Healthy Kidz Pediatrics

Meet Our Providers

Dr. Gregg Zankman 

D.O. F.A.C.O.P.

Dr. Gregg Zankman has been a dedicated pediatrician since 1991, providing top-notch care to children for over three decades. Board-certified in pediatrics since 1995, Dr. Zankman's commitment to excellence is evident in his extensive education and experience. Graduating from Osteopathic Medical School in Des Moines, IA, in 1988, he honed his skills and knowledge before completing his pediatric residency at Doctors Hospital in Columbus, OH, in 1991. With a strong foundation of medical expertise and a passion for helping young patients thrive, Dr. Zankman is highly respected within the medical community and beloved by families who entrust him with their children's health and well-being every day.

Tawnya Grover

F-NP, C.W.S.

Tawnya is a skilled and compassionate Family Nurse Practitioner who is dedicated to providing comprehensive care to her patients. With her board certification through the American Academy of Nurse Practitioners and Certified Wound Specialist designation from the American Board of Wound Medicine and Surgery, she brings a high level of expertise to her practice. Tawnya believes in treating each patient as an individual, taking into account their physical, mental, spiritual, and environmental needs. She understands that these factors can all have a significant impact on a child's overall wellness and development. By partnering with parents and addressing all aspects of a child's health, Tawnya strives to ensure that every child under her care grows up healthy and thriving.

Erich Wittmer

Erich Wittmer, PA


Erich Wittmer is a foreign medical graduate from the Universidad Autonoma de Guadalajara, Mexico. He graduated in 2016 and has worked in varying fields of medicine since. Erich was a professor at the University of Texas and taught biomedicine for 6 years. During his time as a professor he obtained his Physician Assistant license and has worked in pediatrics, neurosurgery, and medical aesthetics. His passion is in pediatrics, having two kids of his own he understands the need for quality medical care in our children.

Erich is also Spanish speaking and is looking forward to meeting and treating your children!

Visit Our Office

Mesa, AZ

215 S Power Rd #106, Mesa, AZ 85206


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Office Hours

  • Monday8:00 am - 5:00 pm
  • Tuesday8:00 am - 5:00 pm
  • Wednesday8:00 am - 5:00 pm
  • Thursday8:00 am - 5:00 pm
  • Friday8:00 am - 5:00 pm
  • SaturdayClosed
  • SundayClosed