Get to know our Primary Care Physicians, Physician Assistants and Nurse Practitioners


Kristen Kammerer, DO kristen-kammerer
Plano Children’s Medical Clinic

Dr. Kammerer brings a wealth of experience in providing medical care and education to children and their families. She is passionate about delivering excellent medical care to all children and makes your child’s health her highest priority.


Kelly Garcia, Pediatric NP-C Kelly Garcia
Plano Children’s Medical Clinic

“Helping people and using all of my experiences to create a valuable resource for patients is what drives me daily.”

Kelly has a background in social work and is passionate about helping children with asthma and sleep problems. Communication is key for Kelly, she speaks Spanish and takes the time to answer your questions and listen to your concerns.

Joseph Hallock, PNP
Pediatric Nurse Practitioner joseph hallock
Plano Children’s Medical Clinic
“I am here as a resource for the parents and caregivers, ask me questions, I want to support your family. I am passionate about informing parents, checking for comprehension and understanding.”
Joseph has a warm bed side manner that you and your children will appreciate.


Jyotsna Kuppannagari, MD  (Dr. Jo)dr-jo_border
Wylie Children’s Medical Clinic

“We don’t want to just take care of a single disease or sick visits, instead we want to be the child’s Medical Home and care for the child as a whole.”
Dr. Jo often finds herself telling her patients to, “Eat healthy, avoid sodas, listen to your mom and go outside and play!”

Anjanette (Angel) Lloyd, PNPangel-king
Pediatric Nurse Practitioner
Wylie Children’s Medical Clinic

“My life experiences with my children have taught me so much, I have compassion and empathy. With six children of my own and a grandchild, I understand where you are.”

Angel is passionate about educating both parents and children, treating the whole person, not just an illness. “I enjoy interacting with kids and want to make their visits as friendly and fun as possible, engaging the child with a sense of humor.”



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