What is Robert Theiss's background?

Dr. Theiss has over 12 years of experience in internal medicine. Dr. Theiss operates an independent practice.

Does Robert Theiss take Medicare?

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

How do I reach Robert Theiss's office?

2649 Schoenersville Rd Ste 201, Bethlehem, PA 18017. Phone: (484) 884-8110. Virtual visits are also available for patients who prefer remote care.

How does a virtual visit with Dr. Theiss work?

Dr. Theiss'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.

Robert Theiss, M.D.

Internal Medicine

(484) 884-8110Bethlehem, PA

Telehealth Available

NPI Active per CMS — Q2 2026

Telehealth Available NPI Active per CMS — Q2 2026

Robert Theiss, M.D. has practiced internal medicine for 12+ years, working in independent practice. He has been practicing since 2014 — over 12 years.

1 of 833 Internal Medicine providers in PASee all Internal Medicine in Bethlehem|12+ years experience|NPI since 2014

Data updated 2024-10-08 on CMS NPPES

Contact & Location

Practice Location

2649 Schoenersville Rd Ste 201, Bethlehem, PA 18017-7316

(484) 884-8110

Patient Reviews

No patient reviews yet. If you've seen Robert Theiss, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Internal MedicineAllopathic & Osteopathic Physicians

Internal medicine physician

Taxonomy: 207R00000X

Virtual Internal Medicine Care With Robert Theiss

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

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

Frequently Asked Questions

Common questions about Robert Theiss

NPI records show Dr. Theiss as active with telehealth listed in Bethlehem, PA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (484) 884-8110.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

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.

About NPI Telehealth Data Methodology Editorial Policy Report Inaccuracy