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Dr. Hamidi Excellent Care provides the best adult endocrinology services on a telemedicine platform in Southern, CA.

We manage a variety of endocrine disorders and diseases including:

  • Diabetes type 1 and type 2

  • Osteoporosis

  • Hypothyroidism (under-active thyroid)

  • Hyperthyroidism, Graves' disease (over-active thyroid)

  • Thyroid cancer

  • Thyroid nodules

  • Weight loss

  • High blood pressure

  • Sexual dysfunction

  • Low testosterone

  • Menstrual irregularities

  • Adrenal tumors

  • Pituitary tumors

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Dr. Mehrnaz Paydar is a highly accomplished and experienced registered dietitian/nutritionist (RDN) with a passion for improving people's health and well-being through evidence-based nutrition practices. With a doctoral degree in Nutritional Sciences, Dr. Paydar brings a wealth of knowledge and expertise to the field. Dr. Paydar will work closely with you to create a personalized nutrition plan tailored to your specific needs and goals. She will provide expert guidance, answer your questions, and offer valuable insights to help you make positive changes in your diet and overall health. Dr. Paydar’s nutrition counseling sessions are specifically designed for various medical conditions and lifestyles including but not limited to:

  • Diabetes Management: Dr.Paydar is well-versed in crafting personalized meal plans that help stabilize blood sugar levels, ensuring you enjoy a balanced and satisfying diet while effectively managing your diabetes.

  • Weight Loss Support: Shedding those extra pounds can be a challenge, but with her tailored weight loss program, you'll learn sustainable strategies to reach your goals. She focuses on making positive lifestyle changes that lead to lasting results.

  • Hypertension (HTN) Control: High blood pressure can have serious health implications. Her HTN-focused dietary plans are designed to help you lower blood pressure through mindful food choices, reducing sodium intake, and incorporating heart-healthy nutrients.

  • High Cholesterol Management: Say goodbye to high cholesterol worries! Dr. Paydar will provide you with guidance on reducing saturated and trans fats while increasing your intake of heart-boosting foods to keep your cholesterol in check.

  • Heart Disease Prevention: Protect your heart from our holistic approach to heart health. Dr. Paydar’s personalized dietary recommendations, combined with lifestyle adjustments, will empower you to make heart-healthy choices and lower your risk of cardiovascular disease.

  • Thyroid Health: Whether you're dealing with hypothyroidism or hyperthyroidism, Dr. Paydar will work closely with you to create a thyroid-friendly diet that supports optimal thyroid function and overall well-being.

About Us

Our Services

Doctor checking blood sugar level with glucometer
Female checking thyroid gland by herself
Drinking Water After Weight Training

Diabetes Type 1 And Type 2

Thyroid diseases

Weight loss


Sexual dysfunction

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Dr. Hamidi is an endocrine specialist in California. He received his medical degree from Shiraz University of Medical Sciences and has practiced for over 20 years. He finished his internal medicine residency at St. John’s Episcopal Hospital in SUNY downstate, NY, and completed his fellowship in endocrinology at the University at Buffalo, NY. He is now working as an endocrinologist attending at Arrowhead Regional Medical Center, in charge of current medical students and residents.

Making a Difference Together

Our mission is to always give the best care to our patients. With years of experience in the medical field, we know the best way to provide the proper care to each patient. No matter your condition, we will find the right solution for you. We always treat our patients as if they were family, so you can feel confident that you’ll get the results you’re looking for while being treated with kindness and care.  

Call/text our office number to schedule your appointment!

Phone: (858) 933-5050

      Fax: (941) 833 -7581


Office hours:

Monday - Friday : 9:00am - 4:30pm


Appointment is required for all visits.

                    Office Address: 

                                                     28202 Cabot Road, Suite 300 

                                       Laguna Niguel, CA 92677

Mailing address:

30511 Avenida de las Flores

Rancho Santa Margarita

CA 92688

Review Us on Google!


5 stars
Love him!
Extremely professional, he is very nice and knowledgeable. I have had diabetes for many years and he was the only doctor that was able to help me to reduce my HbA1C significantly as well as lose weight. I highly recommend him.

Sara H.

Contact Us

Orange county, CA

Fax: (941) 833 -7581

Mailing Address: 

30511 Avenida de las Flores

Rancho Santa Margarita

CA 92688

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