Joseph Tyler Lonergan, M.D.

Internal Medicine

(800) 926-8273San Diego, CA
Telehealth Available
NPI Active per CMS — Q2 2026

With over 32 years in internal medicine, Joseph Lonergan, M.D. is a long-established internist in San Diego. A Geisel School of Medicine at Dartmouth graduate since 1994, he brings 32+ years of experience.

1 of 3,273 Internal Medicine providers in CASee all Internal Medicine in San Diego32+ years experienceNPI since 2006

Data updated 2025-01-27 on CMS NPPES

Contact & Location

Practice Location

4168 Front St Fl 3, San Diego, CA 92103-2030

Fax: (888) 539-8781

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Background & Specialty

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

Internal MedicineAllopathic & Osteopathic Physicians

Internal medicine physician

Taxonomy: 207R00000X

Education & Training

Geisel School of Medicine at Dartmouth (Class of 1994)

Virtual Internal Medicine Care With Joseph Lonergan

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

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

Frequently Asked Questions

Common questions about Joseph Lonergan

NPI records show Dr. Lonergan as active with telehealth listed in San Diego, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (800) 926-8273.

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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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