Overview
Vidya Seshadri is an Oncologist practicing medicine in Bowling Green, Kentucky.
Dr. Seshadri is highly rated in 70 conditions, according to our data. Her clinical expertise encompasses Inflammatory Breast Cancer, Angiosarcoma, Familial Colorectal Cancer, and Lung Cancer.
She is actively involved in clinical research, co-authoring 23 peer reviewed articles. Dr. Seshadri is currently accepting new patients.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
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
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
201 Park St, Bowling Green, KY 42101
Additional Areas of Focus
Dr. Seshadri has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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.
Tennessee Oncology, PLLC-#412 25th Ave
Ian Flinn is an Oncologist practicing medicine in Nashville, Tennessee. Dr. Flinn is highly rated in 39 conditions, according to our data. His clinical expertise encompasses Small Lymphocytic Lymphoma (SLL), Chronic Lymphocytic Leukemia (CLL), Chronic B-Cell Leukemia (CBCL), Non-Hodgkin Lymphoma, and Bone Marrow Aspiration. Dr. Flinn is board certified in The American Board Of Internal Medicine - Hematology. Dr. Flinn is currently accepting new patients.
Zia Neurology Associates LLC
Frederick Ueland is an Oncologist practicing medicine in Bowling Green, Kentucky. Dr. Ueland is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Ovarian Cancer, Endometrial Cancer, Vulvar Cancer, Ovarian Carcinosarcoma, and Hernia Surgery. Dr. Ueland is currently accepting new patients.
SCRI Oncology Partners
Erika Hamilton, MD, is an independent medical oncologist and hematologist at Ascension Saint Thomas in Nashville, Tennessee. Dr. Hamilton diagnoses and treats adults with cancer and focuses on managing care during and after chemotherapy, radiation therapy and surgery. Every appointment with Dr. Hamilton starts with a conversation. She takes the time to answer all your questions — big and small. Dr. Hamilton is highly rated in 24 conditions, according to our data. Her clinical expertise encompasses Breast Cancer, HER2 Negative Breast Cancer, Ovarian Cancer, and HER-2 Positive Breast Cancer. Dr. Hamilton is board certified in The American Board Of Internal Medicine - Medical Oncology. Dr. Hamilton is currently accepting new patients.
Frequently Asked Questions about Dr. Vidya D. Seshadri
Is Dr. Vidya D. Seshadri a top-rated expert for Inflammatory Breast Cancer?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Vidya D. Seshadri is classified as an Distinguished expert for Inflammatory Breast Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Vidya D. Seshadri specialize in?
While Dr. Vidya D. Seshadri is a Oncology, they have specific expertise in Inflammatory Breast Cancer, Angiosarcoma, and Familial Colorectal Cancer. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Oncology.
Does Dr. Vidya D. Seshadri participate in research or clinical trials?
Yes. Dr. Vidya D. Seshadri has published 23 articles and abstracts on conditions like Inflammatory Breast Cancer. You can view a list of Dr. Vidya D. Seshadri's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Vidya D. Seshadri accept my insurance?
Dr. Vidya D. Seshadri accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly to verify that your specific plan is currently accepted before your visit.
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
- AgranulocytosisDr. Seshadri isDistinguished. Learn about Agranulocytosis.
- ALK-Positive Non-Small Cell Lung CancerDr. Seshadri isDistinguished. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- AngiosarcomaDr. Seshadri isDistinguished. Learn about Angiosarcoma.
- Breast CancerDr. Seshadri isDistinguished. Learn about Breast Cancer.
- Chronic Familial NeutropeniaDr. Seshadri isDistinguished. Learn about Chronic Familial Neutropenia.
- Clear Cell SarcomaDr. Seshadri isDistinguished. Learn about Clear Cell Sarcoma.
- Colorectal CancerDr. Seshadri isDistinguished. Learn about Colorectal Cancer.
- EGFR Positive Lung CancerDr. Seshadri isDistinguished. Learn about EGFR Positive Lung Cancer.
- Familial Colorectal CancerDr. Seshadri isDistinguished. Learn about Familial Colorectal Cancer.
- Familial Prostate CancerDr. Seshadri isDistinguished. Learn about Familial Prostate Cancer.
- Gastric LymphomaDr. Seshadri isDistinguished. Learn about Gastric Lymphoma.
- Inflammatory Breast CancerDr. Seshadri isDistinguished. Learn about Inflammatory Breast Cancer.
- Large-Cell Lung CarcinomaDr. Seshadri isDistinguished. Learn about Large-Cell Lung Carcinoma.
- Lung AdenocarcinomaDr. Seshadri isDistinguished. Learn about Lung Adenocarcinoma.
