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DHR Health Diabetes & Endocrinology Institute clinic

DHR Health Diabetes & Endocrinology Institute

Endocrinology • McAllen, TX • Multiple locations including Edinburg, Mission, Brownsville, Rio Grande City, Weslaco locations

4.9/5(958 reviews)

Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.

Last gathered July 11, 2026. How our information is sourced · Report incorrect information

About

DHR Health Diabetes & Endocrinology is an endocrinology clinic in Edinburg, Texas, serving the McAllen and Rio Grande Valley area. It offers comprehensive diabetes and endocrinology services including diabetes education, continuous glucose monitoring, insulin pump education, thyroid disorders and ultrasound, growth disorders, pediatric and adolescent endocrinology, and treatment for conditions like gestational diabetes, polycystic ovary syndrome, and adrenal and parathyroid disorders.

Services Offered

  • Diabetes & Endocrinology
  • Endocrinology
  • Adrenal Disorders
  • Continuous Glucose Monitoring System
  • Diabetes Education
  • Diabetes Medical Nutrition Therapy
  • Gestational Diabetes
  • Growth Disorders
  • Insulin Pump Education
  • Parathyroid Disorders
  • Pediatric & Adolescent Endocrinology
  • Polycystic Ovary Syndrome
  • Pubertal Disorders
  • Thyroid Disorders
  • Thyroid Fine Needle Aspiration
  • Thyroid Ultrasound
  • Young Adult Transition Clinic

Technology & Equipment

  • Thyroid Ultrasound
  • Thyroid Fine Needle Aspiration
  • Continuous Glucose Monitoring System
  • Insulin Pump Education

Team

  • Melany Castillo, MD - Endocrinology Physician
  • Mohammed W. Jeraq, MD - Endocrinology Physician
  • Surya Narayan Mulukutla, MD - Endocrinology Physician
  • Juan Diego Palacios, MD - Endocrinology Physician
  • Marcel Twahirwa, MD - Endocrinology Physician

Insurance & Payment

Not published.

Languages Spoken

  • English
  • Spanish

FAQs

What services are offered at DHR Health Diabetes & Endocrinology Institute?

See list of diabetes and endocrinology services including education, nutrition therapy, monitoring, and various thyroid and growth-related clinics.

Is my insurance accepted?

Yes. As part of DHR Health, we accept most major insurance plans. Please contact our office to confirm your specific coverage.

How do I schedule an appointment?

To schedule an appointment, please call 956-362-5650. Our team will help you book the next available visit that fits your schedule.

Do I need a referral from my primary care provider (PCP)?

A referral is not required to be seen in our clinic. However, some insurance plans may require one for coverage. Please check with your insurance provider for details.

Do I need to come fasting to my appointment?

No. Fasting is not required unless you are instructed otherwise. If your visit or testing requires fasting, our staff will let you know in advance.

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Birdeye/Google: 4.9 out of 5 stars (Approximately 958 reviews)

Patients praise

  • High levels of patient satisfaction with Dr. Gloria Ortiz's knowledge and attentiveness
  • Professional and welcoming office staff and environment
  • Efficient wait times for appointments
  • Availability of modern technology and telehealth services

Common complaints

  • Billing and administrative policy disputes, including denial of services for small unpaid balances
  • Occasional reports of feeling unheard or dismissed by medical staff during appointments
  • Concerns over the cost of prescribed medications

"She was cold, dismissive, and spoke 2 inaccuracies about my case... Beware of this doctor and Endocrinology… group."

- Vitals.com patient review for Dr. Gloria Ortiz

"A shining star in the Rio Grande Valley! I’ve been with Dr. Ortiz for 10 years and she went the extra mile to take care of me."

- RGV Endocrine Center Testimonial

"If you’re pregnant and high risk due to your autoimmune disorder, avoid this place because they will deny you blood work for an unpaid balance of $19 from 2024."

- Google review for RGV Endocrine Center

Synthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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