We are happy to have these great doctors here at North Hills Family Medicine in San Antonio. Take a look into our great staff & give us a call to schedule your appointment today. We are looking forward to meeting you and providing the care your family needs.


Renato A. geralde, D.o., FAAfp

He's our CEO and with years of experience, he's a local favorite.


Manuel S. Naron, M.D.

Our Chief Medical Officer here at North Hills. 


Dean A. Earp, M.D.

Our Medical Director who specialized in family medicine.


Renato A. Geralde, D.O., FAAFP

CEO. Board Certified ABFM with interest in prevention & sports medicine and a fellow in AAFP.

Dr. Renato Geralde was born in the Philippines in 1969. In that same year he and his family immigrated to the United States. The Geralde family lived in many places including Jersey City, Chicago, and Houston. They eventually settled in the Southern California area in 1986. Dr. Geralde obtained his Bachelor’s Degree in Biological Sciences at the University of California at Irvine (UCI). In 1992 he was commissioned as a 2LT in the US Army reserves as he enrolled in medical school. He earned his Doctor of Osteopathy (D.O.) medical degree from the Chicago College of Osteopathic Medicine(CCOM) in 1996. Dr. Geralde then entered into active duty by going to Tripler Army Medical Center in Honolulu, Hawaii to complete his Family Medicine Internship and Residency.

Dr. Geralde’s accomplishments, awards, and accolades are many. He graduated on the Dean’s list from UCI and with Honors at CCOM. He has completed the Officer’s Basic Course, Combat Casualty Care Course, Brigade Surgeon’s Course, Aerospace Medicine Primary Course, Commanders Course, and the Survival-Escape-Rescue & Evade Course. He has served as the Academic Chief Resident of his residency training program. He is also board certified and a member of the American Board of Family Medicine, the Uniformed Services of Family Practice, and the American Medical Association.

In addition to serving in Hawaii, Dr. Geralde’s military career has included two assignments in Germany. He was first stationed in Schweinfurt Health Clinic where he served as the Medical Director. He then became the Commander of the Giebelstadt Health Clinic. Dr. Geralde left active duty in 2002 but served in the U.S. Air Force as a flight surgeon at Lackland AFB. He has received the Army Achievement Medal, Army Meritorious Service Medal, and the Air Force Achievement Medal.

Having served in the military, Dr. Geralde realizes the important influence that physical fitness has on a person’s mental and physical health. He strives to assist families to achieve and maintain optimal health, growth, and development. Dr. Geralde accomplishes this goal by taking an integrative approach that encompasses the patient, the patient’s illness, and the patient’s overall physical and mental health.

Dr. Geralde opened North Hills Family Medicine in Stone Oak in 2005, Westover Hills in 2011, Hill Country Urgent Care Clinic in 2017 and Hill Country Vitality in 2017.

Dr. Geralde's Awards and Accolades

Patients’ Choice Award
Dr. Renato Geralde has been selected as one of Texas’ favorite physicians.
— 2008-2013, 2015, 2016, 2017, 2018
On-Time Doctor Award
— 2017, 2016, 2015, 2014, 2009
Top 10 Doctor - Neighborhood
Stone Oak, Family Practitioner
— 2014, June 2009 - July 2010
America’s Top Family Doctors
Family Practice Board Certified AAFP Diplomate
— Best of 2009
Top 10 Doctor - San Antonio
— 2014
Compassionate Doctor Recognition
— 2018, 2017, 2016, 2015, 2013, 2012, 2011, 2010, 2009
Patients’ Choice 5th Anniversary
— 2012, 2013
Certificate of Appreciation
Voted Most Compassionate Doctor
— 2010, 2011
Top 10 Doctor - Metro Area/City
Stone Oak/San Antonio - Family Practitioner
— 2014
SA Doctors/Top Doctors
— 2005, 2006, 2007, 2012, 2013
Compassionate Doctor Award - 5 Year Honoree
— 2013


Manuel S. Naron, M.D.

Chief Medical Officer/Family Practice.

Dr. Naron was born in the Philippines in 1976. His family immigrated to Houston, TX when he was 13 years old. He graduated summa cum laude from Alief Elsik High School in 1993. He obtained his premedical education at the University of Texas in Austin, where he graduated with High Honors with a Bachelor of Arts in Biology.

In 1997, he started medical school at the University of Texas Health Science Center in San Antonio, and has lived in San Antonio since. In medical school, Dr. Naron developed special interests in sports medicine, orthopedics, hypertension, diabetes, and preventive care.

He chose the specialty of Family Medicine with the goals of preventing disease and treating patients from childhood to adulthood. He enjoys developing lasting relationships with his patients and their families.

In 2004, he completed his residency training at the Christus Santa Rosa Family Medicine Residency Program in downtown San Antonio. He has been practicing in the Stone Oak area since 2004 and joined North Hills Family Medicine in April of 2007. He integrates his knowledge of the musculoskeletal system, current medical information, and a dependable base of specialty consultants to promote healthy living and prevention of chronic disease.

