Dr. Gregory S. Willis
Overview
Gregory Willis, DO, specializes in gynecologic oncology and is certified by the American Osteopathic Board of Obstetrics and Gynecology. He practices at PinnacleHealth Women's Cancer Center and is affiliated with UPMC Lititz, UPMC Memorial, UPMC Hanover, UPMC Harrisburg, UPMC Community Osteopathic, and UPMC West Shore. He completed his fellowship at Community General Osteopathic Hospital, medical school at University of North Texas, residency at Erlanger Health System, and residency at Community Hospital of Lancaster.
Dr. Willis is rated as a Distinguished provider by MediFind in the treatment of Sertoli-Leydig Cell Tumor. His top areas of expertise are Virilizing Ovarian Tumor, Ovarian Carcinosarcoma, Desmoplastic Small Round Cell Tumor, Ovarian Cancer, and Hernia Surgery.
His clinical research consists of co-authoring 1 peer reviewed article. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- OTHER MEDICARE PART D
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- 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
1703 Innovation Drive, Suite 2001, York, PA 17408
18 North Street, Hanover, PA 17331
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Johns Hopkins University
Stephanie Gaillard is an Oncologist in Columbia, Maryland. Dr. Gaillard is rated as a Distinguished provider by MediFind in the treatment of Sertoli-Leydig Cell Tumor. Her top areas of expertise are Ovarian Cancer, Endometrial Cancer, Cervical Cancer, Tissue Biopsy, and Salpingo-Oophorectomy. Dr. Gaillard is currently accepting new patients.
Johns Hopkins University
Deborah Armstrong is an Oncologist in Baltimore, Maryland. Dr. Armstrong is rated as a Distinguished provider by MediFind in the treatment of Sertoli-Leydig Cell Tumor. Her top areas of expertise are Ovarian Cancer, Breast Cancer, Sertoli-Leydig Cell Tumor, Ovarian Carcinosarcoma, and Tissue Biopsy.
PinnacleHealth Women's Cancer Center
Mark Miller, DO, specializes in gynecologic oncology and obstetrics and gynecology and practices at PinnacleHealth Women's Cancer Center. He is affiliated with UPMC Williamsport. He completed his residency at Philadelphia College of Osteopathic Medicine and medical degree at Lake Erie College of Osteopathic Medicine. Dr. Miller is rated as a Distinguished provider by MediFind in the treatment of Sertoli-Leydig Cell Tumor. His top areas of expertise are Sertoli-Leydig Cell Tumor, Ovarian Carcinosarcoma, Malignant Mixed Mullerian Tumor, and Endometrial Cancer.
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
- Distinguished
- Desmoplastic Small Round Cell TumorDr. Willis isDistinguished. Learn about Desmoplastic Small Round Cell Tumor.
- Malignant Mixed Mullerian TumorDr. Willis isDistinguished. Learn about Malignant Mixed Mullerian Tumor.
- Ovarian CancerDr. Willis isDistinguished. Learn about Ovarian Cancer.
- Ovarian CarcinosarcomaDr. Willis isDistinguished. Learn about Ovarian Carcinosarcoma.
- Sertoli-Leydig Cell TumorDr. Willis isDistinguished. Learn about Sertoli-Leydig Cell Tumor.
- Testicular Yolk Sac TumorDr. Willis isDistinguished. Learn about Testicular Yolk Sac Tumor.
- Advanced
- AgranulocytosisDr. Willis isAdvanced. Learn about Agranulocytosis.
- Cervical CancerDr. Willis isAdvanced. Learn about Cervical Cancer.
- Chronic Familial NeutropeniaDr. Willis isAdvanced. Learn about Chronic Familial Neutropenia.
- Endometrial CancerDr. Willis isAdvanced. Learn about Endometrial Cancer.
- Endometrial Stromal SarcomaDr. Willis isAdvanced. Learn about Endometrial Stromal Sarcoma.
- EndometritisDr. Willis isAdvanced. Learn about Endometritis.
- Experienced
- AdenomyosisDr. Willis isExperienced. Learn about Adenomyosis.
- Adult Soft Tissue SarcomaDr. Willis isExperienced. Learn about Adult Soft Tissue Sarcoma.
- AngiomyomaDr. Willis isExperienced. Learn about Angiomyoma.
- BRCA Positive Breast CancerDr. Willis isExperienced. Learn about BRCA Positive Breast Cancer.
- Cervical DysplasiaDr. Willis isExperienced. Learn about Cervical Dysplasia.
- Eccrine PorocarcinomaDr. Willis isExperienced. Learn about Eccrine Porocarcinoma.