Meet Our Team

Jessica Aguilar
PA-C

Jessica Aguilar is a nationally certified physician assistant specializing in family medicine at Porter Medical Associates. She completed her Bachelor of Science degree in Biology from Baylor University in Waco. TX and then earned her Master of Physician Assistant Studies at Texas Tech University Health Science Center in Midland, TX . She is certified by the National Commission for Certification of Physician Assistants.

Carlos Porter
M.D

Dr. Carlos Porter graduated from St. Mary's University with a Bachelors of Arts in 1987. He attended University of Texas Health Science Center of San Antonio in which he obtained his Medical Degree in 1993. His post graduate training completed through University of Texas Health Science Center of San Antonio Residency Program in 1996. Dr. Carlos Porter currently practices Family Medicine at the Porter Medical Associates, where he provides families with the best possible medical care.

Timothy Hunt
Physician Assistant

Physician Assistant Timothy Hunt was born and raised in San Antonio and graduated from Health Careers High School. He attended the University of Texas Health Science Center San Antonio (UTHSCSA) and received his Bachelors in Clinical Laboratory Sciences in 2004. He worked in clinical research in the fields of oncology, wound care and otorhinolaryngology.


In 2010, he was accepted into the highly competitive UTHSCSA Physician Assistant program and graduated in 2013 with his Master’s in Physician Assistant Studies and a Bachelor’s in Health Care Sciences.


PA Hunt enjoys practicing medicine in South Texas and giving back to the community in which he was raised and still resides. Because he believes it is important for patients to understand all available treatment options, PA Hunt takes pride in educating his patients regarding their treatment plan.


PA Hunt is a preceptor for Physician Assistant students from UTHSCSA and most recently joined the University of Texas Health Science Center San Antonio as an adjunct faculty member.


PA Hunt enjoys spending time with his wife and two children as well as playing guitar in a local band.

Leigh Van Osselaer
PA-C

Leigh Van Osselaer is a nationally certified physician assistant specializing in family medicine. She completed her Bachelor of Science and Master of Science degree in Biology from University of Texas at San Antonio. She received her Master of Physician Assistant Studies from University of Texas Health Science Center at San Antonio.

Cynthia Celedon
Practice Administrator

Cynthia Celedon is the Practice Administrator for Porter Medical Associates. She has 20 years of experience in the medical administration field. Five of those years she was a medical billing manager and has been a practice administrator for the past thirteen. She studied at Angelo State University and achieved high honors. She is not originally from San Antonio, but has been a resident for the past 20 years.

Joseph R. Luna
Family Physician

Joseph R. Luna is a dedicated family physician who has been working in the San Antonio area since he graduated from the University of Texas Health Science Center in 1992. He completed the residency in family medicine in 1996 and most recently re-certified in 2015 as a Diplomate of the American Board of Family Medicine. In the last three years, Dr. Luna has gained much experience in medical care of seniors. Still, his primary focus remains preventative medicine and the care of chronic medical conditions. Dr. Luna is best described as that growing rare doctor who still "listens to his patients." 

Jennifer Caudill
PA-C

Jennifer Caudill is a nationally certified physician assistant specializing in family medicine. She completed her Bachelor of Science in Biology and Master of Science in Anatomy degree at Wright State University in Dayton, OH. She received her Master of Physician Assistant Studies from University of Texas Health Science Center at San Antonio.

Email Us

*If you are in need of emergency treatment please contact 911 immediately.

Phone: (210) 341-9614

Fax: (210) 340-5924

OUR LOCATIONS

Porter Medical Associates

5282 Medical Dr, Suite 250,

San Antonio, TX 78229

HOURS

Monday

7:30AM - 5:00PM

Tuesday

8:00AM - 5:00PM

Wednesday

7:30AM - 5:00PM

Thursday

8:00AM - 5:00PM

Friday

7:30AM - 12:00PM

Saturday

CLOSED

Sunday

CLOSED

Porter Medical Associates

1303 Mccullough Avenue,

Suite 533,

San Antonio, TX 78212

HOURS

Monday

8:00AM - 5:00PM

Tuesday

8:00AM - 5:00PM

Wednesday

8:00AM - 5:00PM

Thursday

8:00AM - 5:00PM

Friday

7:30AM - 12:00PM

Saturday

CLOSED

Sunday

CLOSED

Porter Medical Associates

10423 St. Highway 151,

Suite 103,

San Antonio, TX 78251

HOURS

Monday

CLOSED

Tuesday

CLOSED

Wednesday

7:30AM - 4:30PM

Thursday

7:30AM - 4:30PM

Friday

7:30AM - 12:00PM

Saturday

CLOSED

Sunday

CLOSED

Porter Medical Associates

2020 Sundance Pkwy,

New Braunfels, TX 78130

HOURS

Monday

7:30AM - 4:30PM

Tuesday

8:00AM - 5:00PM

Wednesday

7:30AM - 4:30PM

Thursday

8:00AM - 5:00PM

Friday

7:30AM - 12:00PM

Saturday

CLOSED

Sunday

CLOSED