- Lung CancerDr. Seshadri isDistinguished. Learn about Lung Cancer.
- Lynch SyndromeDr. Seshadri isDistinguished. Learn about Lynch Syndrome.
- Non-Hodgkin LymphomaDr. Seshadri isDistinguished. Learn about Non-Hodgkin Lymphoma.
- Non-Small Cell Lung Cancer (NSCLC)Dr. Seshadri isDistinguished. Learn about Non-Small Cell Lung Cancer (NSCLC).
- Paget Disease of the BreastDr. Seshadri isDistinguished. Learn about Paget Disease of the Breast.
- Pleuropulmonary BlastomaDr. Seshadri isDistinguished. Learn about Pleuropulmonary Blastoma.
- Small Cell Lung Cancer (SCLC)Dr. Seshadri isDistinguished. Learn about Small Cell Lung Cancer (SCLC).
- Squamous Cell Lung CarcinomaDr. Seshadri isDistinguished. Learn about Squamous Cell Lung Carcinoma.
- ThrombocytopeniaDr. Seshadri isDistinguished. Learn about Thrombocytopenia.
- WT1-Related Wilms Tumor SyndromesDr. Seshadri isDistinguished. Learn about WT1-Related Wilms Tumor Syndromes.
- Advanced
- Adult Soft Tissue SarcomaDr. Seshadri isAdvanced. Learn about Adult Soft Tissue Sarcoma.
- B-Cell LymphomaDr. Seshadri isAdvanced. Learn about B-Cell Lymphoma.
- Childhood Acute Myeloid LeukemiaDr. Seshadri isAdvanced. Learn about Childhood Acute Myeloid Leukemia.
- ChoriocarcinomaDr. Seshadri isAdvanced. Learn about Choriocarcinoma.
- Chromophobe Renal Cell CarcinomaDr. Seshadri isAdvanced. Learn about Chromophobe Renal Cell Carcinoma.
- Chronic B-Cell Leukemia (CBCL)Dr. Seshadri isAdvanced. Learn about Chronic B-Cell Leukemia (CBCL).
- Chronic Lymphocytic Leukemia (CLL)Dr. Seshadri isAdvanced. Learn about Chronic Lymphocytic Leukemia (CLL).
- Chronic Myelogenous Leukemia (CML)Dr. Seshadri isAdvanced. Learn about Chronic Myelogenous Leukemia (CML).
- Classical Hodgkin LymphomaDr. Seshadri isAdvanced. Learn about Classical Hodgkin Lymphoma.
- Diffuse Large B-Cell Lymphoma (DLBCL)Dr. Seshadri isAdvanced. Learn about Diffuse Large B-Cell Lymphoma (DLBCL).
- Familial Pancreatic CancerDr. Seshadri isAdvanced. Learn about Familial Pancreatic Cancer.
- Familial Wilms Tumor 2Dr. Seshadri isAdvanced. Learn about Familial Wilms Tumor 2.
- Febrile NeutropeniaDr. Seshadri isAdvanced. Learn about Febrile Neutropenia.
- Follicular LymphomaDr. Seshadri isAdvanced. Learn about Follicular Lymphoma.
- Hemangioma Thrombocytopenia SyndromeDr. Seshadri isAdvanced. Learn about Hemangioma Thrombocytopenia Syndrome.
- HER-2 Positive Breast CancerDr. Seshadri isAdvanced. Learn about HER-2 Positive Breast Cancer.
- Hodgkin LymphomaDr. Seshadri isAdvanced. Learn about Hodgkin Lymphoma.
- Large-Cell Immunoblastic LymphomaDr. Seshadri isAdvanced. Learn about Large-Cell Immunoblastic Lymphoma.
- LeukemiaDr. Seshadri isAdvanced. Learn about Leukemia.
- Lymphofollicular HyperplasiaDr. Seshadri isAdvanced. Learn about Lymphofollicular Hyperplasia.
- Lymphoid HyperplasiaDr. Seshadri isAdvanced. Learn about Lymphoid Hyperplasia.
- MalabsorptionDr. Seshadri isAdvanced. Learn about Malabsorption.
- Malignant Mixed Mullerian TumorDr. Seshadri isAdvanced. Learn about Malignant Mixed Mullerian Tumor.
- Metastatic Brain TumorDr. Seshadri isAdvanced. Learn about Metastatic Brain Tumor.
- Multiple MyelomaDr. Seshadri isAdvanced. Learn about Multiple Myeloma.
- Muscle Invasive Bladder CancerDr. Seshadri isAdvanced. Learn about Muscle Invasive Bladder Cancer.
