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Dr. Katherine Exten, MD

Hematology* Age 40
Dr. Katherine Exten, MD

Offers telehealth

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Dr. Katherine Exten, MD is a Hematologist in Mansfield, OH.
Dr. Katherine Exten, MD
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Dr. Katherine Exten, MD

Hematology* Age 40
Mansfield, OH
Accepting new patients

Offers telehealth

Dr. Katherine Exten, MD is a Hematologist in Mansfield, OH.

About

Dr. Exten graduated from OHIO STATE UNIVERSITY / COLLEGE OF VETERINARY MEDICINE. Dr. Katherine Exten, MD is a Hematologist in Mansfield, OH. Dr. Exten currently practices at Practice and are affiliated with OhioHealth Mansfield Hospital, University Hospitals Samaritan Medical Center, Bucyrus Hospital, Marion General Hospital and OhioHealth Shelby Hospital. Dr. Exten has experience treating conditions like Lung Cancer, Bleeding Disorders and Anemia among other conditions at varying frequencies. Dr. Exten's office accepts new patients and telehealth appointments. Dr. Exten is board certified in Hematology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

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These providers are on the medical staff of Cleveland Clinic
These providers are on the medical staff of Cleveland Clinic.
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Experience Check

Enter a condition or procedure
Lung Cancer
Bleeding Disorders
Anemia
Lung Cancer
Bleeding Disorders
Anemia
Lung Cancer
Bleeding Disorders
Anemia
  • View other providers who treat Anemia
Deep Vein Thrombosis (DVT)
Hodgkin's Disease
Myeloproliferative Disorders
Venous Embolism and Thrombosis
Breast Cancer
Chronic Lymphocytic Leukemia
Coagulation Disorders
Colorectal Cancer
Gastrointestinal Malabsorption
Nodular Sclerosis Hodgkins Lymphoma
Pancytopenia
Thrombocytosis
Acute Leukemia
Anal and Rectal Cancer
Bladder Cancer
Bone Cancer
Brain Cancer
Breast Carcinoma
Cervical Cancer
Cholangiocarcinoma
Chronic Myeloid Leukemia (CML)
Chronic Myelomonocytic Leukemia
Diffuse Large B-Cell Lymphoma
Ductal Carcinoma in Situ
Endocrine Gland Cancer
Esophageal Cancer
Follicular Lymphoma Grade 2
Head and Neck Cancer
Hemochromatosis
Hypercoagulable State
Hypothalamus Cancer
Immune Thrombocytopenia
Intestinal Malabsorption Carbohydrate
Kidney Cancer
Leukocytopenia
Leukocytosis
Liver Cancer
Lymphocytosis
Male Breast Carcinoma
Melanoma
  • View other providers who treat Melanoma
Metastatic Respiratory System Cancer
Myelodysplastic Syndromes
Myeloma
  • View other providers who treat Myeloma
Neuroendocrine Tumors
Neutropenia
Non-Hodgkin's Lymphoma
Oral Cancer
Osteosarcoma
Ovarian Cancer
Pancreatic Cancer
Peritoneal Cancer
Polycythemia Rubra Vera
Primary Central Nervous System Lymphoma
Primary Hypercoagulable State
Prostate Cancer
Retroperitoneum Cancer
Skin Cancer
Small Intestine Cancer
Soft Tissue Sarcoma
Thyroid Cancer
Upper Digestive Tract Cancer
Urinary Tract Cancer
Uterine Cancer
Vitamin B Deficiency
Vitamin B12 Anemia
Vitamin B12 Deficiency
Acquired Hemolytic Anemia
Acquired Red Cell Aplasia
Acute Lymphoid Leukemia
Acute Myeloblastic Leukemia Type 3
Acute Myeloid Leukemia
Acute Myeloid Leukemia Multilineage Dysplasia
Adrenal Gland Cancer
Amyloidosis
Antiphospholipid Syndrome (APS)
Astrocytoma
Basal Cell Carcinoma
Benign Lung Neoplasms
Benign Mediastinal Tumor
Benign Neoplasm of Brain
Burkitt's Lymphoma
Cancer of Cerebral Meninges
Central Cyanosis
Central Nervous System Lymphoma
Chordoma
  • View other providers who treat Chordoma
Chronic Pulmonary Embolism
Coagulation Defects in Pregnancy and Postpartum
Colon Cancer
Cutaneous T-Cell Lymphoma
Diffuse Lymphoblastic Lymphoma
Duodenal Cancer
Ewing's Sarcoma
Fallopian Tube Cancer
Follicular Lymphoma Grade 1
Follicular Lymphoma Grade 3A
Gallbladder and Biliary Tract Cancer
Gallbladder Cancer
Graft vs Host Disease
Hemophilia
Hemophilia A
Hereditary Amyloidosis
Hypogammaglobulinemia
Immune Thrombocytopenic Purpura (ITP)
Laryngeal Cancer
Lobular Carcinoma
Lymphocytic-Rich Hodgkins Lymphoma
Lymphocytopenia
Lymphoma
  • View other providers who treat Lymphoma
Lymphosarcoma
Macroglobulinemia (incl. Waldenstrom's )
Male Breast Cancer
Malignant Bone Cancer of the Skull, Face, and Jaw
Malignant Heart Tumors
Malignant Mediastinal Tumor
Malignant Pituitary Gland Tumor
Malignant Pleura Secondary
Mantle Cell Lymphoma
Marginal Zone Lymphoma
Mast Cell Diseases
Maternal Anemia
Mediastinal B-Cell Lymphoma
Mediastinal Tumors
Medulloblastoma
Meningiomas
Merkel Cell Carcinoma
Mycosis Fungoides
Neoplasm of Gastrointestinal Tract
Nodular Lymphocyte-Predominant Hodgkin Lymphoma
Nodular Lymphoma
Nose Cancer
Peripheral T-Cell Lymphoma
Pernicious Anemia
Pheochromocytoma
Pineal Region Tumors
Pituitary Tumor
Pleura Cancer
Pleural Cancer
Purpura
  • View other providers who treat Purpura
Qualitative Platelet Defects (incl. Glanzmann's Thrombasthenia)
Rectal Cancer
Refractory Anemia with Sideroblasts
Reticulosarcoma
Schwannoma
Secondary Malignancies
Sickle Cell Disease
Sickle Cell Hemoglobin SS Disease
Soft Tissue Sarcoma of Head, Face, and Neck
Squamous Cell Carcinoma of Skin
Stomach and Small Intestine Cancer
Stomach Cancer
Testicular Cancer
Thalassemia
Thalassemia Minor
Throat Cancer (Hypopharyngeal)
Throat Cancer (Nasopharyngeal)
Throat Cancer (Oropharyngeal)
Thymomas
  • View other providers who treat Thymomas
Tongue Cancer
Tonsil Cancer
Urethra Cancer
von Willebrand Disease
Vulvar Cancer
Anemia and Iron Deficiency Screening
Bone Marrow Biopsy
Bone Marrow Evaluation
Erythropoietin Test
Leukemia Diagnostic Evaluations
Lumpectomy
Lymphoma Evaluation
Thoracentesis

