
Overview
Mark Lentz, MD, is an internal medicine physician who provides comprehensive care for adults. He’s passionate about supporting his patients’ long-term health and well-being through preventive care, chronic illness management and timely treatment of new or acute conditions — large or small.|With decades of experience, Dr. Lentz has developed deep clinical expertise in managing a wide range of adult health concerns, particularly chronic conditions such as arthritis, diabetes and heart disease. He also has a special interest in helping patients manage restless legs syndrome.|Originally from Indiana, Pennsylvania, Dr. Lentz earned his medical degree from Thomas Jefferson University and completed his residency at Allegheny General Hospital. He is a Fellow of the American College of Physicians, a recognition of his dedication to delivering the highest standard of care.|Dr. Lentz is known for his thoughtful, patient-first approach and his genuine desire to make a meaningful difference in the lives of those he serves.
Dr. Lentz is rated as an Experienced provider by MediFind in the treatment of Lung Cancer. His top areas of expertise are Anaplastic Thyroid Cancer, Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), and Glutaric Acidemia Type 2.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- MEDICARE PDP
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- HMO
- MANAGED MEDICAID PLAN
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE ASSISTANCE PROGRAM
- MEDICARE MAPD
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
35 Justin Drive, Floor 4, Danville, PA 17821
Frank M & Dorothea Henry Cancer Center
Sorab Gupta, MD, is a triple board-certified hematologist/oncologist who treats various malignancies including gastrointestinal cancer, lung cancer, breast cancer and cancers of the genitourinary tract, along with other solid and hematological malignancies. He also treats patients with various benign blood disorders such as anemia and issues with platelets and coagulation. Dr. Gupta is skilled in performing bone marrow biopsies to diagnose bleeding disorders.|To Dr. Gupta, practicing medicine is a wonderful opportunity to serve people and give back to society. Being able to help his patients is what keeps him going and inspires him to come to work each day. “I love the interaction between patient and doctor and the bond that develops because of it,” he says. A souvenir he received from former colleagues says it all: May your days ahead be as uplifting as the daily inspiration you shared with our team and patients.|Originally from India, Dr. Gupta earned his medical degree from Government Medical College and Hospital Panjab University. After completing a residency in India, he moved to the United States to complete an internal medicine residency at St. Barnabas Healthcare Network in the Bronx. He went on to complete a hematology and medical oncology fellowship at Einstein Healthcare Network in Philadelphia.|Dr. Gupta is a member of the American Society of Hematology and the American Society of Clinical Oncology. He has over 65 peer-reviewed publications to his name.|In his spare time, Dr. Gupta enjoys spending time with friends and family. He likes to travel and meet new people, listen to music and watch movies. He appreciates the beauty of the mountains and is happy to be living in a less urban environment than where he trained and worked before coming to Geisinger. Dr. Gupta is rated as an Advanced provider by MediFind in the treatment of Lung Cancer. His top areas of expertise are Pleuropulmonary Blastoma, Lung Cancer, Small Cell Lung Cancer (SCLC), and Posterior Fossa Tumor.
Reading Hospital
Ryan Zimmerman is a primary care provider, practicing in Internal Medicine in West Reading, Pennsylvania. Dr. Zimmerman is rated as an Advanced provider by MediFind in the treatment of Lung Cancer. His top areas of expertise are Small Cell Lung Cancer (SCLC), Childhood Iron Deficiency Anemia, Cardiomyopathy, and Pleurisy.
UPMC Primary Care
Christopher Domarew is a primary care provider, practicing in Internal Medicine in Wellsboro, Pennsylvania. Dr. Domarew is rated as an Advanced provider by MediFind in the treatment of Lung Cancer. His top areas of expertise are Relapsing Multiple Sclerosis (RMS), Lung Cancer, Postmenopausal Osteoporosis, Osteoporosis, and Endoscopy. Dr. Domarew is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Anaplastic Thyroid CancerDr. Lentz isAdvanced. Learn about Anaplastic Thyroid Cancer.
- Experienced
- AnemiaDr. Lentz isExperienced. Learn about Anemia.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- AtherosclerosisDr. Lentz isExperienced. Learn about Atherosclerosis.
- Benign Paroxysmal Positional VertigoDr. Lentz isExperienced. Learn about Benign Paroxysmal Positional Vertigo.
- CardiomyopathyDr. Lentz isExperienced. Learn about Cardiomyopathy.
- Chronic CoughDr. Lentz isExperienced. Learn about Chronic Cough.