- Myelodysplastic Syndrome (MDS)Dr. Seshadri isAdvanced. Learn about Myelodysplastic Syndrome (MDS).
- Myeloproliferative Neoplasms (MPN)Dr. Seshadri isAdvanced. Learn about Myeloproliferative Neoplasms (MPN).
- Neuroendocrine TumorDr. Seshadri isAdvanced. Learn about Neuroendocrine Tumor.
- Pancreatic CancerDr. Seshadri isAdvanced. Learn about Pancreatic Cancer.
- Philadelphia-Negative Chronic Myeloid Leukemia
- Posterior Fossa TumorDr. Seshadri isAdvanced. Learn about Posterior Fossa Tumor.
- Primitive Neuroectodermal Tumor (PNET)
- Prostate CancerDr. Seshadri isAdvanced. Learn about Prostate Cancer.
- Pseudomyxoma PeritoneiDr. Seshadri isAdvanced. Learn about Pseudomyxoma Peritonei.
- Renal Cell Carcinoma (RCC)Dr. Seshadri isAdvanced. Learn about Renal Cell Carcinoma (RCC).
- Richter SyndromeDr. Seshadri isAdvanced. Learn about Richter Syndrome.
- Severe Congenital NeutropeniaDr. Seshadri isAdvanced. Learn about Severe Congenital Neutropenia.
- Smoldering Multiple MyelomaDr. Seshadri isAdvanced. Learn about Smoldering Multiple Myeloma.
- Stomach CancerDr. Seshadri isAdvanced. Learn about Stomach Cancer.
- Teratoma of the MediastinumDr. Seshadri isAdvanced. Learn about Teratoma of the Mediastinum.
- Testicular CancerDr. Seshadri isAdvanced. Learn about Testicular Cancer.
- Testicular Yolk Sac TumorDr. Seshadri isAdvanced. Learn about Testicular Yolk Sac Tumor.
- Urothelial CancerDr. Seshadri isAdvanced. Learn about Urothelial Cancer.
- Vitamin B12 DeficiencyDr. Seshadri isAdvanced. Learn about Vitamin B12 Deficiency.
- Wilms TumorDr. Seshadri isAdvanced. Learn about Wilms Tumor.
- Experienced
- Acinic Cell Carcinoma of Salivary GlandsDr. Seshadri isExperienced. Learn about Acinic Cell Carcinoma of Salivary Glands.
- Acute Lymphoblastic Leukemia (ALL)Dr. Seshadri isExperienced. Learn about Acute Lymphoblastic Leukemia (ALL).
- Acute Myeloblastic Leukemia with MaturationDr. Seshadri isExperienced. Learn about Acute Myeloblastic Leukemia with Maturation.
- Acute Myeloblastic Leukemia without Maturation
- Acute Myeloid Leukemia (AML)Dr. Seshadri isExperienced. Learn about Acute Myeloid Leukemia (AML).
- Acute Myelomonocytic LeukemiaDr. Seshadri isExperienced. Learn about Acute Myelomonocytic Leukemia.
- Adrenal CancerDr. Seshadri isExperienced. Learn about Adrenal Cancer.
- Adrenocortical CarcinomaDr. Seshadri isExperienced. Learn about Adrenocortical Carcinoma.
- Alveolar Soft Part SarcomaDr. Seshadri isExperienced. Learn about Alveolar Soft Part Sarcoma.
- Ampullary CancerDr. Seshadri isExperienced. Learn about Ampullary Cancer.
- Anal CancerDr. Seshadri isExperienced. Learn about Anal Cancer.
- Anaplastic Thyroid CancerDr. Seshadri isExperienced. Learn about Anaplastic Thyroid Cancer.
- Appendix CancerDr. Seshadri isExperienced. Learn about Appendix Cancer.
- AstrocytomaDr. Seshadri isExperienced. Learn about Astrocytoma.
- Atypical Teratoid Rhabdoid Tumor (ATRT)Dr. Seshadri isExperienced. Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
- Basal Cell Skin CancerDr. Seshadri isExperienced. Learn about Basal Cell Skin Cancer.
- Bladder CancerDr. Seshadri isExperienced. Learn about Bladder Cancer.
- Bone TumorDr. Seshadri isExperienced. Learn about Bone Tumor.
- Brain TumorDr. Seshadri isExperienced. Learn about Brain Tumor.
- BRCA Positive Breast CancerDr. Seshadri isExperienced. Learn about BRCA Positive Breast Cancer.
- Burkitt LymphomaDr. Seshadri isExperienced. Learn about Burkitt Lymphoma.
- Carcinoid SyndromeDr. Seshadri isExperienced. Learn about Carcinoid Syndrome.
