Meet Our Providers
Meet our experienced primary care providers Dr. Siri and Dr. Marella. Assisted by PA, Paige.
They are knowledgeable in the medical field and care about their patients.
They take the time to answer your questions and make sure that you receive the treatment you need.
Dr. Shantipriya Siripurapu, MD
Dr. Shantipriya Siripurapu is an attentive internist serving the community of Phoenix since 2007. Dr. Siripurapu obtained her medical degree from Government Medical College Nagpur, India. She completed her residency in internal medicine at Hurley Medical Center in Michigan.
Dr. Siripurapu is the co-founder of Phoenix Internal Medicine. She is board certified by the American Board of Internal Medicine. Dr. Siripurapu is trilingual in English, Hindi, and Telugu.
Dr. Siripurapu is sensitive to the uniqueness of each patient’s situation and adapts her consultations and treatment options appropriately to accommodate individual needs and concerns. She is deeply committed to the well-being of her patients. She takes a thorough and precise approach to her consultations to ensure that she is consistently giving accurate diagnoses
Dr. Punnaiah Marella, MD
Dr. Punnaiah Marella attended Osmania Medical College in India where he completed his medical degree as well as an internship. He further completed his internal medicine residency in internal medicine at Michigan State University, Hurley Medical Center. His sound medical knowledge and passion towards his work are commendable and makes him a valued asset at the practice.
Fluent in English and Telugu, Dr. Marella looks after the diverse population of Phoenix, AZ. He brings extensive experience to his role at Phoenix Internal Medicine, where he always provides comprehensive care to his patients and emphasizes preventative care for all.
In addition to pursuing his clinical career, Dr. Marella has published articles and book chapters that focus on various topics in medicine. He also holds certification from the American Board of Internal Medicine. A dedicated provider, he invests in educating visiting individuals about their health and how they can make changes in their daily life to ensure healthy living.
MaKenzie Bartling, Physician Assistant
MaKenzie was born and raised in Nebraska but set out for Arizona to attend college, excited to swap the frigid Midwest winters for the beautiful Arizona sunshine. She received a Bachelors of Science in Physiology from the University of Arizona with a minor in Psychology. MaKenzie decided to continue her education and attended Midwestern University in Glendale, AZ where she graduated top of her class with a Masters of Medical Science in Physician Assistant Studies. She is certified through the National Commission on Certification of Physician Assistants (NCCPA) and is licensed to practice medicine by the Arizona Regulatory Board of Physician Assistants.
She enjoys the diversity and varying levels of complexity among the patients that she treats in Internal medicine. She takes pride in providing the proper patient education to ensure that patients are equipped with the necessary tools and information needed to understand their medical conditions and advocate for their own health.
In her free time MaKenzie enjoys exercising by weight lifting, hiking, or practicing yoga. In addition to being a PA, she also has hopes of becoming a certified fitness instructor.
Hannah Hugo, Physician Assistant
Hannah attended Northern Arizona University in Flagstaff, AZ where she earned her Bachelors of Science in Biology with minors in Chemistry and Psychology. She furthered her education by attending Alderson Broaddus University in West Virginia, where she received her Masters of Science in Physician Assistant Studies. She is certified by the National Commission on Certification of Physician Assistants (NCCPA) and is licensed to practice in medicine by the Arizona Regulatory Board of Physician Assistants.
Hannah is dedicated and compassionate in providing the best care for her patients. She strives to equip them with the resources necessary while
working alongside them to achieve their treatment goals.
In her free time, she enjoys hiking with her dog Winston, going to concerts and traveling. One of her favorite and most memorable trips was her time spent in Kenya on a medical mission.
Gabrielle Stick, Physician Assistant
Gabbie was born in Reading, Pennsylvania, about an hour outside of Philadelphia. She graduated summa cum laude at Lock Haven University with a bachelor’s degree in Health Science with a minor in Psychology. She was then accepted at Lock Haven’s Physician Assistant program and obtained her Master’s in Physician Assistant Studies. After graduating, she moved to Arizona with her fiance to start their lives in the beautiful state of Arizona.
She is certified through the National Commission on Certification of Physician Assistants (NCCPA) and is licensed to practice medicine by the Arizona Regulatory Board of Physician Assistants.
Gabbie chose to practice in primary care because she enjoys creating a relationship with her patients and getting to know them better with every visit. She also likes how primary care requires a generalized knowledge of medicine rather than specializing.
Gabbie enjoys hiking with her dog and watching movies in her free time. She tries to explore new areas of Arizona every chance she gets.