The 20 Best Choriocarcinoma Doctors Near Me in Nevada, US

Find the Top Choriocarcinoma Experts and Specialists

The 20 Best Choriocarcinoma Doctors in Nevada, US

Last Updated: 02/22/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 72 doctor with experience in Choriocarcinoma near Nevada, US. Of these, 55 are Experienced, 16 are Advanced and 1 are Distinguished.

Location
LocationClose
72 providers found
    Khoi M. Dao
    Distinguished in Choriocarcinoma
    Hematology
    Distinguished in Choriocarcinoma
    Hematology

    Comprehensive Cancer Centers Of Nevada

    10001 S Eastern Ave, Ste 108, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are Available Dr. Dao is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN) and is actively involved in clinical research trials at the practice. Dr. Dao is rated as a Distinguished provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Iron Deficiency Anemia, Acute Mountain Sickness, Choriocarcinoma, and Myelodysplastic Syndrome (MDS).

    Oscar B. Goodman
    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    9280 W Sunset Rd, Ste 100, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are Available Oscar B. Goodman Jr., MD, PhD, is a medical oncologist and clinical researcher at Comprehensive Cancer Centers of Nevada (CCCN). He is board certified in internal medicine, medical oncology, and hematology with expertise in genitourinary malignancies. Dr. Goodman also participates in various basic, translational and clinical research studies, most recently focusing on circulating tumor cells by using the cells as the basis for personalized therapies against prostate and other cancers.I believe that taking care of my patients is the greatest privilege and responsibility that can be bestowed in our society. I strive to treat every patient as I would want a member of my family to be treated under the circumstances. I communicate honestly and directly to the patient, not by sugar-coating. I hold the patient-physician partnership as the key to one day eliminating all human suffering related to cancer and blood diseases, and aim to do so one patient at a time. Dr. Goodman is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Prostate Cancer, Agranulocytosis, Chronic Familial Neutropenia, Severe Congenital Neutropenia, and Orchiectomy.

    Ghulam H. Kashef
    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    3730 S Eastern Ave, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are Available Ghulam Kashef, MD is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN). Dr. Kashef is board certified in internal medicine and medical oncology. It is my belief that every patient has the right to know the truth about his/her condition and that it is my responsibility to prepare patients and their families for these truths and for their participation in decisions regarding their care. I am a true believer of the relationship between mind and body and I make great effort to provide a very personalized management plan for each patient. I treat every patient as if he or she was my own family and that is my personal promise to each patient.It is my belief that every patient has the right to know the truth about his/her condition and that it is my responsibility to prepare patients and their families for these truths and for their participation in decisions regarding their care. I am a true believer of relationship between mind and body and I make great effort to provide a very personalized management plan for each patient. I treat every patient as if he or she was my own family and that is my personal promise to each patient. Dr. Kashef is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are RUNX1 Familial Platelet Disorder, Hemangioma Thrombocytopenia Syndrome, Chronic Familial Neutropenia, and Agranulocytosis.

    Learn about our expert tiers
    Holavanahalli S. Keshava
    Advanced in Choriocarcinoma
    Hematology | Palliative Medicine
    Advanced in Choriocarcinoma
    Hematology | Palliative Medicine

    Comprehensive Cancer Centers Of Nevada

    3730 S Eastern Ave, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth visits are available H. Keshava-Prasad, MD is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN). He is board certified in medical oncology, hematology, palliative medicine and internal medicine. Dr. Prasad's areas of special interest include: Anemia, General Oncology, Leukemia, Lymphoma Myeloma, Lung Cancer, Hospice and Palliative Medicine and Clinical Research.My patient philosophy is first, do no harm, treat patients with compassion and enhance quality of life. Dr. Keshava is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Severe Congenital Neutropenia, Chronic Familial Neutropenia, Agranulocytosis, Familial Colorectal Cancer, and Bone Marrow Aspiration.