Dr. Naron speaks Filipino and medical Spanish. He enjoys spending time with his family and friends, working out, and playing basketball and golf.

Dr. Naron was selected as a “Top Doc” in 2007 by Scene in SA magazine. He is board certified with the American Board of Family Medicine and is a member of the American Academy of Family Physicians, American Medical Association, and Bexar County Medical Society.


Dean A. Earp, M.D.

Medical Director/Family Practice


Stone Oak Location

18818 Meisner Dr. San Antonio, TX 78258

Dr. Dean Earp was born and raised in El Paso, Texas. He attended the University of Texas at Austin where he received a Bachelor of Arts in Biology, graduated Summa Cum Laude and Phi Beta Kappa. He earned his Doctor of Medicine from the Texas Tech University Health Sciences Center in Lubbock, Texas and completed three-years of specialty training in Family Medicine at the Mayo Clinic in Scottsdale, Arizona. While at the Mayo Clinic, Dr. Earp spearheaded several humanitarian efforts including a medical mission to the Republic of Haiti and received the Mayo International Health Plan Scholarship. Prior to joining North Hills Family Medicine, Dr. Earp spent 5 years in outpatient practice in Phoenix, Arizona.

Dr. Earp is board certified in Family Medicine and has special interests in preventative health, sports medicine, pediatric care, and the treatment and prevention of headache syndromes. Dr. Earp also provided parenting advice on BabyFirstTV, a nationally broadcast cable television program.

Dr. Earp’s pride and joy is his family. He is married and has a young daughter, son and two cats. He is an avid Texas Longhorns fan and attends multiple games each year with his family.


Rudy Rivera, PA

Physician Assistant, Family Practice

Stone Oak Location

18818 Meisner Dr. San Antonio, TX 78258

Rudy was born in Oklahoma City, Oklahoma, though he has spent most of his life in South Texas. After graduating high school he attended the University of Texas at San Antonio where he received his bachelors in biology, while simultaneously financing his own education, and volunteering in the local community. In 2010, he attended the University of Texas – Pan American Physician Assistant Program. During this time, he was accepted into the American Academy of Physician Assistant Congress Board serving as the South-West region liaison. In addition, he was part of the Texas Academy of Physician Assistants, focusing on improving community health. Soon after graduating, he made his way to his current position, all the while maintaining his focus on family oriented medicine. 

Rudy enjoys his work, because it allows him to remain in contact with the people he was trained to serve. He thinks of every patient as pertinent and nuanced, keeping his approach to medicine empirical, yet humanistic. His leisure time is used on his interests which include physical fitness, family interactions, cycling, and swimming.


Stephanie Benton, FNP

Certified Family Nurse Practitioner (FNP)

Stone Oak Location

18818 Meisner Dr. San Antonio, TX 78258

Stephanie Benton is a board certified Family Nurse Practitioner (FNP) with a strong background in cardiac-vascular diseases and disorders. As an APRN, Stephanie is licensed by the Texas State Board of Nursing to provide healthcare at an advanced level, seeing patients of all ages. Also board certified in Cardiac Vascular Nursing, Stephanie is passionate about partnering with her patients to help identify and reduce risk factors associated with the development of chronic conditions such as high blood pressure and diabetes.

Stephanie hails from Augusta, Georgia. After graduating from Augusta State University, she became a licensed Registered Nurse (RN) in 2001. As one of the top students in her class, Stephanie was chosen to visit ASU’s sister nursing school in Takarazuka, Japan, representing the university as a student ambassador. Upon her return, Stephanie moved to Atlanta, GA, and served as a charge nurse and clinical preceptor for the Coronary Intensive Care Unit in Atlanta’s only Magnet Award Hospital.

In 2003, Stephanie and her husband relocated to San Antonio. Before joining North Hills Family Medicine, she worked in a large cardiology group, serving as a physician extender and clinical research coordinator. Never one to stop learning, Stephanie earned both her Bachelor and Master of Science degrees in Nursing from Texas Tech University Health Sciences Center, graduating with highest honors, summa cum laude. It was during these academic pursuits that Stephanie discovered a passion for delivering holistic, comprehensive healthcare…so she followed her heart, which led her to become a Family Nurse Practitioner at North Hills Family Medicine.


Raul Ramirez, III, LMT

Licensed Massage Therapist

Stone Oak Location

18818 Meisner Dr. San Antonio, TX 78258

Raul Ramirez, III was born and raised in San Antonio, Texas, and attended Our Lady of the Lake University and the Academy for Massage Therapy Training (AMTT). He received advanced training in integrated soft tissue therapy in 2006 and has been a Licensed Massage Therapist since that time.

After completing his massage therapy instructor training and becoming a licensed instructor in 2007, Raul taught at Academy for Massage Therapy Training (AMTT) from 2007-2009. He taught both basic and advanced massage courses for tissue therapy before opening his own massage clinic associated with a pain management clinic where he was able to help patients involved in auto accidents and with work related injuries to recover while also providing comfort to post-operative pain patients.

He closed his clinic in 2010 to join North Hills Family Medicine and now enjoys the opportunity to help heal an even wider range of patients.