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Anthem Blue Cross Blue Shield PPO
    Anthem Blue Cross Blue Shield HMO
    Blue Preferred Plus POS
  • Medical Mutual of Ohio HMO
    SuperMed HMO
    SuperMed PPO Plus
  • Choice Plus POS
    Navigate POS
    Navigate HMO
    Nexus Open Access
    Options PPO
  • Cigna PPO
    Open Access Plus
  • The Health Plan of the Upper Ohio Valley PPO
  • Blue Preferred-OH POS
  • Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    Health Network Option Open Access
    Choice Plus POS II
    Premier Care Network APCN Choice (OAMC) POS II
    Aetna HMO
    Open Choice PPO
    Premier Care Network Plus - Innovation Health
  • Choice POS
    Choice Care Network PPO
    Choice Care PPO
  • Blue Card High Performance Network HPN
    Blue Card PPO

Locations

  1. 1 OhioHealth Mansfield Hospital
    335 Glessner Ave, Mansfield, OH 44903
    Icon Directions Right Arrow Directions Phone Icon (419) 756-2003
  2. 2 Office
    840 S Wood St Ste 820-E, Chicago, IL 60612
    Icon Directions Right Arrow Directions Phone Icon (419) 756-2003
  3. 3 OhioHealth Shelby Hospital Lab
    199 W Main St, Shelby, OH 44875
    Icon Directions Right Arrow Directions Phone Icon (419) 756-2003

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Dr. Exten's Office & Staff

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Telehealth Options
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(419) 756-2003

About Me

Specialties*
Hematology
Medical Oncology
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • OHIO STATE UNIVERSITY / COLLEGE OF VETERINARY MEDICINE
Medical Education

Board Certifications

Board Certifications
  • Hematology, Internal Medicine and Medical Oncology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Katherine Exten, MD. To arrange an appointment, call the number on Dr. Exten's profile.

Dr. Exten frequently treats the following conditions: Lung Cancer, Bleeding Disorders and Anemia. See more on Sharecare.

Dr. Katherine Exten, MD is affiliated with OhioHealth Mansfield Hospital, University Hospitals Samaritan Medical Center, Bucyrus Hospital, Marion General Hospital and OhioHealth Shelby Hospital.

Yes, Dr. Katherine Exten, MD holds board certification in Hematology, Internal Medicine and Medical Oncology.

Hospital Affiliations

  • OhioHealth Mansfield Hospital

    335 Glessner Ave, Mansfield, OH

  • University Hospitals Samaritan Medical Center

    1025 Center St, Ashland, OH

  • Bucyrus Hospital

    629 N Sandusky Ave, Bucyrus, OH

  • Marion General Hospital

    1000 McKinley Park Dr, Marion, OH

  • OhioHealth Shelby Hospital

    199 W Main St, Shelby, OH