    Hamidreza Sanatinia
    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    9280 W Sunset Rd, Ste 100, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Telehealth Visits are Available Hamidreza Sanatinia, MD is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN). He is board certified in internal medicine and medical oncology. Cancer affects every one of us. I believe in treating the patient as if we are treating our own family members. As a physician, it is our duty to give the best and most current advice to our patients. I encourage academic discussion and the sharing of the latest research among physicians to improve the lives of our patients. We are well trained in treating diseases; but the overall care of the patient as a whole comes first.Cancer affects every one of us. I believe in treating the patient as if we are treating our own family members. As a physician, it is our duty to give the best and most current advice to our patients. I encourage academic discussion and the sharing of the latest research among physicians to improve the lives of our patients. We are well trained in treating diseases; but the overall care of the patient as a whole comes first. Dr. Sanatinia is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Paget Disease of the Breast, Chronic Familial Neutropenia, Agranulocytosis, and Acute Mountain Sickness.

    Edwin C. Kingsley
    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    3730 S Eastern Ave, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are Available Edwin Kingsley, MD is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN). He is board certified in internal medicine and medical oncology. Dr. Kingsley is an adjunct clinical professor at Touro University and has been teaching medical students for more than 14 years.My approach to patient care is to consider the entire patient, and not just his or her disease. I try to understand everything about the patient, their social, cultural, education, and family history, in addition to their medical history, and the disease for which they have been referred to me for treatment. This global approach to the patient gives me the proper and total context to help me deliver the very best care I can. Dr. Kingsley is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Non-Hodgkin Lymphoma, Follicular Lymphoma, B-Cell Lymphoma, and Acute Mountain Sickness.

    Rupesh Parikh
    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    10001 S Eastern Ave, Ste 108, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Rupesh Parikh is an Oncologist in Henderson, Nevada. Dr. Parikh is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Iron Deficiency Anemia, Lung Cancer, Pleuropulmonary Blastoma, and Familial Colorectal Cancer. Dr. Parikh is currently accepting new patients.

    Russell P. Gollard
    Advanced in Choriocarcinoma
    Hematology | Palliative Medicine
    Advanced in Choriocarcinoma
    Hematology | Palliative Medicine

    Optum Cancer Care

    2300 W Charleston Blvd, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    EDUCATIONDr. Gollard attended University of California, Los Angeles for his undergraduate and masters studies. In 1980, he completed his bachelors in English and received his masters in English in 1983. Dr. Gollard received his medical degree from the University of Southern California School of Medicine in 1990. He completed his internal medicine internship in 1991 at the University of Southern California and his internal medicine residency at the University of Southern California Medical Center in 1993. In 1996, Dr. Gollard completed his fellowship in the Division of Hematology and Oncology at the Scripps Clinic and Research Foundation.AREAS OF SPECIAL INTERESTSpecializes in general medical oncology, hematology, leukemia, lymphoma, sarcomas and medical humanities.EXPERIENCE Dr. Gollard is a medical oncologist-hematologist at Comprehensive Cancer Centers of Nevada (CCCN). He has served on numerous committees and boards. He also teaches for the Honors College at University of Nevada, Las Vegas (UNLV) and mentors both pre-medical and medical students.He has authored many articles for medical journals and lectured all over the United States. Dr. Gollard has also received numerous awards and accolades, including the Squibb Award for Outstanding Scientific Research, the Irving Lasky Award for Outstanding Achievement in Research and being named an Outstanding Hematologist/Oncologist by numerous publications.Prior to joining CCCN, he was an oncologist at Cancer & Blood Specialists of Nevada and previously had a private practice at Nevada Cancer Center. He has been practicing in Las Vegas since 1996.BOARD CERTIFIED Internal MedicineMedical OncologyHematologyHospice and Palliative MedicineMEMBERSHIPS IN PROFESSIONAL ASSOCIATIONSAmerican Association of Cancer ResearchAmerican College of Physicians – FellowAmerican Medical AssociationAmerican Society of Clinical OncologyAmerican Society of HematologyAmerican Society of Internal MedicineClark County Medical SocietyNevada State Medical Association. Dr. Gollard is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Acute Mountain Sickness, Alpha Thalassemia, Alpha Thalassemia X-Linked Intellectual Disability Syndrome, Childhood Iron Deficiency Anemia, and Bone Marrow Aspiration.

    Advanced in Choriocarcinoma
    Advanced in Choriocarcinoma

    Optum Cancer Care

    8410 W Warm Springs Rd Ste 10, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Jason Orien is a Urologist in Las Vegas, Nevada. Dr. Orien is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are UPJ Obstruction, Hydronephrosis, Urinary Tract Infection in Children, Ureteroscopy, and Nephrectomy. Dr. Orien is currently accepting new patients.

