Tijuana, Mexico
Dr. René Armenta Valenzuela, M.D.
Double board-certified bariatric and general surgeon at SER Hospital in Tijuana, with more than 3,000 weight loss surgeries and advanced endoscopy training.
- 10+years in bariatrics
- 3,000+weight loss surgeries
- 2030bariatric cert. valid through
About Dr. Armenta
Dr. René Armenta Valenzuela focuses on laparoscopic bariatric and gastrointestinal surgery. He served as chief of surgery at the Mexican Red Cross in Tijuana and as a general surgeon in IMSS and state hospitals in Baja California and Chihuahua.
Patients often mention that he found and repaired a hiatal hernia during their sleeve. Hernia repair is priced separately and listed on your quote.
Board certification and license
- Board-certified in bariatric surgery: CMCG, valid through July 16, 2030
- Board-certified in general surgery: CMCG, valid through October 22, 2027
- Listed in the CMCG directory as “Armenta Valenzuela, René”
- Professional license (cédula profesional) 6310637; specialty license 9466177
- Advanced endoscopy training, Mexican Association of Endoscopic Surgery (2018)
- Languages: English and Spanish
Check it yourself
- Search 6310637 and 9466177 in Mexico’s professional license registry (SEP).
- Look up “Armenta Valenzuela, René” in the Consejo Mexicano de Cirugía General directory of certified surgeons.
Sources: Renew Bariatrics profile · surgeon’s own site (checked November 2026).
Training and experience
Education
- Medical school: Centro de Estudios Universitarios Xochicalco
- Internship: Hospital General del Estado de Sonora
- General surgery residency: Hospital General Regional No. 1
- First mini gastric bypass (OAGB) course of the Mexican College of Obesity and Metabolic Disease Surgery (2016)
Positions
- Chief of surgery, Mexican Red Cross, Tijuana
- General surgeon at IMSS Regional Hospital No. 20 (Tijuana), Rosarito General Hospital and IMSS Regional Hospital in Chihuahua
- Private office at NewCity Medical Plaza, Tijuana (per his own site)
Where Dr. Armenta operates
Procedures
- Gastric sleeve
- Single-incision sleeve
- Gastric bypass
- Mini gastric bypass
- Revision surgery
Renew’s gastric sleeve starts at $4,899. Hernia repair, gallbladder removal and a higher BMI cost extra; your written quote lists them before you book.
Patient reviews of Dr. Armenta
Reviews published by Renew Bariatrics
Excerpts from patient reviews that Renew quotes on its profile of Dr. Armenta, with the platform Renew names. Practice-wide ratings listed by Renew: Google 4.9 (673) · Birdeye 4.9 (136) · Facebook 4.9 (64) · Yelp 4.5 (10).
“Dr. Armenta has a wonderful bedside manner and is a great surgeon. My highest weight was 281. Current weight is 188. This has been life changing for me and my family.”
“I had a hiatal hernia prior to surgery and had no idea! Dr. Armenta fixed it while he was doing my sleeve surgery!”
“Her doctor was Rene Armenta and he came in before surgery to answer any questions. He stopped in the next day and talked to us and asked if she wanted to see the picture of her stomach.”
“I was really nervous about leaving the US to have surgery in Mexico but it was truly a fantastic experience. No complications, and I had minimal pain and discomfort, as I am 52.”
“I came to have a gastric sleeve with Dr. Armenta as well as have my gall bladder removed, and he found a hernia and fixed it for me during the procedure.”
“Dr. Armenta took time to answer all of my questions and went into great detail for me. Best decision!”
“I’m 6 weeks post op and down 35 pounds. The whole experience from start to finish was so smooth.”
“Dr Armenta was very informative, answering any questions and spending extra time. It made me feel better knowing everything I was worried about was answered by my surgeon.”
Quoted verbatim from public reviews; long reviews are shortened (marked …). See all reviews on RenewBariatrics.com. Checked November 2026.
Dr. Armenta FAQ
Is Dr. Armenta board-certified?
Yes. The CMCG lists him as certified in bariatric surgery through July 16, 2030 and in general surgery through October 22, 2027.
What are Dr. Armenta’s license numbers?
Professional license (cédula) 6310637 and specialty license 9466177.
Where does Dr. Armenta operate?
At SER Hospital in Tijuana.
Can he repair a hiatal hernia during my sleeve?
Patients report that he did. Tell your coordinator about any reflux or hernia history so it can be planned and priced on your quote.
Can I request Dr. Armenta?
Yes. Tell your coordinator when you apply.
Other Renew surgeons
-
Dr. Héctor Pérez5,000+ bariatric procedures · Tijuana & Cancún
-
Dr. Jorge Green5,000+ bariatric procedures · Tijuana
- AC Dr. Antonio CuevaSleeve primary focus · Tijuana
Ask about surgery with Dr. René Armenta
Talk to a bilingual patient coordinator, not a call center. No cost and no obligation.
- 4.9 from 850+ reviews
- 9,000+ surgeries
- Since 2017