Hematology/Oncology Medical Specialists
2106 Harrisburg Pike
Suite 116B
Lancaster, PA 17601
Phone: (717) 544-3600
Fax: (717) 544-3064
Map and Driving Directions
Office hours:- Monday: 8 a.m. - 5 p.m.
- Tuesday: 8 a.m. - 5 p.m.
- Wednesday: 8 a.m. - 5 p.m.
- Thursday: 8 a.m. - 5 p.m.
- Friday: 8 a.m. - 5 p.m.
- Saturday: Closed
- Sunday: Closed
Hematology/Oncology Medical Specialists have been providing our community with comprehensive cancer care for over 25 years. From our modest beginnings on Lititz Pike to our new state of the art facility at the Health Campus, we have endeavored to practice high quality medicine with a wide range of treatment options. Over the years our patients and their families have come to trust the knowledge, compassion and dedication of our physicians. We are pleased to be able to provide excellence of care in a comfortable environment close to family and loved ones.
| Wendy Chen, DO |
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- Undergraduate School: Amherst College
- Medical School: Ohio University College of Osteopathic Medicine
- Residency: Yale – New Haven Hospital
- Board Certification: Medical Oncology, Medical Hematology, Internal Medicine
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| Fellowship: Yale School of Medicine |
| Elizabeth C. Horenkamp, M.D. |
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- Undergraduate Degree: Franklin & Marshall College
- Medical School: University of Pennsylvania
- Residency: Wilford Hall Medical Center, USAF
- Board Certifications: Medical Oncology, Medical Hematology, Internal Medicine
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Fellowship: Wilford Hall Medical Center, USAF
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| Patrick H. Judson, MD |
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- Undergraduate degree: George Washington University
- Medical School: George Washington University
- Residency: Tripler Army Medical Center
- Board Certifications: Medical Oncology, Medical Hematology, Internal Medicine, Hospice & Palliative Medicine
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Fellowship: Walter Reed Army Medical Center
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| Samuel J. Kerr, MD |
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- Undergraduate Degree: University of Pittsburgh
- Medical School: Temple University School of Medicine
- Residency: Milton S. Hershey Medical Center
- Board Certifications: Medical Oncology, Medical Hematology, Internal Medicine
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Fellowship: Milton S. Hershey Medical Center
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| G. Thomas O'Conor, Jr., M.D. |
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- Undergraduate degree: Wheeling College
- Medical School: Georgetown University
- Residency: Montefioce Hospital
- Board Certifications: Medical Oncology, Medical Hematology, Internal Medicine
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Fellowship: University of Virginia School of Medicine
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| Randall A. Oyer, M.D. |
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- Undergraduate degree: Georgetown University
- Medical School: Georgetown University
- Residency: Medical College of Pennsylvania
- Board Certifications: Medical Oncology, Internal Medicine
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- Medical Internship and Fellowship: Medical College of Pennsylvania
- Medical Director: Lancaster General Health Oncology Program
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| Nandi Reddy, MD |
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- Undergraduate School: Little Flower Junior College, India
- Medical School: Siddhartha Medical College, India
- Internship: Internal Medicine, Edgewater Medical Center, Chicago, Illinois
- Residency: Internal Medicine, Texas Tech University Health Science Center, Odessa, Texas
- Board Certification: Medical Oncology, Medical Hematology, Internal Medicine
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| Fellowship: Clinical Pharmacology, Hematology, Oncology, Dartmouth Hitchcock Medical Center, Lebanon, New Hampshire |
| Shanthi Sivendran, MD |
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- Undergraduate degree: Pennsylvania State University
- Medical School: University College
- Residency: Penn State University College of Medicine
- Fellowship: Mount Sinai School of Medicine
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Providing Superior Care in a Healing Environment
For more than 25 years, Hematology/Oncology Medical Specialists have been providing comprehensive care for patients diagnosed with blood disorders and cancer. Our patients and their families have come to trust the knowledge, compassion and dedication of our physicians. Our doctors are committed to making sure that you get the treatment you need in an environment that's close to home and loved ones.
Services Provided
- Consultations for all types of cancer, benign and malignant blood disorders, and bleeding or clotting disorders
- All types of systemic cancer therapy including chemotherapy
- Comprehensive management of blood and cancer disorders including coordination of other specialists and care from tertiary centers
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