    Advanced in Choriocarcinoma
    Hematology | Oncology
    Advanced in Choriocarcinoma
    Hematology | Oncology

    Cancer Care Specialists

    5423 Reno Corporate Drive, 
    Reno, NV 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Sowjanya Reganti is a Hematologist and an Oncologist in Reno, Nevada. Dr. Reganti is rated as an Advanced provider by MediFind in the treatment of Choriocarcinoma. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Familial Colorectal Cancer, and Familial Pancreatic Cancer. Dr. Reganti is currently accepting new patients.

    Vikas Gupta
    Experienced in Choriocarcinoma
    Hematology
    Experienced in Choriocarcinoma
    Hematology

    Comprehensive Cancer Centers Of Nevada

    9280 W Sunset Rd, Ste 100, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are AvailableCancer does not just affect the patient, but the entire family. My goal is not just to provide quality cancer care and treatment to the patient, but also involve the whole family in the treatment decisions of their loved one as well as offer support. Dr. Gupta is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Protein C Deficiency, Congenital Antithrombin 3 Deficiency, Protein S Deficiency, Hereditary Resistance to Anti-Vitamin K, and Bone Marrow Transplant.

    William Wise
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Las Vegas Urology

    7200 Cathedral Rock Dr, Ste 180, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    William Wise is a Urologist in Las Vegas, Nevada. Dr. Wise is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Neurogenic Bladder, Bilateral Hydronephrosis, UPJ Obstruction, Ureteroscopy, and Prostatectomy. Dr. Wise is currently accepting new patients.

    Karen S. Jacks
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    9280 W Sunset Rd, Ste 100, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are AvailableI care for each patient as a special individual as I would treat members of my own family. Dr. Jacks is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. Her top areas of expertise are Paget Disease of the Breast, Breast Cancer, Severe Congenital Neutropenia, and Agranulocytosis.

    John A. Ellerton
    Experienced in Choriocarcinoma
    Hematology | Oncology
    Experienced in Choriocarcinoma
    Hematology | Oncology

    Optum Cancer Care

    3175 Saint Rose Pkwy Ste 200, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients

    John Ellerton is a Hematologist and an Oncologist in Henderson, Nevada. Dr. Ellerton is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Hemochromatosis, Colorectal Cancer, Breast Cancer, Tissue Biopsy, and Bone Marrow Aspiration. Dr. Ellerton is currently accepting new patients.

    Ann M. Wierman
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Ann M. Wierman, MD Private Practice

    3150 N Tenaya Way, Ste 200, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Ann Wierman is a Hematologist in Las Vegas, Nevada. Dr. Wierman is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. Her top areas of expertise are Anemia, Adult Immune Thrombocytopenia, Immune Thrombocytopenic Purpura (ITP), Bone Marrow Aspiration, and Endoscopy. Dr. Wierman is currently accepting new patients.

    Wolfram Samlowski
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    9280 W Sunset Rd, Ste 100, 
    Las Vegas, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth visits are available Wolfram Samlowski, MD, FACP is a medical oncologist at Comprehensive Cancer Centers of Nevada (CCCN) specializing in melanoma and renal cancer. He is board certified in internal medicine and medical oncology. Dr. Samlowski performs cancer immunotherapy and other oncology procedures at Southern Hills Hospital in Las Vegas. His mission is to provide access to both the best standard options and new drugs for difficult to treat diseases.My goal is to provide access to both the best standard options and new drugs in development for challenging diseases. Dr. Samlowski is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Melanoma, Adult Soft Tissue Sarcoma, Renal Cell Carcinoma (RCC), Mesenchymoma, and Vitrectomy.

    Muhammad S. Ghani
    Experienced in Choriocarcinoma
    Hematology | Oncology
    Experienced in Choriocarcinoma
    Hematology | Oncology

    Comprehensive Cancer Centers Of Nevada

    2460 W Horizon Ridge Pkwy, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    Telehealth Visits are Available. Dr. Ghani is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Multiple Myeloma, Paget Disease of the Breast, Agranulocytosis, and Chronic Familial Neutropenia.

