What is Karthik Subbu's background?

Dr. Subbu graduated from Eastern Virginia Medical School in 2018 and has over 8 years in internal medicine. Dr. Subbu works within a group practice.

Does Karthik Subbu take Medicare?

Dr. Subbu has a Medicare provider ID. Contact the office to confirm enrollment and other coverage.

How do I reach Karthik Subbu's office?

302 Randall Rd Ste 304, Geneva, IL 60134. Phone: (630) 208-6775. Fax: (630) 208-7937. Virtual visits are also available for patients who prefer remote care.

How does a virtual visit with Dr. Subbu work?

Dr. Subbu's office sends a secure video link before your appointment. You can join from any device with a camera — phone, tablet, or laptop. Most visits take 15–30 minutes. See the telehealth section above for what to prepare.

Karthik Subbu, M.D.

Endocrinology, Diabetes & Metabolism

Internal Medicine

(630) 208-6775Geneva, IL

Telehealth Available

NPI Active per CMS — Q2 2026

Telehealth Available NPI Active per CMS — Q2 2026

Karthik Subbu, M.D. practices as part of a group endocrinology, diabetes & metabolism specialist practice in Geneva, IL. Trained at Eastern Virginia Medical School (class of 2018), he has been practicing for over 8 years. Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, and more.

1 of 169 Internal Medicine providers in ILSee all Internal Medicine in Geneva|8+ years experience|NPI since 2018

Data updated 2023-12-20 on CMS NPPES

Contact & Location

Practice Location

302 Randall Rd Ste 304, Geneva, IL 60134-4205

(630) 208-6775

Fax: (630) 208-7937

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Background & Specialty

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

Internal Medicine Endocrinology, Diabetes & Metabolism in GenevaAllopathic & Osteopathic Physicians

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

Eastern Virginia Medical School (Class of 2018)

Virtual Endocrinology, Diabetes & Metabolism Care With Karthik Subbu

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

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

Frequently Asked Questions

Common questions about Karthik Subbu

NPI records show Dr. Subbu as active with telehealth listed in Geneva, IL. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (630) 208-6775.

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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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