergast

    (602) 633-3780

    Susan is a nationally board-certified Family Nurse Practitioner with 27 years of total professional nursing experience.  She received her Master of Science in Nursing from Widener University outside Philadelphia, Sigma Theta Tau Nursing Honor Society member.

  • Nicolette Hawthorne

    Primary Care
    (623) 433-0155

    Nicolette Hawthorne, FNP was born and raised in Arizona. She is a certified Family Nurse Practitioner by the American Academy of Nurse Practitioners National Board and by the Arizona State Board of Nursing.

  • Rosemarie Gotshall

    Primary Care
    (623) 932-1157

    Air Force, Lt Colonel Rosemarie D. Gotshall, M.D. is returning to IMS after having provided eight years of Internal Medicine service to the Gila River Native American Community. Her diverse background and love for medicine since graduating medical school in 2000, includes: Family/ Internal Medicine, Emergency Medicine and Addiction Medicine.

  • Kia Lambeth

    Primary Care
    (623) 936-3312

    Kia Lambeth completed her Family Nurse Practitioner program at Grand Canyon University and is a member of the American Association for Nurse Practitioners. A Phoenix native, Kia has worked in the health care industry since adolescence.

IMS News

Dr. Charous Interviewed on Sonoran Living!
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