    Restituto Tibayan
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Comprehensive Cancer Centers Of Nevada

    2460 W Horizon Ridge Pkwy, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients

    Telehealth Visits are Available. Dr. Tibayan is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Breast Cancer, Paget Disease of the Breast, Drug-Induced Thrombocytopenia, and Iron Deficiency Anemia.

    Carlos W. Araujo
    Experienced in Choriocarcinoma
    Hematology | Oncology
    Experienced in Choriocarcinoma
    Hematology | Oncology

    OptumCare Cancer Care

    2300 W Charleston Blvd, 
    Las Vegas, NV 
    Languages Spoken:
    English, Portuguese, Spanish
    Accepting New Patients

    Carlos Araujo is a Hematologist and an Oncologist in Las Vegas, Nevada. Dr. Araujo is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Acute Mountain Sickness, Iron Deficiency Anemia, Childhood Iron Deficiency Anemia, and Paget Disease of the Breast. Dr. Araujo is currently accepting new patients.

    Casey O. Mccraw
    Experienced in Choriocarcinoma
    Experienced in Choriocarcinoma

    Urology Limited

    8915 S Pecos Rd, Ste 19A, 
    Henderson, NV 
    Languages Spoken:
    English
    Accepting New Patients
    Offers Telehealth

    As one of the Desert Southwest's only fellowship-trained urologists specializing in men's sexual health and prosthetic urology, Dr. Casey McCraw at Las Vegas Urology is a leader in the workup and treatment of erectile dysfunction (ED), Peyronie's disease and male urinary incontinence. He is expertly trained in diagnosing the root cause of each problem and formulating an individualized treatment plan that fits both the patient and their families.  Most of all, he understands the sensitivity of the subject matter and is committed to making the patient feel comfortable and heard at each step of their journey.Dr. McCraw received his Bachelor of Science in Biology from Tufts University in Medford, MA and earned his MD from Morehouse School of Medicine in Atlanta, GA. Dr. McCraw completed his surgical residency training at Medical College of Georgia in Augusta, GA and completed a fellowship in Prosthetic Urology and Men's Sexual Health at Urology Centers of Alabama under the direction of Dr. Brian Christine, a globally-recognized leader in the field. Dr. McCraw has successfully treated hundreds of surgical and non-surgical cases in men, ranging from routine to extremely complex. Dr. McCraw has also authored or co-authored numerous peer-reviewed journal articles on urological issues and is a frequent presenter at research conferences around the world.Because of the nature of his urologic speciality, Dr. McCraw understands that talking to a healthcare professional about personal topics can be tough for many patients. His focus is on ensuring that every patient feels comfortable and able to collaboratively work through their problem, from diagnosis through recovery and after. Dr. Mccraw is rated as an Experienced provider by MediFind in the treatment of Choriocarcinoma. His top areas of expertise are Peyronie Disease, UPJ Obstruction, Enlarged Prostate (BPH), Hydronephrosis, and Ureteroscopy.

    Showing 1-20 of 72

    Last Updated: 02/22/2026

    What is the definition of Choriocarcinoma?

    Choriocarcinoma is a fast-growing cancer that occurs in a woman's uterus (womb). The abnormal cells start in the tissue that would normally become the placenta. The placenta is the organ that develops during pregnancy to feed the fetus.

    Choriocarcinoma is a type of gestational trophoblastic disease.

    When should I see a Choriocarcinoma doctor in Nevada, US?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Choriocarcinoma doctor in Nevada, US?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Choriocarcinoma doctors in Nevada, US?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Choriocarcinoma doctors in Nevada, US?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Choriocarcinoma doctor in Nevada, US?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Choriocarcinoma doctor search results page. 

    Why is it important to get a second opinion from a different Choriocarcinoma doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Choriocarcinoma doctor in Nevada, US?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Choriocarcinoma doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Choriocarcinoma doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Choriocarcinoma doctors in Nevada, US?

    Look for the filter feature on the left side of the Choriocarcinoma doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Choriocarcinoma doctor that offers video calls?

    Look for the filter feature on the left-side of the Choriocarcinoma doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

    Read more about our Content Policy

    More Choriocarcinoma Doctors by city