Dr. Pratheesh Viswanathan MD

  • Internal Medicine Lemoyne, PA

Patient Reviews

Reviews reflect patients' level of satisfaction with the care they received from this provider. Dr. Pratheesh Viswanathan xhas an overall rating of 4.0.


Dr. Pratheesh Viswanathan, MD is a Doctor primarily located in Lemoyne, PA. He has 21 years of experience. His specialties include Internal Medicine. Dr. Viswanathan is affiliated with Geisinger Holy Spirit, A Geisinger Affiliate, HEALTHSOUTH Rehabilitation Hos Mechanicsburg and Pinnacle Health at Harrisburg Hospital. He speaks English.


Patients rate and review their physicians based on criteria of care including bedside manner, doctor-patient face time, and degree of follow-up. Patients also provide their doctor with an overall ratings. Vitals analyzes these ratings annually, along with other quality measures, to identify and award the top physicians.


Find out the languages this doctor/ or staff may speak.


Learn where this doctor attended medical school.

Specialties & Expertise

Dr. Pratheesh Viswanathan has the following 9 areas of expertise, 1 specialty and 1 board certification.

Internal Medicine

An internist is a physician who focuses on the diagnosis and treatment of conditions that affect the adult population—both acute and chronic.
These doctors are often who adults see as their primary physicians because they treat a broad range of illnesses that do not require surgical or specialist interventions. They also work to help a patient maintain optimal health in order to prevent the onset of disease.
In addition to treating the common cold and flu, internists also treat chronic diseases like diabetes and heart disease.


See areas of expertise for treating specific conditions, procedures and surgeries for this doctor.

Board Certification

See the board certifications this doctor has received. Board certifications provide confidence that this doctor meets the nationally recognized standards for education, knowledge and experience.

Locations & Directions

Internists of Central PA

108 Lowther St
Lemoyne, PA 17043

Nearby Doctors

Dr. Pratheesh Viswanathan, MD is similar to these 3 Doctors near Lemoyne, PA.