Las Palmas Clinic

Hours: Monday- Friday 8A.M - 5P.M
911 Castroville Road | San Antonio, TX 78237
Telephone: 210.436.7402 | Fax: 210.436.7398

Dr. Barajas was born and raised in Mexico City, Mexico. He received his undergraduate degree from Instituto Cumbres in Mexico City then went on to attend medical school at the highly prestigious Universidad Anahuac in Mexico City.


Dr. Colen was born in Monterrey, Mexico and raised in Houston, Texas. He earned his Doctor of Medicine from the University of Houston Medical Branch in Galveston, Texas and completed his Internal Medicine Internship and Residency training at the University of Texas Health Science Center in San Antonio, Texas.


Mr. Joseph Blydenburgh attended and graduated from the University of Texas Medical Branch. He is a Board Certified Physician Assistant. Some recognitions he has received include graduating with honors in the field of primary care as well as graduating on the dean’s list.


Ms. Lisa Reyna was born in Illinois, grew up in small towns in Ohio and Indiana and later, she moved to Texas.



Everybody treated me great. They are the greatest. And *Lisa N. Reyna is one of your best PA's.

Office staff were very welcoming. Dr. was awesome answered all our questions was very polite and professional.

Yes the staff is very helpful that doctor is very understanding and the young lady that took my vitals was very helpful and well-mannered I think her name was Esmeralda and yes I will recommend at this clinic and this doctor to my family

i have looked and utilized many types of health care facilities. i have found this office to be the most consistent in customer service, knowledge of all staff, and convenience/ flexibility.

Excellent service from the whole staff. Dr Barajas is the best!

Dr. Colen is a very concerned and dedicated physician, wouldn't go with any other dr. Staff is extremely efficient and always polite. Very organized office.

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