Chris Tsimerekis, M.D.

Endocrinology, Diabetes & Metabolism

Internal Medicine

(714) 549-9927Fountain Valley, CA
Telehealth Available
NPI Active per CMS — Q2 2026

With over 33 years in internal medicine, Chris Tsimerekis, M.D. is a long-established endocrinology, diabetes & metabolism specialist in Fountain Valley. Trained at University of California, Geffen School of Medicine (class of 1993), he has been practicing for over 33 years. Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, and more.

1 of 524 Internal Medicine providers in CASee all Internal Medicine in Fountain Valley33+ years experienceNPI since 2006

Data updated 2007-07-09 on CMS NPPES

Contact & Location

Practice Location

11100 Warner Ave Suite 354, Fountain Valley, CA 92708-7506

Fax: (714) 556-9075

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).

Taxonomy: 207RE0101X

Education & Training

University of California, Geffen School of Medicine (Class of 1993)

Virtual Endocrinology, Diabetes & Metabolism Care With Chris Tsimerekis

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Chris Tsimerekis for follow-ups, medication reviews, and ongoing care — no travel to Fountain Valley required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Chris Tsimerekis

NPI records show Dr. Tsimerekis as active with telehealth listed in Fountain Valley, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (714) 549-9927.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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