John Zavaleta, R.Ph., M.D.
Las Colinas OBGYN
OBGYN providing Hormone Replacement Therapy and Pelvic Organ Prolapse Treatment in Irving, TX 75062
Questions and Appointments - Call (972) 200-9333
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John Zavaleta, R.Ph., M.D.

 
John Zavaleta, R.Ph., M.D.
Las Colinas OBGYN in
Irving, TX 75062
Contact Dr. John Zavaleta
We endeavor to improve the quality of life of our patients by not only restoring their pelvic anatomy and function but by informing them of their latest technology options in the most ethical manner.
 
 
John Zavaleta, R.Ph., M.D.

Hello!
My name is Dr. John Zavaleta. I am an OBGYN and Medical Director for MacArthur Medical Center for Hormone Balance and Wellness. I have 28 years of clinical experience, specializing in Pelvic Organ Prolapse and Hormone Replacement Therapy and practicing in Irving, Texas 75062. I am currently accepting new patients.

Can I answer any questions for you?

< click to ask me a question >

 
 
Call Us at (972) 200-9333
About Dr. John Zavaleta

Women:

Your endocrine system is made up of numerous glands, many of which can suffer from hormone imbalance. These are the six glands most commonly treated with BHRT for women.

  • Hypothalamus
  • Adrenal Gland
  • Pineal Gland
  • Pituitary Gland
  • Thyroid Gland
  • Ovaries

Click on each gland to learn more about its location, function and associated conditions.

Hypothalamus

The hypothalamus gland, located just above your brain stem, regulates body temperature, food intake, and sleep. The hypothalamus also stimulates the production of hormones in the other endocrine system glands.


Hormones produced:

  • Thyrotropin-releasing hormone (TRH)
  • Dopamine
  • Growth-hormone releasing hormone (GHRH)
  • Oxytocin
  • Vasopressin

Related conditions:

  • Anorexia
  • Bulimia
  • Hypopituitarism
  • Developmental disorders
  • Headaches
  • Dizziness
  • Memory loss
  • Weight gain
  • Diabetes
  • Insomnia
  • Kallmann's syndrome

Pineal Gland

The pineal gland, located in your brain, is crucial in healthy sleep and regulates your circadian rhythm. The pineal gland can also affect sexual health and development.


Hormone produced:

Related conditions:

Pituitary Gland

Located in base of your brain, the pituitary gland regulates growth and plays a role in overall endocrine function.


Hormones produced:

Related conditions:

  • Cushing's syndrome
  • Growth hormone deficiency
  • Diabetes
  • Pituitary tumors
  • High blood pressure (hypertension)

Thyroid Gland

Located at the front of your neck, the thyroid gland regulates metabolism and has an impact on your heart, digestive, brain and muscle function.


Hormones produced:

  • Thyroxine
  • Triiodothyronine

Related conditions:

Adrenal Gland

The adrenal glands (cortex and medulla) are near each of your kidneys. These regulate your stress levels, immune system, kidney function and blood supply, along with your body's "fight or flight" response.


Hormones produced:

Related conditions:

Ovaries

Part of the female reproductive system, the ovaries produce estrogen and progesterone. The ovaries regulate female secondary sexual characteristics and menstruation.


Hormones produced:

  • Estrogen
  • Progesterone

Related conditions:

  • Infertility
  • Menopause
  • Perimenopause
  • Turner syndrome
  • Ovarian cancer

Men:

Your endocrine system is made up of numerous glands, many of which can suffer from hormone imbalance. These are the six glands most commonly treated with BHRT for men:

  • Hypothalamus
  • Adrenal Gland
  • Pineal Gland
  • Pituitary Gland
  • Thyroid Gland
  • Testes

Click on each gland to learn more about its location, function and associated conditions.

Hypothalamus

The hypothalamus gland, located just above your brain stem, regulates body temperature, food intake, and sleep. The hypothalamus also stimulates the production of hormones in the other endocrine system glands.