- Cervical CancerDr. Seshadri isExperienced. Learn about Cervical Cancer.
- Cholangiocarcinoma (Bile Duct Cancer)Dr. Seshadri isExperienced. Learn about Cholangiocarcinoma (Bile Duct Cancer).
- ChondrosarcomaDr. Seshadri isExperienced. Learn about Chondrosarcoma.
- Chronic Myelomonocytic Leukemia (CMML)Dr. Seshadri isExperienced. Learn about Chronic Myelomonocytic Leukemia (CMML).
- Chronic T-Cell Leukemia (CTCL)Dr. Seshadri isExperienced. Learn about Chronic T-Cell Leukemia (CTCL).
- Cutaneous T-Cell Lymphoma (CTCL)Dr. Seshadri isExperienced. Learn about Cutaneous T-Cell Lymphoma (CTCL).
- Desmoplastic Small Round Cell TumorDr. Seshadri isExperienced. Learn about Desmoplastic Small Round Cell Tumor.
- DICER1 SyndromeDr. Seshadri isExperienced. Learn about DICER1 Syndrome.
- Eccrine PorocarcinomaDr. Seshadri isExperienced. Learn about Eccrine Porocarcinoma.
- Embryonal Tumor with Multilayered RosettesDr. Seshadri isExperienced. Learn about Embryonal Tumor with Multilayered Rosettes.
- Endometrial CancerDr. Seshadri isExperienced. Learn about Endometrial Cancer.
- EpendymomaDr. Seshadri isExperienced. Learn about Ependymoma.
- Epithelioid SarcomaDr. Seshadri isExperienced. Learn about Epithelioid Sarcoma.
- Ewing SarcomaDr. Seshadri isExperienced. Learn about Ewing Sarcoma.
- Fibrolamellar CarcinomaDr. Seshadri isExperienced. Learn about Fibrolamellar Carcinoma.
- FibrosarcomaDr. Seshadri isExperienced. Learn about Fibrosarcoma.
- Follicular Thyroid CancerDr. Seshadri isExperienced. Learn about Follicular Thyroid Cancer.
- Gallbladder AdenocarcinomaDr. Seshadri isExperienced. Learn about Gallbladder Adenocarcinoma.
- Gallbladder CancerDr. Seshadri isExperienced. Learn about Gallbladder Cancer.
- GangliogliomaDr. Seshadri isExperienced. Learn about Ganglioglioma.
- GanglioneuroblastomaDr. Seshadri isExperienced. Learn about Ganglioneuroblastoma.
- GanglioneuromaDr. Seshadri isExperienced. Learn about Ganglioneuroma.
- Gastroenteropancreatic Neuroendocrine Tumor (GEP-NET)
- Gastroesophageal Junction CancerDr. Seshadri isExperienced. Learn about Gastroesophageal Junction Cancer.
- Gastrointestinal Stromal TumorDr. Seshadri isExperienced. Learn about Gastrointestinal Stromal Tumor.
- GlioblastomaDr. Seshadri isExperienced. Learn about Glioblastoma.
- GliomaDr. Seshadri isExperienced. Learn about Glioma.
- Hairy Cell Leukemia (HCL)Dr. Seshadri isExperienced. Learn about Hairy Cell Leukemia (HCL).
- Heart Failure with Preserved Ejection Fraction (HFpEF)
- HER2 Negative Breast CancerDr. Seshadri isExperienced. Learn about HER2 Negative Breast Cancer.
- Hereditary Paraganglioma-Pheochromocytoma Syndrome
- Laryngeal CancerDr. Seshadri isExperienced. Learn about Laryngeal Cancer.
- LiposarcomaDr. Seshadri isExperienced. Learn about Liposarcoma.
- Liver CancerDr. Seshadri isExperienced. Learn about Liver Cancer.
- Lung NodulesDr. Seshadri isExperienced. Learn about Lung Nodules.
- MAGIC SyndromeDr. Seshadri isExperienced. Learn about MAGIC Syndrome.
- Mantle Cell Lymphoma (MCL)Dr. Seshadri isExperienced. Learn about Mantle Cell Lymphoma (MCL).
- Marginal Zone Lymphoma (MZL)Dr. Seshadri isExperienced. Learn about Marginal Zone Lymphoma (MZL).
- Medullary Thyroid CarcinomaDr. Seshadri isExperienced. Learn about Medullary Thyroid Carcinoma.
- MelanomaDr. Seshadri isExperienced. Learn about Melanoma.
- Melanoma of the EyeDr. Seshadri isExperienced. Learn about Melanoma of the Eye.
