Mark Stephen Walmer, MD

Internal Medicine

(480) 821-3821Chandler, AZ
Telehealth Available
NPI Active per CMS — Q2 2026

Mark Walmer, MD practices as part of a group internist practice in Chandler, AZ. Trained at Medical University of South Carolina College of Medicine (class of 1984), he has been practicing for over 42 years.

1 of 363 Internal Medicine providers in AZSee all Internal Medicine in Chandler42+ years experienceNPI since 2006

Data updated 2011-09-16 on CMS NPPES

Contact & Location

Practice Location

655 S Dobson Rd A201, Chandler, AZ 85224-5669

Fax: (186) 677-7239

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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

Medical University of South Carolina College of Medicine (Class of 1984)

Virtual Internal Medicine Care With Mark Walmer

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

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

Frequently Asked Questions

Common questions about Mark Walmer

NPI records show Dr. Walmer as active with telehealth listed in Chandler, AZ. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (480) 821-3821.

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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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