Hormones produced:

  • Thyrotropin-releasing hormone (TRH)
  • Dopamine
  • Growth-hormone releasing hormone (GHRH)
  • Oxytocin
  • Vasopressin

Related conditions:

  • Anorexia
  • Bulimia
  • Hypopituitarism
  • Developmental disorders
  • Headaches
  • Dizziness
  • Memory loss
  • Weight gain
  • Diabetes
  • Insomnia
  • Kallmann's syndrome

Pineal Gland

The pineal gland, located in your brain, is crucial in healthy sleep and regulates your circadian rhythm. The pineal gland can also affect sexual health and development.


Hormone produced:

Related conditions:

Pituitary Gland

Located in base of your brain, the pituitary gland regulates growth and plays a role in overall endocrine function.


Hormones produced:

Related conditions:

  • Cushing's syndrome
  • Growth hormone deficiency
  • Diabetes
  • Pituitary tumors
  • High blood pressure (hypertension)

Thyroid Gland

Located at the front of your neck, the thyroid gland regulates metabolism and has an impact on your heart, digestive, brain and muscle function.


Hormones produced:

  • Thyroxine
  • Triiodothyronine

Related conditions:

Adrenal Gland

The adrenal glands (cortex and medulla) are near each of your kidneys. These regulate your stress levels, immune system, kidney function and blood supply, along with your body's "fight or flight" response.


Hormones produced:

Related conditions:

Testes

Part of the male reproductive system, the testes produce testosterone and regulate male secondary sexual characteristics.


Hormone produced:

Associated conditions:

  • Infertility
  • Testicular cancer
  • Klinefelter's syndrome
  • Low sex drive
  • Weight gain
 
 
John Zavaleta, R.Ph., M.D.

Best way to contact me is:

By Phone: (972) 200-9333
Online: < click to send me an instant message >

 
John Zavaleta, R.Ph., M.D.

My office is located at:

Las Colinas OBGYN
3501 N. MacArthur Blvd.
Suite 350
Irving, TX 75062

Get Directions

My hours are:

Mon: 08:00AM - 04:30PM
Tue: 08:00AM - 04:30PM
Wed: 08:00AM - 04:30PM
Thu: 08:00AM - 04:30PM
Fri: 08:00AM - 12:00PM
Sat: By Appointment Only
Sun: closed

 

Also serving the following areas:

Arlington, Bedford, Carrollton, Coppell, Dallas, Euless, Fort Worth, Frisco, Lewisville, Plano, The Colony
 
John Zavaleta, R.Ph., M.D.

About Dr. John Zavaleta

Dr. John Zavaleta was born and raised in Brownsville, Texas. He graduated from the University of Texas in Austin with honors in Pharmacy. He practiced as a pharmacist for three years before deciding to go to medical school. He then graduated from the University of Texas Southwestern Medical School in 1981, followed by his residency at Baylor Medical Center in Dallas where he was Chief Resident specializing in Obstetrics and Gynecology.

Women’s health has been his passion since he began his practice in 1985. He believes it is important that his patients have the quality of life they deserve. He is a Diplomat of the American Board of Obstetrics and Gynecology, a Fellow of the American College of Obstetrics and Gynecology, and the American Urogynecologic Society, and a member of the Society of Urodynamics, Female Pelvic Medicine, and Urogenital Reconstruction. He keeps current with the most advanced procedures in women’s healthcare. Dr. Zavaleta was recently chosen to be one of a handful of investigators across the country to do research for a major national company that produces biologic material for surgical procedures.  He has been a board-certified gynecologist for over 25 years and has accrued over 700 hours of continuing medical education in the area of incontinence, bladder dysfunction, and pelvic floor anatomy and rehabilitation. 

Dr. Zavaleta believes his patients should feel comfortable in his office, and should feel free to express their concerns. It is his personal commitment to ensure his patients quality of life through superior care and the most current procedures and resources available today.
 
 
 
 
 
BioTE Medical
 
 
John Zavaleta, R.Ph., M.D.
Hi, I am available to answer any questions.
Also, I am currently accepting new patients.
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