- Merkel Cell CarcinomaDr. Seshadri isExperienced. Learn about Merkel Cell Carcinoma.
- MesenchymomaDr. Seshadri isExperienced. Learn about Mesenchymoma.
- MesotheliomaDr. Seshadri isExperienced. Learn about Mesothelioma.
- Metastatic Pleural TumorDr. Seshadri isExperienced. Learn about Metastatic Pleural Tumor.
- Myxoid LiposarcomaDr. Seshadri isExperienced. Learn about Myxoid Liposarcoma.
- Nasopharyngeal CarcinomaDr. Seshadri isExperienced. Learn about Nasopharyngeal Carcinoma.
- NeuroepitheliomaDr. Seshadri isExperienced. Learn about Neuroepithelioma.
- Non-Muscle Invasive Bladder CancerDr. Seshadri isExperienced. Learn about Non-Muscle Invasive Bladder Cancer.
- OligodendrogliomaDr. Seshadri isExperienced. Learn about Oligodendroglioma.
- Opioid Induced ConstipationDr. Seshadri isExperienced. Learn about Opioid Induced Constipation.
- Oral Squamous Cell CarcinomaDr. Seshadri isExperienced. Learn about Oral Squamous Cell Carcinoma.
- OsteosarcomaDr. Seshadri isExperienced. Learn about Osteosarcoma.
- Ovarian CancerDr. Seshadri isExperienced. Learn about Ovarian Cancer.
- Ovarian CarcinosarcomaDr. Seshadri isExperienced. Learn about Ovarian Carcinosarcoma.
- Papillary Thyroid CancerDr. Seshadri isExperienced. Learn about Papillary Thyroid Cancer.
- Pediatric Low-Grade Glioma (pLGG)Dr. Seshadri isExperienced. Learn about Pediatric Low-Grade Glioma (pLGG).
- PheochromocytomaDr. Seshadri isExperienced. Learn about Pheochromocytoma.
- Primary Lymphoma of the BrainDr. Seshadri isExperienced. Learn about Primary Lymphoma of the Brain.
- Relapsed Refractory Multiple Myeloma (RRMM)Dr. Seshadri isExperienced. Learn about Relapsed Refractory Multiple Myeloma (RRMM).
- Rhabdoid TumorDr. Seshadri isExperienced. Learn about Rhabdoid Tumor.
- Rhabdoid Tumor Predisposition SyndromeDr. Seshadri isExperienced. Learn about Rhabdoid Tumor Predisposition Syndrome.
- RhabdomyosarcomaDr. Seshadri isExperienced. Learn about Rhabdomyosarcoma.
- Rhabdomyosarcoma EmbryonalDr. Seshadri isExperienced. Learn about Rhabdomyosarcoma Embryonal.
- Salivary Gland TumorsDr. Seshadri isExperienced. Learn about Salivary Gland Tumors.
- Secondary Adrenal InsufficiencyDr. Seshadri isExperienced. Learn about Secondary Adrenal Insufficiency.
- Sertoli-Leydig Cell TumorDr. Seshadri isExperienced. Learn about Sertoli-Leydig Cell Tumor.
- Small Lymphocytic Lymphoma (SLL)Dr. Seshadri isExperienced. Learn about Small Lymphocytic Lymphoma (SLL).
- Squamous Cell Skin CarcinomaDr. Seshadri isExperienced. Learn about Squamous Cell Skin Carcinoma.
- Synovial SarcomaDr. Seshadri isExperienced. Learn about Synovial Sarcoma.
- Throat CancerDr. Seshadri isExperienced. Learn about Throat Cancer.
- Thymic Epithelial TumorDr. Seshadri isExperienced. Learn about Thymic Epithelial Tumor.
- Thyroid CancerDr. Seshadri isExperienced. Learn about Thyroid Cancer.
- Tongue CancerDr. Seshadri isExperienced. Learn about Tongue Cancer.
- Triple-Negative Breast CancerDr. Seshadri isExperienced. Learn about Triple-Negative Breast Cancer.
- Undifferentiated Pleomorphic SarcomaDr. Seshadri isExperienced. Learn about Undifferentiated Pleomorphic Sarcoma.
- Upper Tract Urothelial Carcinoma (UTUC)Dr. Seshadri isExperienced. Learn about Upper Tract Urothelial Carcinoma (UTUC).
- Vaginal CancerDr. Seshadri isExperienced. Learn about Vaginal Cancer.
- Virilizing Ovarian TumorDr. Seshadri isExperienced. Learn about Virilizing Ovarian Tumor.
- Vitamin D DeficiencyDr. Seshadri isExperienced. Learn about Vitamin D Deficiency.