Patient Portal 425-289-0374 Mon–Thu 8:00 AM–3:00 PM PT Fri 8:00 AM–12:00 PM PT Weekends closed
Bellevue Endocrine Consultants

Excellence in endocrine care with personalized evidence-based medicine.

Dr. Mandana Ahmadian is now accepting new patients — in person in Bellevue and by telehealth across Washington and California.


Mandana Ahmadian, MD, Founder and President of Bellevue Endocrine Consultants
Est. 2005 · Bellevue, Washington
Excellence in health through quality care.
Welcome

Welcome to Bellevue Endocrine Consultants

Founded and led by board-certified endocrinologist Mandana Ahmadian, MD, ECNU.

Thyroid, Diabetes & Hormone Care

Specialty areas: thyroid disease and thyroid nodules, diabetes, osteoporosis and bone health, pituitary and adrenal conditions, hyperlipidemia, PCOS and reproductive hormones, and weight management.

In private practice since 2005, seeing patients in person in Bellevue and by telehealth across Washington and California.

Twenty years of endocrine care in Bellevue Dr. Ahmadian has been in private practice since 2005.

Credentials & recognition
Board Certified Endocrinology, Diabetes & Metabolism American Board of Internal Medicine
ECNU Certified Endocrine Certification in Neck Ultrasound Thyroid & parathyroid ultrasonography
Seattle Top Doctor Recognized 2015, 2016, 2018, 2022, 2023, 2024, 2025 & 2026 Seattle Magazine (2022, 2023) · Seattle Met (2024, 2025)
Seattle Met Top Doctors, Nurse Practitioners and Physician Assistants 2025 certificate, certifying that Mandana Ahmadian, MD, ECNU has been recognized as an expert in the field of Endocrinology and Metabolism.
Recognition Seattle Met Top Doctors 2026 Dr. Ahmadian was recognized as an expert in Endocrinology and Metabolism. The selection is conducted by Professional Research Services. Click the certificate to see it full size.
What patients say

Rated five stars out of five.

Dr Ahmadian is an amazing Dr I have been seeing for about 17 years, she’s a busy lady and our area definitely needs more Endocrinologist’s so I feel lucky to be her patient.

Google review · 2025

Read what other patients say →

Patient portal

Forms, records and non-urgent messaging, reviewed during office hours. The previous Updox portal is no longer in use. Messages needing physician review are billed — see portal message fees.

Log in or create an account

Pay your bill

Settle your medical bill online at any hour, any day. A 2.5% processing fee applies to card payments.

View your bill

“It’s an honor and a privilege to participate in the health of my patients.” — Mandana Ahmadian, MD

About Dr. Ahmadian

Dr. Ahmadian is board certified in Endocrinology, Diabetes & Metabolism and holds the ECNU certification in neck ultrasonography for evaluating thyroid and parathyroid disorders.

Our mission is to provide the best endocrine care possible using proven therapies, state-of-the-art technologies and personalized medical care.

About Dr. Ahmadian →

Conditions we treat

Thyroid disease

Hypothyroidism, Hashimoto’s thyroiditis, hyperthyroidism, thyroid nodules and thyroid cancer.

Diabetes & metabolic disorders

Metabolic syndrome, pre-diabetes, type 1 and type 2 diabetes, hypoglycemia, hyperlipidemia (cholesterol and triglycerides), weight management.

Metabolic bone disease

Osteoporosis and bone loss, calcium disorders, hyperparathyroidism, Paget’s disease.

Reproductive health

Polycystic ovary syndrome (PCOS), low estrogen levels, menopause treatment.

Pituitary disease

Pituitary tumors, prolactin and growth hormone issues, Cushing’s syndrome.

Adrenal gland disorders

Addison’s disease, adrenal tumors, pheochromocytoma.

All services →

Accepted insurance

  • Premera
  • Regence
  • Anthem
  • Blue Cross Blue Shield
  • Cigna
  • Kaiser PPO
  • Uniform

You are responsible for knowing your insurance limitations and policies. Please contact your insurance company to confirm coverage, and bring your insurance card to each visit.

All accepted plans & billing →