Northern San Joaquin Valley
Modesto is Stanislaus County's largest city on Highway 99, about an hour and forty-five minutes north of our clinic. Spring Endocrinology is the endocrinology clinic that Modesto residents can actually get into. Our team, led by Colby Morton, FNP-C with fellowship-trained endocrinologist Dr. Leila Chaychi, treats diabetes, thyroid disease, weight and metabolism, men's and women's hormone problems, adrenal and pituitary disorders and osteoporosis.
Call Spring Endocrinology for endocrinology care in Modesto.
(559) 216-0407
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Modesto has two large hospital systems, but wait times for a hormone specialist can be long, and some patients choose Spring Endocrinology for quicker, more personal care with virtual follow-ups in between. Because endocrine problems overlap, we check the whole system. Thyroid, insulin, cortisol, testosterone or estrogen and vitamin D all influence each other, and treating one without checking the rest is how Modesto patients end up on the wrong medication for years.
About Endocrinologist
You will see the same small team at every visit. Colby Morton, FNP-C is accepting new patients, Dr. Chaychi consults on complex cases, and the front office knows your name.
New patients from Modesto should bring recent labs, a medication list and their insurance card. Completed new patient forms from our Payment & Forms page shorten check-in considerably.
Whether you live in Downtown Modesto, Turlock, Ceres, Riverbank or elsewhere in Modesto, the clinic is a manageable trip. Modesto is about an hour and forty-five minutes from the clinic via Highway 99 south, and many Modesto patients pair an in-person first visit with virtual follow-ups.
Ready to talk about endocrinology care in Modesto? Call (559) 216-0407 or send the appointment request form below. We reply within one business day and verify your insurance before the visit.
Request an Appointment
Every condition we treat, written for Modesto. Same clinic, same team, same short drive.
Learn more about the condition itself: Endocrinologist · Everything we treat · Our providers
Based in Northeast Fresno and serving Fresno, Madera, Kings and Tulare counties and the Sierra foothills.
Quick answers for Modesto patients. For more, read the full FAQ.
It depends on your insurance. PPO plans usually allow you to book directly; HMO plans typically require a referral from your primary care provider in Modesto. Call (559) 216-0407 with your plan details and we will tell you what is needed.
Modesto is about an hour and forty-five minutes from the clinic via Highway 99 south, and many Modesto patients pair an in-person first visit with virtual follow-ups. Many established patients handle routine follow-ups as virtual visits, so the drive is mostly for the first visit and for exams that need to be done in person.
Diabetes and prediabetes, thyroid and parathyroid disease, obesity and metabolic syndrome, low testosterone, menopause and PCOS, adrenal and pituitary disorders, osteoporosis and gout. If a hormone is involved, it is our specialty.
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