What is James Mackey's background?

Dr. Mackey graduated from University of Texas Medical School at San Antonio in 2000 and has over 26 years in internal medicine. Dr. Mackey works within a group practice.

Does James Mackey take Medicare?

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

How do I reach James Mackey's office?

431 E State Highway 114 Ste 470, Southlake, TX 76092. Phone: (817) 416-0202. Fax: (817) 869-3519. Virtual visits are also available for patients who prefer remote care.

How does a virtual visit with Dr. Mackey work?

Dr. Mackey'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.

James David Mackey, MD

Medical Oncology Internal Medicine

Internal Medicine

(817) 416-0202Southlake, TX

Telehealth Available

NPI Active per CMS — Q2 2026

Telehealth Available NPI Active per CMS — Q2 2026

With over 26 years in internal medicine, James Mackey, MD is a long-established medical oncology internal medicine specialist in Southlake. A University of Texas Medical School at San Antonio graduate since 2000, he brings 26+ years of experience. Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy.

1 of 242 Internal Medicine providers in TXSee all Internal Medicine in Southlake|26+ years experience|NPI since 2006

Data updated 2019-04-22 on CMS NPPES

Contact & Location

Practice Location

431 E State Highway 114 Ste 470, Southlake, TX 76092-4415

(817) 416-0202

Fax: (817) 869-3519

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Background & Specialty

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

Internal Medicine Medical Oncology in SouthlakeAllopathic & Osteopathic Physicians

Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.

Taxonomy: 207RX0202X

Education & Training

University of Texas Medical School at San Antonio (Class of 2000)

Virtual Medical Oncology Care With James Mackey

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

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

Frequently Asked Questions

Common questions about James Mackey

NPI records show Dr. Mackey as active with telehealth listed in Southlake, TX. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (817) 416-0202.

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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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